A method of genotyping one or more genetic rare variants in a plurality of nucleic acid samples is described. The method comprises running one or more assays of the plurality of nucleic acid samples using at least one microarray comprising a plurality of probesets and generating assay data. Heterozygous genotypes in the plurality of nucleic acid samples are called and evaluated to identify any rare heterozygous genotype calls that are from a probeset having at least one probe, wherein the number of heterozygous genotype calls for the probeset does not exceed a maximum threshold value. Each identified rare heterozygous genotype call is evaluated to determine whether the identified rare heterozygous genotype call comprises a true rare heterozygous genotype call using a support vector machine prediction model or supervised machine learning classification model comprising a plurality of predictor values for identifying a true rare heterozygous genotype call.
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
Produits et services
Assays for research purposes; kits consisting primarily of
reagents for scientific research use sold together as a unit
with laboratory equipment, namely, microarrays.
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
Produits et services
Assays for research purposes; Kits consisting primarily of reagents for scientific research use sold together as a unit with laboratory equipment, namely, microarrays
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
09 - Appareils et instruments scientifiques et électriques
Produits et services
Kits consisting primarily of reagents and laboratory equipment, namely, microarrays sold as a unit for scientific research use Laboratory equipment, namely, microarrays
A system for sample holder scanning is provided. The system includes a light source, a multiband excitation filter configured to select at least two excitation bands of light for fluorescent dyes used in the sample holder. The system further includes a multiband dichroic filter configured to reflect the at least two excitation bands of light, a multiband emission filter configured to transmit at least two bands of fluorescent emission light from each reaction site of the sample holder. The multiband dichroic filter is further configured to transmit the at least two bands of fluorescent emission light. The system also includes an optical sensor configured to detect the at least two bands of fluorescent emission light to generate an image of a sample holder.
The invention provides methods and compositions to enhance the efficiency and sensitivity of molecular inversion probe (MIP) reactions. Probes include elements that allow MIP ends to abut for ligation while avoiding the possibility of polymerase strand displacement errors. Elements facilitate multiplexed detections, including MIP reaction product detections employing next generation sequencing (NGS) techniques.
A method of genotyping one or more genetic rare variants in a plurality of nucleic acid samples is described. The method comprises running one or more assays of the plurality of nucleic acid samples using at least one microarray comprising a plurality of probesets and generating assay data. Heterozygous genotypes in the plurality of nucleic acid samples are called and evaluated to identify any rare heterozygous genotype calls that are from a probeset having at least one probe, wherein the number of heterozygous genotype calls for the probeset does not exceed a maximum threshold value. Each identified rare heterozygous genotype call is evaluated to determine whether the identified rare heterozygous genotype call comprises a true rare heterozygous genotype call using a support vector machine prediction model or supervised machine learning classification model comprising a plurality of predictor values for identifying a true rare heterozygous genotype call.
This disclosure provides methods and systems useful in array-based analysis of mixed nucleic acid populations, including for multiplex genotyping of a mixed nucleic acid sample and for detecting differences in copy number of a target polynucleotide and/or a target chromosome (e.g., microdeletions, duplications and aneuploidies). The disclosure also provides methods and systems useful in the diagnosis of genetic abnormalities in a mixed nucleic acid population taken non-invasively from an organism, such as a sample of blood, plasma, serum, urine stool or saliva. The disclosed methods and systems find use in multiple applications, including prenatal testing and cancer diagnostics.
G01N 33/533 - Production de composés immunochimiques marqués avec un marqueur fluorescent
C07K 17/08 - Peptides immobilisés sur, ou dans, un support organique le support étant un polymère synthétique
C08G 73/06 - Polycondensats possédant des hétérocycles contenant de l'azote dans la chaîne principale de la macromoléculePolyhydrazidesPolyamide-acides ou précurseurs similaires de polyimides
12.
ARRAY-BASED METHODS FOR ANALYSING MIXED SAMPLES USING DIFFERENTLY LABELLED ALLELE-SPECIFIC PROBES
This disclosure provides methods and kits useful in analysis of mixed nucleic acid populations, including for multiplex genotyping of a mixed nucleic acid sample and for detecting differences in copy number of a target polynucleotide and/or a target chromosome (e.g., microdeletions, duplications, and aneuploidies). The disclosure also provides methods and systems useful in the diagnosis of genetic abnormalities in a mixed nucleic acid population taken non-invasively from an organism, such as a sample of blood, plasma, serum, urine stool or saliva. The disclosed methods and systems find use in multiple applications, including prenatal testing and cancer diagnostics. The method is based on the hybridization of amplified fragments obtained from the sample, e.g., using molecular inversion probes (MIP) to an oligonucleotide array and the detection of the alleles based on different signals from the different alleles of the SNP.
Methods are provided for multiplexed amplification of selected targets and analysis of the amplified targets. In preferred aspects the amplification and analysis take place on the same solid support and preferably in a localized area such as a bead or a feature of an array. In preferred aspects the analysis is a determination of sequence at one or more locations in the amplified target. The methods may be used for genotyping, sequencing and analysis of copy number.
Disclosed are compositions, methods and kits for determining the presence, absence, amount, copy number, or other characteristics of one or more polynucleotide sequences in two or more samples and use thereof in genotyping, evaluation of copy number variation, expression analysis, determination of splice variants and fusion genes, and other genetic analyses.
C12Q 1/6848 - Réactions d’amplification d’acides nucléiques caracterisées par les moyens d’empêcher la contamination ou d’augmenter la spécificité ou la sensibilité d’une réaction d’amplification
C12Q 1/6827 - Tests d’hybridation pour la détection de mutation ou de polymorphisme
C12Q 1/6853 - Réactions d’amplification d’acides nucléiques utilisant des amorces ou des matrices modifiées
C12Q 1/686 - Réaction en chaine par polymérase [PCR]
Provided herein are methods and associated compositions, kits, systems, devices and instruments useful for genetic analysis where there is/are a sequence(s) similar to the gene of interest in a sample. In the methods, a combined copy number for related genes (e.g., a gene of interest and its pseudogene) can be determined via an assay. In addition, relative amounts of the related genes, i.e., a ratio of the related genes can be determined via the assay. Using the data of the combined copy number and the ratio of the related genes, the genotype of the gene of interest (as well as its pseudogene(s), if desired) can be determined with high accuracy.
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
09 - Appareils et instruments scientifiques et électriques
Produits et services
Kits consisting primarily of reagents and laboratory equipment, namely, microarrays sold as a unit for scientific research use. Laboratory equipment, namely, microarrays.
17.
UV EXCITABLE POLYFLUORENE BASED CONJUGATES AND THEIR USE IN METHODS OF ANALYTE DETECTION
A system and method utilizes multi-sample batch controls for high throughput copy number calling in a small number of fixed regions where copy number changes are expected. The system and method utilize intermediate copy numbers applied to regions mapped with density-based clustering and prior knowledge to make final copy number calls for components.
Provided includes methods and systems useful in array-based analysis of mixed nucleic acid populations, including for genotyping and copy number analysis of the various subpopulations of the mixed nucleic acid population. Also provided includes methods and systems useful in the diagnosis of genetic abnormalities in a mixed nucleic acid population taken from an organism.
This disclosure provides methods and systems useful in array-based analysis of mixed nucleic acid populations, including for multiplex genotyping of a mixed nucleic acid sample and for detecting differences in copy number of a target polynucleotide and/or a target chromosome (e.g., microdeletions, duplications and aneuploidies). The disclosure also provides methods and systems useful in the diagnosis of genetic abnormalities in a mixed nucleic acid population taken non-invasively from an organism, such as a sample of blood, plasma, serum, urine stool or saliva. The disclosed methods and systems find use in multiple applications, including prenatal testing and cancer diagnostics. The disclosure is based on the hybridisation of amplified fragments from the sample, e.g. a maternal sample, which may employ molecular inversion probes MIP to an oligonucleotide array and the detection of the alleles based on different signals from the different alleles of the SNP. The disclosure also discloses how the determination of the allele ratio may be used in the determination of fetal and maternal CNVs, e.g. aneuploidies.
This disclosure provides methods and kits useful in analysis of mixed nucleic acid populations, including for multiplex genotyping of a mixed nucleic acid sample and for detecting differences in copy number of a target polynucleotide and/or a target chromosome (e.g., microdeletions, duplications and aneuploidies). The disclosure also provides methods and systems useful in the diagnosis of genetic abnormalities in a mixed nucleic acid population taken non-invasively from an organism, such as a sample of blood, plasma, serum, urine stool or saliva. The disclosed methods and systems find use in multiple applications, including prenatal testing and cancer diagnostics. The method is based on the hybridisation of amplified fragments obtained from the sample, e.g. using molecular inversion probes (MIP) to an oligonucleotide array and the detection of the alleles based on different signals from the different alleles of the SNP.
Methods for multiplex amplification of a plurality of targets of distinct sequence from a complex mixture are disclosed. In one aspect targets are circularized using a single circularization probe that is complementary to two regions in the target that flank a region to be amplified. The targets may hybridize to the circularization probe so that 5′ or 3′ flaps are generated and methods for removing flaps and circularizing the resulting product are disclosed. In another aspect targets are hybridized to dU probes so that 5′ and 3′ flaps are generated. The flaps are cleaved using 5′ or 3′ flap endonucleases or 3′ to 5′ exonucleases. The target sequences are then ligated to common primers, the dU probes digested and the ligated targets amplified.
A system and method for region-based calling utilizes a probability distribution of a phi-transformed logarithmic ratio to determine a set of possible transition paths through markers and marker states, constructs a local evidence matrix for each of the markers and generates a total per-marker value for each segment in a discrete region.
In one embodiment of the invention, a method to image a probe array is described that includes focusing on a plurality of fiducials on a surface of an array. The method utilizes obtaining the best z position of the fiducials and using a surface fitting algorithm to produce a surface fit profile. One or more surface non-flatness parameters can be adjusted to improve the flatness image of the array surface to be imaged.
G06K 9/00 - Méthodes ou dispositions pour la lecture ou la reconnaissance de caractères imprimés ou écrits ou pour la reconnaissance de formes, p.ex. d'empreintes digitales
Disclosed are methods and software for biological data analysis. Specifically, provided are methods, computer programs and systems for analyzing data in the form of various intensity measurements obtained from an oligonucleotides microarray experiment. Such data may be microarray data obtained from an experiment conducted to determine copy number of a human genetic sample. The data are corrected by application of one or more covariate adjusters which may be applied simultaneously and which may be selected by a user. Further, the present application provides methods of filtering image data and signal restoration of image data using log2 ratio data.
Compositions, methods and kits are disclosed for synthesizing and amplifying pools of probes using precursor oligonucleotides. In some aspects the precursor is amplified and nicking enzymes are used to separate the full length probes from the amplification products. The methods enable the preparation of single stranded DNA probes of defined sequence and length that are suitable for use in target detection assays.
The invention relates to methods for enzymatic, genotyping of polymorphisms on solid supports. In some aspects, the methods include ligation of allele or base specific 5′ interrogation probes to an array probe. The array probe is labeled by ligation of the interrogation probe. Ligation is dependent on the identity of the base immediately adjacent to the end of the array probe. In other aspects array bound probes are labeled by template dependent extension.
Disclosed are calibration apparatuses for fluorescent microscopy instruments and methods of making and using them. Specifically, disclosed are calibration apparatuses with a fluorescent layer, such as photoresist, deposited on a substrate, with an optional layer of a reflective material, such as chrome. Illumination of the fluorescent and/or reflective layers, and detection and analysis of the resulting emissions allows evaluation of the instrument with respect to both reflective and fluorescent channels. Selection of appropriate fluorescent materials for the one or more fluorescent layers allows the evaluation of an instrument with respect to different fluorophores, as would be used with an instrument capable of two color detection. Inclusion of a reflective layer further allows the evaluation and calibration of all optical channels of an instrument, including the reflective channel and two or more fluorescent channels, with a single calibration apparatus for imaging criteria such as uniformity, contrast and emission signal strength.
G01N 21/27 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en utilisant la détection photo-électrique
32.
ARRAY BASED METHOD AND KIT FOR DETERMINING COPY NUMBER AND GENOTYPE IN PSEUDOGENES
Provided herein are methods and associated compositions, kits, systems, devices and instruments useful for genetic analysis where there i s/a re a sequence(s) similar to the gene of interest in a sample, e.g. for determining the spinal muscular atrophy (SMA) carrier status. In the methods, a combined copy number for related genes (e.g., a gene of interest and its pseudogene, e.g. SMN1 and SMN2) can be determined via an assay. In addition, relative amounts of the related genes, i.e., a ratio of the related genes can be determined via the assay. Using the data of the combined copy number and the ratio of the related genes, the genotype of the gene of interest (as well as its pseudogene(s), if desired) can be determined with high accuracy.
Methods are provided for multiplexed amplification of selected targets and analysis of the amplified targets. In preferred aspects the amplification and analysis take place on the same solid support and preferably in a localized area such as a bead or a feature of an array. In preferred aspects the analysis is a determination of sequence at one or more locations in the amplified target. The methods may be used for genotyping, sequencing and analysis of copy number.
In one embodiment of the invention, a method to image a probe array is described that includes focusing on a plurality of fiducials on a surface of an array. The method utilizes obtaining the best z position of the fiducials and using a surface fitting algorithm to produce a surface fit profile. One or more surface non-flatness parameters can be adjusted to improve the flatness image of the array surface to be imaged.
G06K 9/00 - Méthodes ou dispositions pour la lecture ou la reconnaissance de caractères imprimés ou écrits ou pour la reconnaissance de formes, p.ex. d'empreintes digitales
G16B 40/00 - TIC spécialement adaptées aux biostatistiquesTIC spécialement adaptées à l’apprentissage automatique ou à l’exploration de données liées à la bio-informatique, p. ex. extraction de connaissances ou détection de motifs
C12Q 1/6827 - Tests d’hybridation pour la détection de mutation ou de polymorphisme
G16B 20/20 - Détection d’allèles ou de variantes, p. ex. détection de polymorphisme d’un seul nucléotide
G16B 20/40 - Génétique de populationDéséquilibre de liaison
G16B 20/10 - Ploïdie ou détection du nombre de copies
G16B 20/00 - TIC spécialement adaptées à la génomique ou protéomique fonctionnelle, p. ex. corrélations génotype-phénotype
G16B 25/00 - TIC spécialement adaptées à l’hybridationTIC spécialement adaptées à l’expression de gènes ou de protéines
36.
Systems and methods for SNP characterization and identifying off target variants
Methods for processing data using information gained from examining biological materials identifies and characterized probes for Single Nucleotide Polymorphisms and identifies Off Target Variants.
Methods for multiplex amplification of a plurality of targets of distinct sequence from a complex mixture are disclosed. In one aspect targets are circularized using a single circularization probe that is complementary to two regions in the target that flank a region to be amplified. The targets may hybridize to the circularization probe so that 5′ or 3′ flaps are generated and methods for removing flaps and circularizing the resulting product are disclosed. In another aspect targets are hybridized to dU probes so that 5′ and 3′ flaps are generated. The flaps are cleaved using 5′ or 3′ flap endonucleases or 3′ to 5′ exonucleases. The target sequences are then ligated to common primers, the dU probes digested and the ligated targets amplified.
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
C12Q 1/686 - Réaction en chaine par polymérase [PCR]
A system and method for region-based calling utilizes a probability distribution of a phi-transformed logarithmic ratio to determine a set of possible transition paths through markers and marker states, constructs a local evidence matrix for each of the markers and generates a total per-marker value for each segment in a discrete region.
A system and method utilizes multi-sample batch controls for high throughput copy number calling in a small number of fixed regions where copy number changes are expected. The system and method utilize intermediate copy numbers applied to regions mapped with density-based clustering and prior knowledge to make final copy number calls for components.
The present invention provides for methods for discriminating between alleles at polymorphic positions in a genome. In general, the methods employ allele-specific extension of oligonucleotides that are complementary to one of the alleles at the 3′ end of the oligonucleotide. The allele-specific oligonucleotides are resistant to proofreading activity from a polymerase and may be extended in an allele-specific manner by a DNA polymerase with a functional 3′ to 5′ exonuclease activity. The allele-specific oligonucleotides may be attached to a solid support such as a chip or a bead.
Methods are provided for multiplexed amplification of selected targets and analysis of the amplified targets. In preferred aspects the amplification and analysis take place on the same solid support and preferably in a localized area such as a bead or a feature of an array. Targets are circularized by hybridization to probes followed by ligation of the ends of the target to form a closed circle. The targets are then used as template for extension of an array bound probe resulting in extended probes having multiple copies of the target. The extended probes can then be analyzed. The methods may be used for genotyping, sequencing and analysis of copy number.
C40B 30/04 - Procédés de criblage des bibliothèques en mesurant l'aptitude spécifique à se lier à une molécule cible, p. ex. liaison anticorps-antigène, liaison récepteur-ligand
C12Q 1/6837 - Couplage enzymatique ou biochimique d’acides nucléiques à une phase solide utilisant des réseaux de sondes ou des puces à sondes
Provided includes methods and systems useful in array-based analysis of mixed nucleic acid populations, including for genotyping and copy number analysis of the various subpopulations of the mixed nucleic acid population. Also provided includes methods and systems useful in the diagnosis of genetic abnormalities in a mixed nucleic acid population taken from an organism.
This disclosure provides methods and kits useful in analysis of mixed nucleic acid populations, including for multiplex genotyping of a mixed nucleic acid sample and for detecting differences in copy number of a target polynucleotide and/or a target chromosome (e.g., microdeletions, duplications and aneuploidies). The disclosure also provides methods and systems useful in the diagnosis of genetic abnormalities in a mixed nucleic acid population taken non-invasively from an organism, such as a sample of blood, plasma, serum, urine stool or saliva. The disclosed methods and systems find use in multiple applications, including prenatal testing and cancer diagnostics. The method is based on the hybridisation of amplified fragments obtained from the sample, e.g. using molecular inversion probes (MIP) to an oligonucleotide array and the detection of the alleles based on different signals from the different alleles of the SNP.
This disclosure provides methods and systems useful in array-based analysis of mixed nucleic acid populations, including for multiplex genotyping of a mixed nucleic acid sample and for detecting differences in copy number of a target polynucleotide and/or a target chromosome (e.g., microdeletions, duplications and aneuploidies). The disclosure also provides methods and systems useful in the diagnosis of genetic abnormalities in a mixed nucleic acid population taken non-invasively from an organism, such as a sample of blood, plasma, serum, urine stool or saliva. The disclosed methods and systems find use in multiple applications, including prenatal testing and cancer diagnostics. The disclosure is based on the hybridisation of amplified fragments from the sample, e.g. a maternal sample, which may employ molecular inversion probes MIP to an oligonucleotidfe array and the detection of the alleles based on different signals from the different alleles of the SNP. The disclosure also discloses how the determination of the allele ratio may be used in the determination of fetal and maternal CNVs, e.g. aneuploidies.
In one embodiment of the invention, a method to image a probe array is described that includes focusing on a plurality of fiducials on a surface of an array. The method utilizes obtaining the best z position of the fiducials and using a surface fitting algorithm to produce a surface fit profile. One or more surface non-flatness parameters can be adjusted to improve the flatness image of the array surface to be imaged.
G06K 9/00 - Méthodes ou dispositions pour la lecture ou la reconnaissance de caractères imprimés ou écrits ou pour la reconnaissance de formes, p.ex. d'empreintes digitales
Methods and systems for array-based methods for genotyping multiallelic markers are disclosed. Also disclosed herein are methods for whole genome amplification and locus specific multiplex PCR for selectively biasing amplification for reducing effects of undesired pseudogenes in resulting data.
C12Q 1/6874 - Méthodes de séquençage faisant intervenir des réseaux d’acides nucléiques, p. ex. séquençage par hybridation [SBH]
G06F 19/20 - pour l'hybridation ou l'expression génique, p.ex. microréseaux, séquençage par hybridation, normalisation, profilage, modèles de correction de bruit, estimation du ratio d'expression, conception ou optimisation de sonde
G06F 19/18 - pour la génomique ou la protéomique fonctionnelle, p.ex. associations génotype-phénotype, déséquilibre de liaison, mutagénèse, génotypage ou annotation génomique, interactions protéines-protéines ou interactions protéines-acides nucléiques
47.
Nucleic acid analysis by joining barcoded polynucleotide probes
Disclosed are compositions, methods and kits for determining the presence, absence, amount, copy number, or other characteristics of one or more polynucleotide sequences in two or more samples and use thereof in genotyping, evaluation of copy number variation, expression analysis, determination of splice variants and fusion genes, and other genetic analyses.
C12Q 1/6848 - Réactions d’amplification d’acides nucléiques caracterisées par les moyens d’empêcher la contamination ou d’augmenter la spécificité ou la sensibilité d’une réaction d’amplification
C12Q 1/6876 - Produits d’acides nucléiques utilisés dans l’analyse d’acides nucléiques, p. ex. amorces ou sondes
C12Q 1/6827 - Tests d’hybridation pour la détection de mutation ou de polymorphisme
C12Q 1/6853 - Réactions d’amplification d’acides nucléiques utilisant des amorces ou des matrices modifiées
Arrays for genome-wide analysis of methylation are disclosed. In a preferred aspect arrays comprising a plurality of probes complementary to a plurality of identified CpG islands in the human, mouse and rat genome are disclosed. The arrays may be used to detect methylation within CpG islands in samples from human, mouse and rat genomes.
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
C07H 21/00 - Composés contenant au moins deux unités mononucléotide comportant chacune des groupes phosphate ou polyphosphate distincts liés aux radicaux saccharide des groupes nucléoside, p. ex. acides nucléiques
C12Q 1/6883 - Produits d’acides nucléiques utilisés dans l’analyse d’acides nucléiques, p. ex. amorces ou sondes pour les maladies provoquées par des altérations du matériel génétique
C12Q 1/6837 - Couplage enzymatique ou biochimique d’acides nucléiques à une phase solide utilisant des réseaux de sondes ou des puces à sondes
49.
Methods, systems and apparatuses for testing and calibrating fluorescent scanners
Disclosed are calibration apparatuses for fluorescent microscopy instruments and methods of making and using them. Specifically, disclosed are calibration apparatuses with a fluorescent layer, such as photoresist, deposited on a substrate, with an optional layer of a reflective material, such as chrome. Illumination of the fluorescent and/or reflective layers, and detection and analysis of the resulting emissions allows evaluation of the instrument with respect to both reflective and fluorescent channels. Selection of appropriate fluorescent materials for the one or more fluorescent layers allows the evaluation of an instrument with respect to different fluorophores, as would be used with an instrument capable of two color detection. Inclusion of a reflective layer further allows the evaluation and calibration of all optical channels of an instrument, including the reflective channel and two or more fluorescent channels, with a single calibration apparatus for imaging criteria such as uniformity, contrast and emission signal strength.
G01N 21/27 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en utilisant la détection photo-électrique
Disclosed are methods and compositions for detection and amplification of nucleic acids, wherein two DNA strands hybridized to an RNA strand are ligated. In one aspect, the disclosed methods include removal of an energy source, such as ATP, upon charging a ligase to form an enzyme-AMP intermediate, and then adding substrate, which results in one complete round of RNA-templated DNA ligation. In another aspect, the ligation reaction is accomplished by use of a mixture of at least two different ligase enzymes. The disclosed methods and compositions for RNA-templated DNA ligation may be particularly useful for detection of RNA sequence variants, for example RNA splice variants, and for quantitative expression analysis.
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
C12Q 1/6837 - Couplage enzymatique ou biochimique d’acides nucléiques à une phase solide utilisant des réseaux de sondes ou des puces à sondes
Compositions and methods for amplifying selected polynucleotides, including DNA and RNA, particularly in multiplex amplification reactions using common primers amplification. Generally, methods of the invention employ multiple steps such as template-specific hybridization, a linear amplification, partial degradation of nucleic acid, and ligation. At the end of the process the sequences of selected polynucleotides are flanked by the common sequences which can be used for exponential amplification using common primers. In some aspects the polynucleotides are associated with a barcode and the presence of the barcode is detected to measure the amount of the polynucleotide.
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
C12Q 1/686 - Réaction en chaine par polymérase [PCR]
C12Q 1/6816 - Tests d’hybridation caractérisés par les moyens de détection
In one embodiment of the invention, a method to image a probe array is described that includes focusing on a plurality of fiducials on a surface of an array. The method utilizes obtaining the best z position of the fiducials and using a surface fitting algorithm to produce a surface fit profile. One or more surface non-flatness parameters can be adjusted to improve the flatness image of the array surface to be imaged.
G06K 9/00 - Méthodes ou dispositions pour la lecture ou la reconnaissance de caractères imprimés ou écrits ou pour la reconnaissance de formes, p.ex. d'empreintes digitales
G02B 21/36 - Microscopes aménagés pour la photographie ou la projection
G02B 21/16 - Microscopes adaptés pour éclairage ultraviolet
An embodiment of a method of analyzing data from processed images of biological probe arrays is described that comprises receiving a plurality of files comprising a plurality of intensity values associated with a probe on a biological probe array; normalizing the intensity values in each of the data files; determining an initial assignment for a plurality of genotypes using one or more of the intensity values from each file for each assignment; estimating a distribution of cluster centers using the plurality of initial assignments; combining the normalized intensity values with the cluster centers to determine a posterior estimate for each cluster center; and assigning a plurality of genotype calls using a distance of the one or more intensity values from the posterior estimate.
G01N 33/48 - Matériau biologique, p. ex. sang, urineHémocytomètres
G16B 20/00 - TIC spécialement adaptées à la génomique ou protéomique fonctionnelle, p. ex. corrélations génotype-phénotype
G16B 25/00 - TIC spécialement adaptées à l’hybridationTIC spécialement adaptées à l’expression de gènes ou de protéines
G16B 40/00 - TIC spécialement adaptées aux biostatistiquesTIC spécialement adaptées à l’apprentissage automatique ou à l’exploration de données liées à la bio-informatique, p. ex. extraction de connaissances ou détection de motifs
Computer software products, methods, and systems are described which provide functionality to a user conducting experiments designed to detect and/or identify genetic sequences and other characteristics of a genetic sample, such as, for instance, gene copy number and aberrations thereof. The presently described software allows the user to interact with a graphical user interface which depicts the genetic information obtained from the experiment. The presently disclosed methods and software are related to bioinformatics and biological data analysis. Specifically, provided are methods, computer software products and systems for analyzing and visually depicting genotyping data on a screen or other visual projection. The presently disclosed methods and software allow the user conducting the experiment to differentially filter complex genetic data and information by varying genetic parameters and removing or highlighting visually various regions of genetic data of interest (CytoRegions). These differential filters may be applied by the user to the entire set of genetic data and/or only to the specific CytoRegions of interest.
C07D 493/00 - Composés hétérocycliques contenant des atomes d'oxygène comme uniques hétéro-atomes dans le système condensé
C08G 61/02 - Composés macromoléculaires contenant uniquement des atomes de carbone dans la chaîne principale de la molécule, p. ex. polyxylylènes
C08G 61/10 - Composés macromoléculaires contenant uniquement des atomes de carbone dans la chaîne principale de la molécule, p. ex. polyxylylènes uniquement des atomes de carbone aromatiques, p. ex. polyphénylènes
C09K 11/06 - Substances luminescentes, p. ex. électroluminescentes, chimiluminescentes contenant des substances organiques luminescentes
C09K 11/07 - Substances luminescentes, p. ex. électroluminescentes, chimiluminescentes contenant des substances organiques luminescentes ayant des constituants réagissant chimiquement entre eux, p. ex. compositions chimi-luminescentes réactives
57.
Polyfluoreno[4,5-cde]oxepine polymers and conjugates thereof
Disclosed are calibration apparatuses for fluorescent microscopy instruments and methods of making and using them. Specifically, disclosed are calibration apparatuses with a fluorescent layer, such as photoresist, deposited on a substrate, with an optional layer of a reflective material, such as chrome. Illumination of the fluorescent and/or reflective layers, and detection and analysis of the resulting emissions allows evaluation of the instrument with respect to both reflective and fluorescent channels. Selection of appropriate fluorescent materials for the one or more fluorescent layers allows the evaluation of an instrument with respect to different fluorophores, as would be used with an instrument capable of two color detection. Inclusion of a reflective layer further allows the evaluation and calibration of all optical channels of an instrument, including the reflective channel and two or more fluorescent channels, with a single calibration apparatus for imaging criteria such as uniformity, contrast and emission signal strength.
Methods and systems for array-based methods for genotyping multiallelic markers are disclosed. Also disclosed herein are methods for whole genome amplification and locus specific multiplex PCR for selectively biasing amplification for reducing effects of undesired pseudogenes in resulting data.
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
G01N 33/483 - Analyse physique de matériau biologique
G01N 33/50 - Analyse chimique de matériau biologique, p. ex. de sang ou d'urineTest par des méthodes faisant intervenir la formation de liaisons biospécifiques par ligandsTest immunologique
G06F 19/00 - Équipement ou méthodes de traitement de données ou de calcul numérique, spécialement adaptés à des applications spécifiques (spécialement adaptés à des fonctions spécifiques G06F 17/00;systèmes ou méthodes de traitement de données spécialement adaptés à des fins administratives, commerciales, financières, de gestion, de surveillance ou de prévision G06Q;informatique médicale G16H)
G06F 19/18 - pour la génomique ou la protéomique fonctionnelle, p.ex. associations génotype-phénotype, déséquilibre de liaison, mutagénèse, génotypage ou annotation génomique, interactions protéines-protéines ou interactions protéines-acides nucléiques
G06F 19/20 - pour l'hybridation ou l'expression génique, p.ex. microréseaux, séquençage par hybridation, normalisation, profilage, modèles de correction de bruit, estimation du ratio d'expression, conception ou optimisation de sonde
60.
Multiplex targeted amplification using flap nuclease
Methods for multiplex amplification of a plurality of targets of distinct sequence from a complex mixture are disclosed. In one aspect targets are circularized using a single circularization probe that is complementary to two regions in the target that flank a region to be amplified. The targets may hybridize to the circularization probe so that 5′ or 3′ flaps are generated and methods for removing flaps and circularizing the resulting product are disclosed. In another aspect targets are hybridized to dU probes so that 5′ and 3′ flaps are generated. The flaps are cleaved using 5′ or 3′ flap endonucleases or 3′ to 5′ exonucleases. The target sequences are then ligated to common primers, the dU probes digested and the ligated targets amplified.
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
C12Q 1/686 - Réaction en chaine par polymérase [PCR]
Disclosed are compositions, methods and kits for determining the presence, absence, amount, copy number, or other characteristics of one or more polynucleotide sequences in two or more samples and use thereof in genotyping, evaluation of copy number variation, expression analysis, determination of splice variants and fusion genes, and other genetic analyses.
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
G01N 33/00 - Recherche ou analyse des matériaux par des méthodes spécifiques non couvertes par les groupes
Methods are provided for multiplexed amplification of selected targets and analysis of the amplified targets. In preferred aspects the amplification and analysis take place on the same solid support and preferably in a localized area such as a bead or a feature of an array. In preferred aspects the analysis is a determination of sequence at one or more locations in the amplified target. The methods may be used for genotyping, sequencing and analysis of copy number.
Compositions, methods and kits are disclosed for synthesizing and amplifying pools of probes using precursor oligonucleotides. In some aspects the precursor is amplified and nicking enzymes are used to separate the full length probes from the amplification products. The methods enable the preparation of single stranded DNA probes of defined sequence and length that are suitable for use in target detection assays.
C12Q 1/6811 - Méthodes de sélection pour la production ou l’élaboration d’oligonucléotides spécifiques cibles ou de molécules de liaison
C12Q 1/6832 - Amélioration de la réaction d’hybridation
C12N 15/10 - Procédés pour l'isolement, la préparation ou la purification d'ADN ou d'ARN
C12Q 1/6806 - Préparation d’acides nucléiques pour analyse, p. ex. pour test de réaction en chaîne par polymérase [PCR]
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
C12Q 1/6876 - Produits d’acides nucléiques utilisés dans l’analyse d’acides nucléiques, p. ex. amorces ou sondes
This invention provides compositions, methods, and systems for characterizing, resolving, and quantitating single stranded and double stranded DNA and RNA in-situ. Paired sense and anti-sense probes can signal the presence of double stranded nucleic acids. DNA and RNA can be distinguished in cell and tissue samples by hybridizing with probe sets adapted to highlight differences in these targets in-situ.
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
C07H 21/00 - Composés contenant au moins deux unités mononucléotide comportant chacune des groupes phosphate ou polyphosphate distincts liés aux radicaux saccharide des groupes nucléoside, p. ex. acides nucléiques
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
09 - Appareils et instruments scientifiques et électriques
Produits et services
Kits consisting primarily of reagents and laboratory equipment, namely, microarrays sold as a unit for scientific research use. Laboratory equipment, namely, microarrays.
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
09 - Appareils et instruments scientifiques et électriques
Produits et services
Kits consisting primarily of reagents and laboratory equipment, namely, microarrays sold as a unit for scientific research use Laboratory equipment, namely, microarrays
Methods of detecting nucleic acids, including methods of detecting nucleic acids in situ, are provided. The methods can detect even target nucleic acids that are partially degraded and/or masked by extensive crosslinking. Compositions, kits, and systems related to the methods are also described
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
Produits et services
(1) laboratory reagents, enzymes and chemicals for medical-scientific research use; diagnostic reagents and enzymes for clinical or medical laboratory use
Methods for detecting genomic rearrangements are provided. In one embodiment, methods are provided for the use of paired end tags from restriction fragments to detect genomic rearrangements. Sequences from the ends of the fragments are brought together to form ditags and the ditags are detected. Combinations of ditags are detected by an on-chip sequencing strategy that is described herein, using inosine for de novo sequencing of short segments of DNA. In another aspect, translocations are identified by using target specific capture and analysis of the captured products on a tiling array.
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
C07H 21/00 - Composés contenant au moins deux unités mononucléotide comportant chacune des groupes phosphate ou polyphosphate distincts liés aux radicaux saccharide des groupes nucléoside, p. ex. acides nucléiques
G06F 19/20 - pour l'hybridation ou l'expression génique, p.ex. microréseaux, séquençage par hybridation, normalisation, profilage, modèles de correction de bruit, estimation du ratio d'expression, conception ou optimisation de sonde
73.
IMPROVED COMPOSITIONS AND METHODS FOR MOLECULAR INVERSION PROBE ASSAYS
The invention provides methods and compositions to enhance the efficiency and sensitivity of molecular inversion probe (MIP) reactions. Probes include elements that allow MIP ends to abut for ligation while avoiding the possibility of polymerase strand displacement errors. Elements facilitate multiplexed detections, including MIP reaction product detections employing next generation sequencing (NGS) techniques.
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
74.
Multiplex targeted amplification using flap nuclease
Methods for multiplex amplification of a plurality of targets of distinct sequence from a complex mixture are disclosed. In one aspect targets are circularized using a single circularization probe that is complementary to two regions in the target that flank a region to be amplified. The targets may hybridize to the circularization probe so that 5′ or 3′ flaps are generated and methods for removing flaps and circularizing the resulting product are disclosed. In another aspect targets are hybridized to dU probes so that 5′ and 3′ flaps are generated. The flaps are cleaved using 5′ or 3′ flap endonucleases or 3′ to 5′ exonucleases. The target sequences are then ligated to common primers, the dU probes digested and the ligated targets amplified.
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
C12P 19/34 - Polynucléotides, p. ex. acides nucléiques, oligoribonucléotides
The present application relates to methods for diagnosing and treating multiple myeloma (MM) and non-Hodgkin lymphoma (NHL), e.g., based on the detection of clonal IgK or IgL-expressing cells.
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
Methods for diagnosing and treating IgG4-related disease (IgG4-RD), e.g., based on detecting levels of IgG4 mRNA, preferably using a branched DNA assay.
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
Methods for making a differential diagnosis of hepatic neoplasms, e.g., tumors, and for identifying metastatic tumors of hepatic origin, based on detection of levels of albumin mRNA. The methods can also be used to select treatments or guide treatment decisions.
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Reagents and assays for scientific and research use; assays and reagents for use in genotyping and genetic analysis; reagent kits comprising reagents and software for genotyping Biotechnology research and development services for others, namely, genotyping and genetic analysis using bioinformatics
80.
Methods and compositions for amplification of nucleic acids
The present invention provides methods, compositions, and kits for storing and enhancing the activity of polymerases and particularly thermostable polymerases. The methods comprise mixing a thermostable polymerase with at least one zwitterionic or ylide surfactant that has at least one PEO group. In another aspect the polymerase is mixed with a blocker such as PLURONIC® or TETRONIC® or an amine N-oxide derivative thereof. The thermostable polymerase may be reversibly inactivated by treatment with 2-(Methylsulfonyl)ethyl 4-nitrophenyl carbonate. Compositions and kits for performing the process according to the invention are also provided.
C12Q 1/00 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
C12P 19/34 - Polynucléotides, p. ex. acides nucléiques, oligoribonucléotides
C12N 9/12 - Transférases (2.) transférant des groupes contenant du phosphore, p. ex. kinases (2.7)
81.
Assays for affinity profiling of nucleic acid binding proteins
Methods, compositions and kits are disclosed for assays to determine the binding affinity of DNA-binding proteins or RNA-binding proteins for their corresponding recognition site(s). In particular, assays are disclosed for measuring binding affinities when either the binding protein, or the recognition sequence of the recognition site, or cofactor proteins, contain one or more mutations. The disclosed assays can thus be utilized to measure the effect on transcription factor binding caused by mutations within the recognition site, or mutations within the binding domain of the protein, and to provide binding affinity information that can be correlated with altered gene regulation and expression. The disclosed assays can be personalized to a specific person or organism, with the measured binding affinities based upon an individual's specific binding proteins and recognition sites. Furthermore, embodiments are capable of measuring binding affinities between multiple binding proteins and multiple recognition sites through an entirely in vitro process.
G01N 33/53 - Tests immunologiquesTests faisant intervenir la formation de liaisons biospécifiquesMatériaux à cet effet
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
05 - Produits pharmaceutiques, vétérinaires et hygièniques
Produits et services
Kits consisting primarily of reagents and laboratory
equipment, namely, microarrays sold as a unit for medical
diagnostic use (terms considered too vague by the
International Bureau - rule 13.2.b) of the Common
Regulations).
83.
Multiplex targeted amplification using flap nuclease
Methods for multiplex amplification of a plurality of targets of distinct sequence from a complex mixture are disclosed. In one aspect targets are circularized using a single circularization probe that is complementary to two regions in the target that flank a region to be amplified. The targets may hybridize to the circularization probe so that 5′ or 3′ flaps are generated and methods for removing flaps and circularizing the resulting product are disclosed. In another aspect targets are hybridized to dU probes so that 5′ and 3′ flaps are generated. The flaps are cleaved using 5′ or 3′ flap endonucleases or 3′ to 5′ exonucleases. The target sequences are then ligated to common primers, the dU probes digested and the ligated targets amplified.
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
C12P 19/34 - Polynucléotides, p. ex. acides nucléiques, oligoribonucléotides
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
Produits et services
Kits consisting primarily of reagents and laboratory
equipment, namely, microarrays sold as a unit for scientific
research use (term considered too vague by the International
Bureau - rule 13.2.b) of the Common Regulations).
86.
Feature intensity reconstruction of biological probe array
The invention provides methods and systems for reconstructing feature intensities from pixel level data. In certain embodiments, the invention uses an empirically determined transfer function to construct a theoretical estimate of pixel level data and then iteratively updates feature intensities based on a minimum multiplicative error between the pixel level data and the theoretical estimate of the pixel level data.
G06K 9/00 - Méthodes ou dispositions pour la lecture ou la reconnaissance de caractères imprimés ou écrits ou pour la reconnaissance de formes, p.ex. d'empreintes digitales
G06F 19/20 - pour l'hybridation ou l'expression génique, p.ex. microréseaux, séquençage par hybridation, normalisation, profilage, modèles de correction de bruit, estimation du ratio d'expression, conception ou optimisation de sonde
An embodiment of a method for resolving features on a probe array is described that, comprises acquiring a plurality of micro-shifted images of a region of a probe array; reconstructing an image of the probe array using the micro-shifted images; and deriving intensity values for one or more probe features disposed on the probe array from the reconstructed image.
G06K 9/32 - Alignement ou centrage du capteur d'image ou de la zone image
H04N 5/372 - Capteurs à dispositif à couplage de charge [CCD]; Registres d'intégration à temps de retard [TDI] ou registres à décalage spécialement adaptés au capteur SSIS
Arrays for genome-wide analysis of methylation are disclosed. In a preferred aspect arrays comprising a plurality of probes complementary to a plurality of identified CpG islands in the human, mouse and rat genome are disclosed. The arrays may be used to detect methylation within CpG islands in samples from human, mouse and rat genomes.
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
C07H 21/00 - Composés contenant au moins deux unités mononucléotide comportant chacune des groupes phosphate ou polyphosphate distincts liés aux radicaux saccharide des groupes nucléoside, p. ex. acides nucléiques
C12P 19/34 - Polynucléotides, p. ex. acides nucléiques, oligoribonucléotides
Compositions, methods and kits are disclosed for synthesizing and amplifying pools of probes using precursor oligonucleotides. In some aspects the precursor is amplified and nicking enzymes are used to separate the full length probes from the amplification products. The methods enable the preparation of single stranded DNA probes of defined sequence and length that are suitable for use in target detection assays.
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
Produits et services
Assays for research purposes; biochemicals, namely,
monoclonal antibodies for in vitro scientific or research
use; cells for scientific, laboratory or medical research;
reagents for research purposes; high-quality immunology and
cell biology research tools, emphasis on innovative flow
cytometry and elisa applications, namely, fluorochrome
labelled antibodies, recombinant proteins, and buffers.
94.
Amplification and analysis of selected targets on solid supports
Methods are provided for multiplexed amplification of selected targets and analysis of the amplified targets. In preferred aspects the amplification and analysis take place on the same solid support and preferably in a localized area such as a bead or a feature of an array. Targets are circularized by hybridization to probes followed by ligation of the ends of the target to form a closed circle. The targets are then used as template for extension of an array bound probe resulting in extended probes having multiple copies of the target. The extended probes can then be analyzed. The methods may be used for genotyping, sequencing and analysis of copy number.
C40B 50/06 - Procédés biochimiques, p. ex. utilisant des enzymes ou des micro-organismes viables entiers
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
Compositions and methods for amplifying selected polynucleotides, including DNA and RNA, particularly in multiplex amplification reactions using common primers amplification. Generally, methods of the invention employ multiple steps such as template-specific hybridization, a linear amplification, partial degradation of nucleic acid, and ligation. At the end of the process the sequences of selected polynucleotides are flanked by the common sequences which can be used for exponential amplification using common primers. In some aspects the polynucleotides are associated with a barcode and the presence of the barcode is detected to measure the amount of the polynucleotide.
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
C12N 15/10 - Procédés pour l'isolement, la préparation ou la purification d'ADN ou d'ARN
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
09 - Appareils et instruments scientifiques et électriques
40 - Traitement de matériaux; recyclage, purification de l'air et traitement de l'eau
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Assays and reagents for scientific or research purposes. Laboratory equipment, namely, microarrays. Custom manufacture of microarrays. Providing online databases in the field of genetic and genomic analysis for scientific research purposes; and genetic and genomic testing and analysis services for scientific research purposes.
99.
Methods of determining the presence or absence of a plurality of target polynucleotides in a sample
The disclosure provides a method of determining the presence or absence of a plurality of target polynucleotides in a sample including combining a sample that may comprise one or more of the plurality of target polynucleotides with a plurality of sets of complementary polynucleotides; incubating the polynucleotides under conditions that allow hybridization of complementary sequences; joining the first and second complementary polynucleotides to form one or more product polynucleotides; and detecting the presence or absence of one or more product polynucleotides to determine the presence or absence of one or more of the plurality of target polynucleotides in the sample.
This invention provides compositions, methods, and systems for characterizing, resolving, and quantitating single stranded and double stranded DNA and RNA in-situ. Paired sense and anti-sense probes can signal the presence of double stranded nucleic acids. DNA and RNA can be distinguished in cell and tissue samples by hybridizing with probe sets adapted to highlight differences in these targets in-situ.
C12Q 1/68 - Procédés de mesure ou de test faisant intervenir des enzymes, des acides nucléiques ou des micro-organismesCompositions à cet effetProcédés pour préparer ces compositions faisant intervenir des acides nucléiques
C07H 21/00 - Composés contenant au moins deux unités mononucléotide comportant chacune des groupes phosphate ou polyphosphate distincts liés aux radicaux saccharide des groupes nucléoside, p. ex. acides nucléiques
