Disclosed herein are systems, methods, and kits for detecting, quantifying, localizing, and/or determining the efficiency or specificity of one or more target probes binding to a target nucleic acid.
C12Q 1/6848 - Nucleic acid amplification reactions characterised by the means for preventing contamination or increasing the specificity or sensitivity of an amplification reaction
2.
METHODS FOR DETECTING TARGET NUCLEIC ACIDS BY IN SITU HYBRIDIZATION AND A KIT THEREOF
A method of detecting target nucleic acids, including small non-coding RNAs (sncRNAs), microRNAs (miRNAs), small interfering RNAs (siRNAs), PIWI-interacting RNA (piRNA), or antisense oligonucleotides (ASO) molecules, in a cell, comprising a post-fixation step using an aldehyde-containing fixative after the initial fixation step prior to in situ hybridization.
The invention relates to methods of multiplex detection of a plurality of target nucleic acids by contacting a sample comprising a cell with target probe sets that specifically hybridize to target nucleic acids, with pre-amplifiers or pre-pre-amplifiers specific for each target probe set, with amplifiers specific for the pre-amplifiers, and with label probes specific for the amplifiers, resulting in specific labeling of multiple target nucleic acids. The invention also relates to samples, slides and kits relating to detection of multiple target nucleic acids.
Disclosed herein are systems, methods, and kits for detecting or visualizing nucleic acid modifications. Particularly, the system, methods, and kits comprise at least one target probe comprising a region that is complementary to a target nucleic acid in the biological sample and at least one binding agent specific to the nucleic acid modification comprising oligonucleotide sequences complementary to a component of a signal generating complex which generates a detectable signal upon binding to the target probe and the binding agent.
Disclosed herein are systems, methods, and kits for detecting nucleic acid-protein interactions. Particularly, the system, methods and kits comprise at least one target probe comprising a region that is complementary to a target nucleic acid in the biological sample and at least one binding agent specific to at least one peptide component of the nucleic acid-protein interaction, both of which comprise oligonucleotide sequences complementary to a component of a signal generating complex which generates a detectable signal upon binding to the target probe and the binding agent.
G01N 33/542 - ImmunoassayBiospecific binding assayMaterials therefor with immune complex formed in liquid phase with steric inhibition or signal modification, e.g. fluorescent quenching
C12N 15/113 - Non-coding nucleic acids modulating the expression of genes, e.g. antisense oligonucleotides
A61K 31/713 - Double-stranded nucleic acids or oligonucleotides
C12N 15/11 - DNA or RNA fragmentsModified forms thereof
6.
METHODS FOR DETECTING TARGET NUCLEIC ACIDS USING RNA BLOCKING MOLECULES
Embodiments of the present disclosure include compositions and methods for performing in situ hybridization reactions. In particular, the present disclosure provides RNA blocking molecules that enhance detection of a target RNA molecule (e.g., an mRNA molecule, a microRNA (miRNA) molecule, a small non-coding RNA (sncRNA) molecule, a PIWI-interacting RNA (piRNA) molecule, a small interfering RNA (siRNA) molecule, and/or an anti-sense oligo (ASO) molecule) by reducing binding of a target probe to a non-target RNA molecule in a sample.
G01N 33/542 - ImmunoassayBiospecific binding assayMaterials therefor with immune complex formed in liquid phase with steric inhibition or signal modification, e.g. fluorescent quenching
8.
DETECTION OF TARGET-BINDING SMALL REGULATORY OLIGONUCLEOTIDES
Disclosed herein are systems, methods, and kits for detecting, quantifying, localizing, and/or determining the binding efficiency or efficacy of one or more small oligonucleotides for a target nucleic acid. The systems, methods, and kits disclosed herein can be used to accurately assess target-binding of, for example, small regulatory oligonucleotides (srONs) in order to characterize their properties for therapeutic use.
01 - Chemical and biological materials for industrial, scientific and agricultural use
42 - Scientific, technological and industrial services, research and design
Goods & Services
Diagnostic chemical and biological reagents used for molecular testing, clinical diagnostics, scientific, or research purposes; diagnostic chemical and biological reagent kits consisting primarily of probes, buffers, amplifiers, antibodies, and/or other reagent components used for molecular testing for clinical diagnostics, scientific or research purposes; reagents for clinical diagnostics, scientific, or research purposes; chemical diagnostic reagents for clinical diagnostics, scientific, or research purposes Molecular testing services, namely, clinical diagnostics, scientific research, custom design and development of molecular assays, and processing and analysis of molecular assays for scientific research purposes; scientific research; custom design and development of chemical reagents and biochemical assays for scientific research purposes
10.
IN SITU DETECTION OF NUCLEOTIDE VARIANTS IN HIGH NOISE SAMPLES, AND COMPOSITIONS AND METHODS RELATED THERETO
The invention relates to methods of in situ detection of a nucleic acid variation of a target nucleic acid in a sample, including single nucleotide variations, multi-nucleotide variations or splice sites. The method can comprise the steps of contacting the sample with a probe that detects the nucleic acid variation or splice site and a neighbor probe; contacting the sample with pre-amplifiers that bind to the nucleic acid variation probe or splice site probe and neighbor probe, respectively; contacting the sample with a collaboration amplifier that binds to the pre-amplifiers; and contacting the sample with a label probe system, wherein hybridization of the components forms a signal generating complex (SGC) comprising a target nucleic acid with the nucleic acid variation or splice site, the probes and amplifiers; and detecting in situ signal from the SGC on the sample. The invention also provides samples, tissue slides, and kits relating to detection of nucleic acid variations, including single nucleotide variations, multi-nucleotide variations or splice sites, of a target nucleic acid.
The invention relates to methods of detecting nucleic acids, including methods of detecting one or more target nucleic acid sequences in multiplex branched-chain DNA assays, are provided. Nucleic acids captured on a solid support or suspending cells are detected, for example, through cooperative hybridization events that result in specific association of a label with the nucleic acids. The invention further relates to methods to improve probe hybridization specificity and their application in genotyping. The invention also relates to in situ detection of mis-joined nucleic acid sequences. The invention relates to reducing false positive signals and improve signal-to-background ratio in hybridization-based nucleic acid detection assay. The invention further relates to method to improve specificity in hybridization based nucleic acid using co-location probes. Compositions, tissue slides, sample of suspended cells, kits, and systems related to the methods are also described.
The invention relates to methods of in situ detection of a nucleic acid variation of a target nucleic acid in a sample, including single nucleotide variations, multi-nucleotide variations or splice sites. The method can comprise the steps of contacting the sample with a probe that detects the nucleic acid variation or splice site and a neighbor probe; contacting the sample with pre-amplifiers that bind to the nucleic acid variation probe or splice site probe and neighbor probe, respectively; contacting the sample with a collaboration amplifier that binds to the pre-amplifiers; and contacting the sample with a label probe system, wherein hybridization of the components forms a signal generating complex (SGC) comprising a target nucleic acid with the nucleic acid variation or splice site, the probes and amplifiers; and detecting in situ signal from the SGC on the sample. The invention also provides samples, tissue slides, and kits relating to detection of nucleic acid variations, including single nucleotide variations, multi-nucleotide variations or splice sites, of a target nucleic acid.
The present disclosure provides materials and methods related to image processing. In particular, the present disclosure provides methods for enhancing target signal detection using imaging processing analysis that identifies and removes non-specific background signals. The image processing methods of the present disclosure are useful for enhancing target signals in a variety of assays that involve fluorescent detection (e.g., fluorescent in situ hybridization, immunofluorescence).
The present disclosure provides methods, compositions, and kits for the multiplexed detection and corresponding expression analysis of nucleic acids in biological samples. The methods comprise hybridizing to the targets a plurality of target probe sets and a plurality of signal generating complexes (SGCs), each comprising a plurality of detectable labels, and determining a first identifier based on the number of distinct detectable labels in each SGC. The signals are then removed from the sample and the hybridization cycle is repeated with a second plurality of probes or SGCs to determine a second identifier.
in situin situ hybridization reactions. In particular, the present disclosure provides RNA blocking molecules that enhance detection of a target RNA molecule (e.g., an mRNA molecule, a microRNA (miRNA) molecule, a small non-coding RNA (sncRNA) molecule, a PIWI-interacting RNA (piRNA) molecule, a small interfering RNA (siRNA) molecule, and/or an anti-sense oligo (ASO) molecule) by reducing binding of a target probe to a non-target RNA molecule in a sample.
Disclosed herein are methods for detecting a target protein in a sample and methods for detecting a target protein and a target nucleic acid in a sample. Kits for carrying out the methods are also disclosed.
The present disclosure provides compositions and methods related to the removal of RNA from a sample, and the preparation of samples for detection of DNA. Such methods are particularly useful to prepare samples for a DNA in situ hybridization assay.
The present disclosure provides compositions and methods related to the detection of mRNA variants. In particular, the present disclosure provides compositions and methods for detecting alternatively spliced mRNA variants using RNA in situ hybridization technology, which can be used to evaluate a disease state (e.g., malignancy) in a subject.
Disclosed herein are methods for detecting a target protein in a sample and methods for detecting a target protein and a target nucleic acid in a sample. Kits for carrying out the methods are also disclosed.
A method of simultaneously detecting target nucleic acids and target proteins in a biological sample, comprising treating the biological sample with a crosslinking agent, that is after incubating it with a primary antibody that detects the target proteins and prior to detecting the target nucleic acids by in situ hybridization.
Methods of detecting multiple nucleic acid targets in single cells through indirect capture of labels to nucleic acid are provided. Methods of assaying the relative levels of nucleic acid targets through normalization to levels of reference nucleic acids are also provided. Methods of detecting individual cells, particularly rare cells from large heterogeneous cell populations through detection of nucleic acids are described. Related compositions, systems, and kits are also provided.
A method of detecting target nucleic acids, including small non-coding RNAs (sncRNAs), microRNAs (miRNAs), small interfering RNAs (siRNAs), PIWI-interacting RNA (piRNA), or antisense oligonucleotides (ASO) molecules, in a cell, comprising a post-fixation step using an aldehyde-containing fixative after the initial fixation step prior to in situ hybridization.
Methods of detecting multiple nucleic acid targets in single cells through indirect capture of labels to the nucleic acids are provided. Methods of assaying the relative levels of nucleic acid targets through normalization to levels of reference nucleic acids are also provided. Methods of detecting individual cells, particularly rare cells from large heterogeneous cell populations, through detection of nucleic acids are described. Related compositions, systems, and kits are also provided.
A method of detecting a neurotrophic tyrosine receptor kinase (NTRK) fusion gene, comprising obtaining a sample and detecting a NTRK fusion gene in the sample by RNA in situ hybridization using a probe comprising a nucleic acid sequence complementary to a region of mRNA encoding a kinase domain of NTRK1, NTRK2, or NTRK3.
C12Q 1/6886 - Nucleic acid products used in the analysis of nucleic acids, e.g. primers or probes for diseases caused by alterations of genetic material for cancer
The invention relates to methods of multiplex detection of a plurality of target nucleic acids by contacting a sample with an acid reagent to remove bound nucleic acid detection systems, thereby allowing the same detection systems to be used again to detect different target nucleic acids and to provide for higher levels of multiplexing. The invention also relates to kits containing an acid reagent and optionally probes for detection of target nucleic acids.
The present disclosure provides materials and methods related to image processing. In particular, the present disclosure provides methods for enhancing target signal detection using imaging processing analysis that identifies and removes non-specific background signals. The image processing methods of the present disclosure are useful for enhancing target signals in a variety of assays that involve fluorescent detection (e.g., fluorescent in situ hybridization, immunofluorescence).
The invention provides methods for detecting target double stranded nucleic acids, including for in situ hybridization assays. The invention also provides samples of fixed and permeabilized cells with a detected target double stranded nucleic acids as well as slides containing such samples. The invention additionally provides kits for detecting target double stranded nucleic acids.
C12Q 1/6886 - Nucleic acid products used in the analysis of nucleic acids, e.g. primers or probes for diseases caused by alterations of genetic material for cancer
The invention relates to methods of multiplex detection of a plurality of target nucleic acids by contacting a sample comprising a cell with target probe sets that specifically hybridize to target nucleic acids, with pre-amplifiers or pre-pre-amplifiers specific for each target probe set, with amplifiers specific for the pre-amplifiers, and with label probes specific for the amplifiers, resulting in specific labeling of multiple target nucleic acids. The invention also relates to samples, slides and kits relating to detection of multiple target nucleic acids.
The invention relates to methods of multiplex detection of a plurality of target nucleic acids using combinations of labels by contacting a sample comprising a cell comprising a plurality of target nucleic acids with a set of probes, wherein the set of probes comprises subsets of probes comprising a plurality detectable labels that provide unique labeling of each target nucleic acid, wherein each probe subset comprises one or more distinct labels, wherein the number and/or combination of distinct labels is unique for each target nucleic acid; and detecting the detectable labels bound to the respective target nucleic acids. The invention also relates to samples, slides and kits for multiplex detection of target nucleic acids.
C12Q 1/6886 - Nucleic acid products used in the analysis of nucleic acids, e.g. primers or probes for diseases caused by alterations of genetic material for cancer
35.
IN SITU DETECTION OF NUCLEOTIDE VARIANTS IN HIGH NOISE SAMPLES, AND COMPOSITIONS AND METHODS RELATED THERETO
The invention relates to methods of in situ detection of a nucleic acid variation of a target nucleic acid in a sample, including single nucleotide variations, multi-nucleotide variations or splice sites. The method can comprise the steps of contacting the sample with a probe that detects the nucleic acid variation or splice site and a neighbor probe; contacting the sample with pre-amplifiers that bind to the nucleic acid variation probe or splice site probe and neighbor probe, respectively; contacting the sample with a collaboration amplifier that binds to the pre-amplifiers; and contacting the sample with a label probe system, wherein hybridization of the components forms a signal generating complex (SGC) comprising a target nucleic acid with the nucleic acid variation or splice site, the probes and amplifiers; and detecting in situ signal from the SGC on the sample. The invention also provides samples, tissue slides, and kits relating to detection of nucleic acid variations, including single nucleotide variations, multi-nucleotide variations or splice sites, of a target nucleic acid.
C07H 21/00 - Compounds containing two or more mononucleotide units having separate phosphate or polyphosphate groups linked by saccharide radicals of nucleoside groups, e.g. nucleic acids
C07H 21/02 - Compounds containing two or more mononucleotide units having separate phosphate or polyphosphate groups linked by saccharide radicals of nucleoside groups, e.g. nucleic acids with ribosyl as saccharide radical
C07H 21/04 - Compounds containing two or more mononucleotide units having separate phosphate or polyphosphate groups linked by saccharide radicals of nucleoside groups, e.g. nucleic acids with deoxyribosyl as saccharide radical
in situ in situ hybridization using a probe comprising a nucleic acid sequence complementary to a region of mRNA encoding a kinase domain of NTRK1, NTRK2, or NTRK3.
The invention relates to methods of multiplex detection of a plurality of target nucleic acids by contacting a sample with an acid reagent to remove bound nucleic acid detection systems, thereby allowing the same detection systems to be used again to detect different target nucleic acids and to provide for higher levels of multiplexing. The invention also relates to kits containing an acid reagent and optionally probes for detection of target nucleic acids.
The invention relates to methods of multiplex detection of a plurality of target nucleic acids by contacting a sample with an acid reagent to remove bound nucleic acid detection systems, thereby allowing the same detection systems to be used again to detect different target nucleic acids and to provide for higher levels of multiplexing. The invention also relates to kits containing an acid reagent and optionally probes for detection of target nucleic acids.
01 - Chemical and biological materials for industrial, scientific and agricultural use
40 - Treatment of materials; recycling, air and water treatment,
42 - Scientific, technological and industrial services, research and design
Goods & Services
Diagnostic chemical and biological reagents used for molecular testing for clinical diagnostics for scientific or research purposes; diagnostic chemical and biological reagent kits consisting primarily of probes, buffers, amplifiers, and other reagent components used for molecular testing for clinical diagnostics for scientific or research purposes Molecular services, namely, processing of molecular assays Molecular testing and services, namely, clinical diagnostics being clinical research in the medical field, scientific research, custom design and development of molecular assays, and scientific analysis of molecular assays
01 - Chemical and biological materials for industrial, scientific and agricultural use
40 - Treatment of materials; recycling, air and water treatment,
42 - Scientific, technological and industrial services, research and design
Goods & Services
Diagnostic chemical and biological reagents used for molecular testing for clinical diagnostics for scientific or research purposes; diagnostic chemical and biological reagent kits consisting primarily of probes, buffers, amplifiers, and other reagent components used for molecular testing for clinical diagnostics for scientific or research purposes Molecular services, namely, processing of molecular assays Molecular testing and services, namely, clinical diagnostics being clinical research in the medical field, scientific research, custom design and development of molecular assays, and scientific analysis of molecular assays
43.
Methods of detecting nucleic acids in individual cells and of identifying rare cells from large heterogeneous cell populations
Methods of detecting multiple nucleic acid targets in single cells through indirect capture of labels to the nucleic acids are provided. Methods of assaying the relative levels of nucleic acid targets through normalization to levels of reference nucleic acids are also provided. Methods of detecting individual cells, particularly rare cells from large heterogeneous cell populations, through detection of nucleic acids are described. Related compositions, systems, and kits are also provided.
The present invention relates to detection of nucleic acids and provides a composition comprising a Signal Generating Complex, wherein the composition comprises: (A) a pair of target probes (TPs), wherein a first TP of the pair of TPs comprises a nucleic acid sequence comprising two segments; (B) a pair of base PPAs comprising the first and second base PPAs, wherein the first base PPA comprises a nucleic acid sequence comprising three segments; (C) a set of extension PPAs comprising the first and second extension PPAs, wherein the first extension PPA comprises a nucleic acid sequence comprising two segments; (D) a plurality of pre-amplifiers (PAs), wherein the PAs comprise a nucleic acid sequence comprising three segments; (E) a plurality of amplifiers (AMPs), wherein the AMPs comprise a nucleic acid sequence comprising two segments; and (F) a plurality of label probes (LPs), wherein the LPs comprise a nucleic acid sequence comprising two segments.
C07H 21/02 - Compounds containing two or more mononucleotide units having separate phosphate or polyphosphate groups linked by saccharide radicals of nucleoside groups, e.g. nucleic acids with ribosyl as saccharide radical
Methods of detecting multiple nucleic acid targets in single cells through indirect capture of labels to the nucleic acids are provided. Methods of assaying the relative levels of nucleic acid targets through normalization to levels of reference nucleic acids are also provided. Methods of detecting individual cells, particularly rare cells from large heterogeneous cell populations, through detection of nucleic acids are described. Related compositions, systems, and kits are also provided.
The invention relates to methods of detecting nucleic acids, including methods of detecting one or more target nucleic acid sequences in multiplex branched-chain DNA assays, are provided. Nucleic acids captured on a solid support or suspending cells are detected, for example, through cooperative hybridization events that result in specific association of a label with the nucleic acids. The invention further relates to methods to improve probe hybridization specificity and their application in genotyping. The invention also relates to in situ detection of mis-joined nucleic acid sequences. The invention relates to reducing false positive signals and improve signal-to-background ratio in hybridization-based nucleic acid detection assay. The invention further relates to method to improve specificity in hybridization based nucleic acid using co-location probes. Compositions, tissue slides, sample of suspended cells, kits, and systems related to the methods are also described.
The invention relates to methods of multiplex detection of a plurality of target nucleic acids using combinations of labels by contacting a sample comprising a cell comprising a plurality of target nucleic acids with a set of probes, wherein the set of probes comprises subsets of probes comprising a plurality detectable labels that provide unique labeling of each target nucleic acid, wherein each probe subset comprises one or more distinct labels, wherein the number and/or combination of distinct labels is unique for each target nucleic acid; and detecting the detectable labels bound to the respective target nucleic acids. The invention also relates to samples, slides and kits for multiplex detection of target nucleic acids.
01 - Chemical and biological materials for industrial, scientific and agricultural use
42 - Scientific, technological and industrial services, research and design
Goods & Services
Diagnostic chemical and biological reagents used for molecular testing for clinical diagnostics, scientific or research purposes; diagnostic chemical and biological reagent kits consisting primarily of probes, buffers, amplifiers and/or other reagent components used for molecular testing for clinical diagnostics, scientific or research purposes Molecular testing and services, namely, clinical diagnostics, scientific research, custom design and development of molecular assays, and processing and analysis of molecular assays
49.
IN SITU DETECTION OF NUCLEOTIDE VARIANTS IN HIGH NOISE SAMPLES, AND COMPOSITIONS AND METHODS RELATED THERETO
The invention relates to methods of in situ detection of a nucleic acid variation of a target nucleic acid in a sample, including single nucleotide variations, multi-nucleotide variations or splice sites. The method can comprise the steps of contacting the sample with a probe that detects the nucleic acid variation or splice site and a neighbor probe; contacting the sample with pre-amplifiers that bind to the nucleic acid variation probe or splice site probe and neighbor probe, respectively; contacting the sample with a collaboration amplifier that binds to the pre-amplifiers; and contacting the sample with a label probe system, wherein hybridization of the components forms a signal generating complex (SGC) comprising a target nucleic acid with the nucleic acid variation or splice site, the probes and amplifiers; and detecting in situ signal from the SGC on the sample.
C07H 21/04 - Compounds containing two or more mononucleotide units having separate phosphate or polyphosphate groups linked by saccharide radicals of nucleoside groups, e.g. nucleic acids with deoxyribosyl as saccharide radical
C12M 1/34 - Measuring or testing with condition measuring or sensing means, e.g. colony counters
C12Q 1/68 - Measuring or testing processes involving enzymes, nucleic acids or microorganismsCompositions thereforProcesses of preparing such compositions involving nucleic acids
The invention relates to methods of in situ detection of a nucleic acid variation of a target nucleic acid in a sample, including single nucleotide variations, multi-nucleotide variations or splice sites. The method can comprise the steps of contacting the sample with a probe that detects the nucleic acid variation or splice site and a neighbor probe; contacting the sample with pre-amplifiers that bind to the nucleic acid variation probe or splice site probe and neighbor probe, respectively; contacting the sample with a collaboration amplifier that binds to the pre-amplifiers; and contacting the sample with a label probe system, wherein hybridization of the components forms a signal generating complex (SGC) comprising a target nucleic acid with the nucleic acid variation or splice site, the probes and amplifiers; and detecting in situ signal from the SGC on the sample. The invention also provides samples, tissue slides, and kits relating to detection of nucleic acid variations, including single nucleotide variations, multi-nucleotide variations or splice sites, of a target nucleic acid.
The invention relates to methods of categorizing a cervical tissue or cytology sample by performing an in situ hybridization assay using an antisense E6 or E7 probe on a cervical tissue sample, wherein the antisense E6 or E7 probe can simultaneously detect HPV DNA and HPV RNA; detecting the presence of HPV nucleic acid; and categorizing the cervical tissue sample based on HPV nucleic acid expression.
C12Q 1/70 - Measuring or testing processes involving enzymes, nucleic acids or microorganismsCompositions thereforProcesses of preparing such compositions involving virus or bacteriophage
Disclosed is a method for in situ detection of one or more target nucleic acids based on a combination of an in situ hybridization (ISH) assay method and a general ISH signal amplification method. This new method produces high signal intensity and while keeps low background noise of signal amplification. The result can be consistently reproduced and the method can be easily adopted for routine clinic diagnostic use. Further, the invention relates to a kit, comprising the components of the ISH assay and a general ISH signal amplification assay, for sensitive detection of one or more target nucleic acids.
C12Q 1/68 - Measuring or testing processes involving enzymes, nucleic acids or microorganismsCompositions thereforProcesses of preparing such compositions involving nucleic acids
C12Q 1/00 - Measuring or testing processes involving enzymes, nucleic acids or microorganismsCompositions thereforProcesses of preparing such compositions
C12Q 1/28 - Measuring or testing processes involving enzymes, nucleic acids or microorganismsCompositions thereforProcesses of preparing such compositions involving oxidoreductase involving peroxidase
C12P 19/34 - Polynucleotides, e.g. nucleic acids, oligoribonucleotides
C12M 1/34 - Measuring or testing with condition measuring or sensing means, e.g. colony counters
G01N 31/22 - Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroupsApparatus specially adapted for such methods using chemical indicators
C07H 21/02 - Compounds containing two or more mononucleotide units having separate phosphate or polyphosphate groups linked by saccharide radicals of nucleoside groups, e.g. nucleic acids with ribosyl as saccharide radical
C07H 21/04 - Compounds containing two or more mononucleotide units having separate phosphate or polyphosphate groups linked by saccharide radicals of nucleoside groups, e.g. nucleic acids with deoxyribosyl as saccharide radical
53.
DETECTION OF IMMUNOGLOBULIN LIGHT CHAIN RESTRICATION BY RNA IN SITU HYBRIDIZATION
The invention provides a method for detecting immunoglobulin light chain restriction and clonality in B cells by obtaining a sample of B cells from a subject; conducting a duplex in situ hybridization assay on the sample using (i) at least one probe set which is designed to specifically hybridize to immunoglobulin kappa chain constant region (IGKCR) RNA; and (ii) at least one probe set which is designed to specifically hybridize to immunoglobulin lambda chain constant region (IGLCR) RNA; detecting signal associated with hybridized IGKCR probe and signal associated with hybridized IGLCR probe in a population of B cells in the sample; and determining a pattern of signal associated with hybridized IGKCR probe and hybridized IGLCR probe within individual cells in the B cell population, wherein the pattern of signal within individual cells indicates the presence or absence of light chain restriction and clonality of the B cells.
The disclosure provides methods of detecting two or more target nucleic acids. The methods can include the steps of contacting a sample with two or more label probes having distinct enzyme labels and targeting distinct nucleic acid targets, binding the two or more label probes to the target nucleic acids by hybridization; contacting the sample with a first substrate for the first enzyme of the first label probe; reacting the first substrate with the first enzyme, thereby producing a first detectable signal; contacting the sample with a second substrate for the second enzyme of the second label probe; reacting the second substrate with the second enzyme, thereby producing a second detectable signal; and detecting the first detectable signal and the second detectable signal, thereby detecting the first and second target nucleic acids in the sample.
The present invention provides a method and a kit for determining whether a head and neck cancer is HPV-related. In one embodiment, an RNAscope® HPV assay was designed to detect the presence of E6/E7 mRNA of certain high-risk HPV subtypes related to head and neck cancer. The present invention also provides a method and a kit for determining whether a cervical lesion is a benign lesion or a cervical intraepithethial neoplasm lesion. In one embodiment, an RNAscope® HPV assay was designed to detect the presence of E6/E7 mRNA of certain high-risk HPV subtypes related to cervical cancer. The present invention further provides a method for determining the progression of cervical intraepithethial neoplasm based on the spatial pattern and levels of the E6/E7 mRNA of certain high-risk HPV subtypes. The present invention also provides a method for determining the risk of developing cervical cancer in a human diagnosed with cervical intraepithethial neoplasm based on presence and absence of the certain subgroups of high-risk HPV subtypes.
C12Q 1/68 - Measuring or testing processes involving enzymes, nucleic acids or microorganismsCompositions thereforProcesses of preparing such compositions involving nucleic acids
C12Q 1/70 - Measuring or testing processes involving enzymes, nucleic acids or microorganismsCompositions thereforProcesses of preparing such compositions involving virus or bacteriophage
56.
AN ULTRA SENSITIVE METHOD FOR IN SITU DETECTION OF NUCLEIC ACIDS
Disclosed is a method for in situ detection of one or more target nucleic acids based on a combination of RNAscope® method and a general ISH signal amplification method. This new method produces high signal intensity and while keeps low background noise of signal amplification. The result can be consistently reproduced and the method can be easily adopted for routine clinic diagnostic use. Further, the invention relates to a kit, comprising the components of RNAscope® assay and a general ISH signal amplification assay, for sensitive detection of one or more target nucleic acids.
Disclosed is a method for in situ detection of one or more target nucleic acids based on a combination of an in situ hybridization (ISH) assay method and a general ISH signal amplification method. This new method produces high signal intensity and while keeps low background noise of signal amplification. The result can be consistently reproduced and the method can be easily adopted for routine clinic diagnostic use. Further, the invention relates to a kit, comprising the components of the ISH assay and a general ISH signal amplification assay, for sensitive detection of one or more target nucleic acids.
C12Q 1/68 - Measuring or testing processes involving enzymes, nucleic acids or microorganismsCompositions thereforProcesses of preparing such compositions involving nucleic acids
C12Q 1/00 - Measuring or testing processes involving enzymes, nucleic acids or microorganismsCompositions thereforProcesses of preparing such compositions
C12Q 1/28 - Measuring or testing processes involving enzymes, nucleic acids or microorganismsCompositions thereforProcesses of preparing such compositions involving oxidoreductase involving peroxidase
C12P 19/34 - Polynucleotides, e.g. nucleic acids, oligoribonucleotides
C12M 1/34 - Measuring or testing with condition measuring or sensing means, e.g. colony counters
B01L 3/00 - Containers or dishes for laboratory use, e.g. laboratory glasswareDroppers
G01N 31/22 - Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroupsApparatus specially adapted for such methods using chemical indicators
C07H 21/02 - Compounds containing two or more mononucleotide units having separate phosphate or polyphosphate groups linked by saccharide radicals of nucleoside groups, e.g. nucleic acids with ribosyl as saccharide radical
C07H 21/04 - Compounds containing two or more mononucleotide units having separate phosphate or polyphosphate groups linked by saccharide radicals of nucleoside groups, e.g. nucleic acids with deoxyribosyl as saccharide radical
58.
BIOMARKERS FOR DIFFERENTIATING MELANOMA FROM BENIGN NEVUS IN THE SKIN
Disclosed is a method for diagnosing melanoma in a human subject, as well as a method for providing a prognosis to a human subject who is at risk of developing melanoma recurrence, and a method for determining the stage of melanoma in a human subject, comprising the step of determining the level of expression of phosphatase and actin regulator 1 (PHACTR1) gene, or fragments thereof, either alone or in combination with the level of expression of secreted integrin-binding phosphoprotein (SPP1), preferentially expressed antigen in melanoma (PRAME), growth differentiation factor 15 (GDF15), and chemokine C-X-C motif ligand 10 (CXCL10) genes. Further, the invention relates to a diagnostic kit, comprising at least one substance for detection of the expression of PHACTR1, or fragments thereof, either alone or in combination with the detection of SPP1, PRAME, GDF15, and CXCL10, for the diagnosis or prognosis of melanoma.
Methods of detecting the presence or absence of a class of nucleic acid targets in single cells through direct or indirect capture of labels to the nucleic acids are provided, where such labels to the class of nucleic acid targets are indistinguishable from each other. Also described are methods of detecting individual cells, particularly a cell of a specific type from large heterogeneous cell populations, through detection of one or more of nucleic acid targets, where the labels to the one or more of nucleic acid targets are indistinguishable from each other. Related kits are also described.
The invention relates to methods of detecting nucleic acids, including methods of detecting one or more target nucleic acid sequences in multiplex branched-chain DNA assays, are provided. Nucleic acids captured on a solid support or suspending cells are detected, for example, through cooperative hybridization events that result in specific association of a label with the nucleic acids. The invention further relates to methods to improve probe hybridization specificity and their application in genotyping. The invention also relates to in situ detection of mis-joined nucleic acid sequences. The invention relates to reducing false positive signals and improve signal-to-background ratio in hybridization-based nucleic acid detection assay. The invention further relates to method to improve specificity in hybridization based nucleic acid using co-location probes. Compositions, tissue slides, sample of suspended cells, kits, and systems related to the methods are also described.
Methods of detecting nucleic acids, including methods of detecting two or more nucleic acids in multiplex branched-chain DNA assays, are provided. Nucleic acids captured on a solid support are detected, for example, through cooperative hybridization events that result in specific association of a label with the nucleic acids. Compositions, kits, and systems related to the methods are also described.
C12Q 1/68 - Measuring or testing processes involving enzymes, nucleic acids or microorganismsCompositions thereforProcesses of preparing such compositions involving nucleic acids
C12P 19/26 - Preparation of nitrogen-containing carbohydrates
C12M 1/34 - Measuring or testing with condition measuring or sensing means, e.g. colony counters
C07H 21/02 - Compounds containing two or more mononucleotide units having separate phosphate or polyphosphate groups linked by saccharide radicals of nucleoside groups, e.g. nucleic acids with ribosyl as saccharide radical
C07H 21/04 - Compounds containing two or more mononucleotide units having separate phosphate or polyphosphate groups linked by saccharide radicals of nucleoside groups, e.g. nucleic acids with deoxyribosyl as saccharide radical
01 - Chemical and biological materials for industrial, scientific and agricultural use
42 - Scientific, technological and industrial services, research and design
Goods & Services
diagnostic chemical and biological reagents used for molecular testing for clinical diagnostics, scientific or research purposes; diagnostic chemical and biological reagent kits consisting primarily of probes, buffers, amplifiers and/or other reagent components used for molecular testing for clinical diagnostics, scientific or research purposes molecular testing and services, namely, clinical diagnostics, scientific research, custom design and development of molecular assays, and processing and analysis of molecular assays
