Patent application number | Description | Published |
20080293046 | RNA detection assays - The present invention provides novel cleavage agents and polymerases for the cleavage and modification of nucleic acid. The cleavage agents and polymerases find use, for example, for the detection and characterization of nucleic acid sequences and variations in nucleic acid sequences. In some embodiments, the 5′ nuclease activity of a variety of enzymes is used to cleave a target-dependent cleavage structure, thereby indicating the presence of specific nucleic acid sequences or specific variations thereof. | 11-27-2008 |
20080293930 | 3' end tagged oligonucleotides - The present invention provides compositions comprising oligonucleotides that have 3′ end groups (e.g. lipophilic moieties) that are useful in invasive cleavage reactions such as the INVADER assay. Specifically, the present invention provides compositions containing oligonucleotides with 3′ end groups configured for generating a detectable signal in invasive cleavages assays with a high signal-to-background ratio, as well as methods for generating such compositions. | 11-27-2008 |
20090068664 | AMPLIFICATION METHODS AND COMPOSITIONS - The present invention provides methods and routines for developing and optimizing nucleic acid detection assays for use in basic research, clinical research, and for the development of clinical detection assays. In particular, the present invention provides methods for designing oligonucleotide primers to be used in multiplex amplification reactions. The present invention also provides methods to optimize multiplex amplification reactions. | 03-12-2009 |
20090075256 | Nucleic Acid Accessible Hybridization Site Identification Using Mass Spectrometry - The present invention relates to methods and compositions for analyzing nucleic acids, and in particular, methods and compositions for detection and characterization of nucleic acid sequences and sequence changes using mass spectrometry. The present invention also provides methods and compositions for identifying oligonucleotides with desired hybridization properties to nucleic acid targets containing secondary structure using mass spectrometry. | 03-19-2009 |
20090078574 | CHARGE TAGS AND THE SEPARATION OF NUCLEIC ACID MOLECULES - The present invention relates to novel phosphoramidites, including positive and neutrally charged compounds. The present invention also provides charge tags for attachment to materials including solid supports and nucleic acids, wherein the charge tags increase or decrease the net charge of the material. The present invention further provides methods for separating and characterizing molecules based on the charge differentials between modified and unmodified materials. | 03-26-2009 |
20090142754 | RNA Detection Assays - The present invention provides novel cleavage agents and polymerases for the cleavage and modification of nucleic acid. The cleavage agents and polymerases find use, for example, for the detection and characterization of nucleic acid sequences and variations in nucleic acid sequences. In some embodiments, the 5′ nuclease activity of a variety of enzymes is used to cleave a target-dependent cleavage structure, thereby indicating the presence of specific nucleic acid sequences or specific variations thereof. | 06-04-2009 |
20090246788 | Methods and Assays for Capture of Nucleic Acids - The present disclosure provides methods and systems for sequence specific nucleic acid target capture comprising enzymatic reactions. The present disclosure relates to a plurality of oligonucleotide probes for capture and subsequent detection of target nucleic acid sequences, using flap endonucleases, ligases, and/or additional enzymes, proteins or compounds, on substrates, for example microarray slides, and in solution formats. | 10-01-2009 |
20090299641 | METHODS AND APPLICATIONS FOR TARGET QUANTIFICATION - The present invention provides methods and software applications for quantifying a target in an experimental sample by collecting and processing initial signal data from the experimental sample and at least two standard control samples containing known target copy numbers. In this regards, the present invention allows the quantification of target copy number in the experimental sample. | 12-03-2009 |
20110104682 | RNA DETECTION ASSAYS - The present invention provides novel cleavage agents and polymerases for the cleavage and modification of nucleic acid. The cleavage agents and polymerases find use, for example, for the detection and characterization of nucleic acid sequences and variations in nucleic acid sequences. In some embodiments, the 5′ nuclease activity of a variety of enzymes is used to cleave a target-dependent cleavage structure, thereby indicating the presence of specific nucleic acid sequences or specific variations thereof. | 05-05-2011 |
20120149018 | Detection of Small Nucleic Acids - The present invention relates to compositions and methods for the detection and characterization of interfering RNAs such as micro RNAs (miRNAs) and small interfering RNAs (siRNAs) and other short nucleic acid molecules. More particularly, the present invention relates to improved methods for the detection and quantitation of interfering RNA expression. The present invention further provides for the detection of variants and types of miRNAs and siRNAs. | 06-14-2012 |
20120231461 | DETECTION OF NUCLEIC ACIDS - The present invention relates to compositions and methods for the detection and characterization of small nucleic acid molecules (e.g., RNA (e.g., small RNAs such as micro RNAs (miRNAs) and small interfering RNAs (siRNAs)) and other short nucleic acid molecules). More particularly, the present invention relates to methods for the detection and quantification of RNA expression. The present invention further provides for the detection of miRNA and siRNA variants. | 09-13-2012 |