Alere San Diego, Inc. Patent applications |
Patent application number | Title | Published |
20150024397 | MONITORING RECOMBINASE POLYMERASE AMPLIFICATION MIXTURES - A process includes providing a mixture that includes a recombinase, a single-strand binding protein, and one or more oligonucleotides; and detecting particles in the reaction mixture. | 01-22-2015 |
20140349868 | METHODS AND COMPOSITIONS FOR MONITORING AND RISK PREDICTION IN CARDIORENAL SYNDROME - The present invention relates to methods and compositions for monitoring, diagnosis, prognosis, and determination of treatment regimens in subjects. In particular, the invention relates to methods and compositions selected to monitor cardiorenal syndrome using assays that detect NGAL, preferably together with assays that detect natriuretic peptides such as BNP. Such methods and compositions can provide early indications of a deterioration in cardiorenal syndrome status, including prognosis regarding mortality and worsening renal function. | 11-27-2014 |
20140315734 | METHODS AND COMPOSITIONS FOR ASSIGNING LIKELIHOOD OF ACUTE KIDNEY INJURY PROGRESSION - The invention encompasses diagnosis and prognosis in the context of heart or renal failure, particularly in subjects who exhibit a normal body fluid level of a natriuretic peptide. The invention also relates to methods of assigning an increased likelihood that a subject having AKI is susceptible to AKI progression. The invention relates in part to assigning a diagnosis of heart and/or renal failure, and/or an outcome risk (e.g., worsening cardiac and/or renal function or a mortality risk) to a subject based, at least in part, on the result(s) obtained from an assay that detects WAP four-disulfide core domain protein 2 performed on a body fluid sample obtained from a subject. | 10-23-2014 |
20140295436 | Methods for Multiplexing Recombinase Polymerase Amplification - This disclosure provides for methods and reagents for rapid multiplex RPA reactions and improved methods for detection of multiplex RPA reaction products. In addition, the disclosure provides new methods for eliminating carryover contamination between RPA processes. | 10-02-2014 |
20140234846 | Recombinase Polymerase Amplification - This disclosure describes related novel methods for Recombinase-Polymerase Amplification (RPA) of a target DNA that exploit the properties of recombinase and related proteins, to invade double-stranded DNA with single stranded homologous DNA permitting sequence specific priming of DNA polymerase reactions. The disclosed methods have the advantage of not requiring thermocycling or thermophilic enzymes. Further, the improved processivity of the disclosed methods may allow amplification of DNA up to hundreds of megabases in length. | 08-21-2014 |
20140234365 | 2-HYDROXYHIPPURIC ACID ANALOGS, AND METHODS FOR THEIR SYNTHESIS AND USE - The present invention relates to novel 2-hydroxyhippuric acid analogs, and methods for their synthesis and use. Such analogs are designed to provide a protected or functional moiety such as a free thiol (—SH) group or a protected thiol group, thereby providing a convenient linkage chemistry for coupling under mild conditions to a suitable group on a target protein, polypeptide, solid phase or detectable label. | 08-21-2014 |
20140147867 | METHODS AND COMPOSITIONS FOR DIAGNOSIS AND RISK PREDICTION IN HEART FAILURE - The present invention relates in part to diagnosing the occurrence of heart failure, particularly in subjects who exhibit a normal body fluid level of a natriuretic peptide. The present invention further relates in part to assigning an outcome risk (e.g., worsening cardiac function or a mortality risk, a risk of rehospitalization) to a subject. The methods comprise performing one or more assays that detect one or more biomarkers selected from the group consisting of WAP4C, ESAM, LTBR, Mesothelin, and Syndecan-1 performed on a body fluid sample obtained from a subject, and assigning diagnosis or risk based, at least in part, on the result(s) obtained thereby. | 05-29-2014 |
20140099674 | Recombinase Polymerase Amplification - This disclosure describes related novel methods for Recombinase-Polymerase Amplification (RPA) of a target DNA that exploit the properties of recombinase and related proteins, to invade double-stranded DNA with single stranded homologous DNA permitting sequence specific priming of DNA polymerase reactions. The disclosed methods have the advantage of not requiring thermocycling or thermophilic enzymes, thus offering easy and affordable implementation and portability relative to other amplification methods. Further disclosed are conditions to enable real-time monitoring of RPA reactions, methods to regulate RPA reactions using light and otherwise, methods to determine the nature of amplified species without a need for gel electrophoresis, methods to improve and optimize signal to noise ratios in RPA reactions, methods to optimize oligonucleotide primer function, methods to control carry-over contamination, and methods to employ sequence-specific third ‘specificity’ probes. Further described are novel properties and approaches for use of probes monitored by light in dynamic recombination environments. | 04-10-2014 |
20130059290 | DETECTION OF NUCLEIC ACIDS IN CRUDE MATRICES - A method includes contacting a crude matrix with components of an isothermal nucleic acid amplification reaction for a target nucleic acid species, thereby providing a mixture; incubating the mixture under conditions sufficient for the isothermal nucleic acid amplification reaction to proceed, thereby providing a product; and determining whether an indicator of the target nucleic acid species is present in the product. | 03-07-2013 |
20130045475 | 2-Nitrobenzyl-Modified Ribonucleotides - This disclosure provides novel reversibly terminated ribonucleotides which can be used as a reagent for DNA sequencing reactions. Methods of sequencing nucleic acids using the disclosed nucleotides are also provided. | 02-21-2013 |
20120258499 | Recombinase Polymerase Amplification - The present invention features novel, diverse, hybrid and engineered recombinase enzymes, and the utility of such proteins with associated recombination factors for carrying out DNA amplification assays. The present invention also features different recombinase ‘systems’ having distinct biochemical activities in DNA amplification assays, and differing requirements for loading factors, single-stranded DNA binding proteins (SSBs), and the quantity of crowding agent employed. | 10-11-2012 |
20120258456 | MONITORING RECOMBINASE POLYMERASE AMPLIFICATION MIXTURES - A process includes providing a mixture that includes a recombinase, a single-strand binding protein, and one or more oligonucleotides; and detecting particles in the reaction mixture. | 10-11-2012 |
20120129198 | NOVEL METHODS FOR THE ASSAY OF TROPONIN I AND T AND COMPLEXES OF TROPONIN I AND T AND SELECTION OF ANTIBODIES FOR USE IN IMMUNOASSAYS - Assay systems and specialized antibodies for the detection and quantitation of troponin I and troponin T in body fluids as an indicator of myocardial infarction. Since troponin I and T exist in various conformations in the blood, the ratios of the monomeric troponin I an T and the binary and ternary complexes, as well as which form of troponin present in the blood, may be related to the metabolic state of the heart. Disclosed is a system to determine the presence of a troponin form or a group of troponin forms in a sample of whole blood, serum or plasma. | 05-24-2012 |
20120129173 | RECOMBINASE POLYMERASE AMPLIFICATION REAGENTS AND KITS - This disclosure describes kits, reagents and methods for Recombinase Polymerase Amplification (RPA) of a target DNA that exploit the properties of re-combinase and related proteins, to invade double-stranded DNA with single stranded homologous DNA permitting sequence specific priming of DNA polymerase reactions. The disclosed kits, reagents and methods have the advantage of not requiring thermocycling or thermophilic enzymes, thus offering easy and affordable implementation and portability relative to other amplification methods. | 05-24-2012 |
20120082990 | Recombinase Polymerase Amplification - This disclosure describes related novel methods for Recombinase-Polymerase Amplification (RPA) of a target DNA that exploit the properties of recombinase and related proteins, to invade double-stranded DNA with single stranded homologous DNA permitting sequence specific priming of DNA polymerase reactions. The disclosed methods have the advantage of not requiring thermocycling or thermophilic enzymes. Further, the improved processivity of the disclosed methods may allow amplification of DNA up to hundres of megabases in length. | 04-05-2012 |
20120058517 | Recombinase Polymerase Amplification - This disclosure describes related novel methods for Recombinase-Polymerase Amplification (RPA) of a target DNA that exploit the properties of recombinase and related proteins, to invade double-stranded DNA with single stranded homologous DNA permitting sequence specific priming of DNA polymerase reactions. The disclosed methods have the advantage of not requiring thermocycling or thermophilic enzymes, thus offering easy and affordable implementation and portability relative to other amplification methods. Further disclosed are conditions to enable real-time monitoring of RPA reactions, methods to regulate RPA reactions using light and otherwise, methods to determine the nature of amplified species without a need for gel electrophoresis, methods to improve and optimize signal to noise ratios in RPA reactions, methods to optimize oligonucleotide primer function, methods to control carry-over contamination, and methods to employ sequence-specific third ‘specificity’ probes. Further described are novel properties and approaches for use of probes monitored by light in dynamic recombination environments. | 03-08-2012 |
20120040345 | 2-Nitrobenzyl-Modified Ribonucleotides - This disclosure provides novel reversibly terminated ribonucleotides which can be used as a reagent for DNA sequencing reactions. Methods of sequencing nucleic acids using the disclosed nucleotides are also provided. | 02-16-2012 |
20110281280 | Methods and Compositions for Monitoring and Risk Prediction in Cardiorenal Syndrome - The present invention relates to methods and compositions for monitoring, diagnosis, prognosis, and determination of treatment regimens in subjects. In particular, the invention relates to methods and compositions selected to monitor cardiorenal syndrome using assays that detect NGAL, preferably together with assays that detect natriuretic peptides such as BNP. Such methods and compositions can provide early indications of a deterioration in cardiorenal syndrome status, including prognosis regarding mortality and worsening renal function. | 11-17-2011 |
20110143455 | NOVEL METHODS FOR THE ASSAY OF TROPONIN I AND T AND COMPLEXES OF TROPONIN I AND T AND SELECTION OF ANTIBODIES FOR USE IN IMMUNOASSAYS - Assay systems and specialized antibodies for the detection and quantitation of troponin I and troponin T in body fluids as an indicator of myocardial infarction. Since troponin I and T exist in various conformations in the blood, the ratios of the monomeric troponin I an T and the binary and ternary complexes, as well as which form of troponin present in the blood, may be related to the metabolic state of the heart. Disclosed is a system to determine the presence of a troponin form or a group of troponin forms in a sample of whole blood, serum or plasma. | 06-16-2011 |
20110059506 | Recombinase polymerase amplification - This disclosure describe three related novel methods for Recombinase-Polymerase Amplification (RPA) of a target DNA that exploit the properties of recombinase and related proteins, to invade double-stranded DNA with single stranded homologous DNA permitting sequence specific priming of DNA polymerase reactions. The disclosed methods have the advantage of not requiring thermocycling or thermophilic enzymes. Further, the improved processivity of the disclosed methods may allow amplification of DNA up to hundreds of megabases in length. | 03-10-2011 |
20110053153 | DNA Glycosylase/Lyase and AP Endonuclease substrates - A new class of nucleic acid substrates for AP endonucleases and members of the glycosylase/lyase family of enzymes is described. Representatives of each family, the enzymes Nfo and fpg, respectively, cleave nucleic acid backbones at positions in which a base has been replaced by a linker to which a variety of label moieties may be attached. The use of these synthetic substrates embedded within oligonucleotides is of utility in a number of applications. | 03-03-2011 |