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Class 435/7.94 - Sandwich assay


Subclass of Class 435 - Chemistry: molecular biology and microbiology
Definition: Subject matter in which the heterogeneous or solid phase
No. of patents: 1451
Last issue date: 11/29/2011


1                      
NumberTitleIssue Date
8067192Methods for detection of botulinum neurotoxin
Provided herein is a large immuno-sorbent surface area assay (ALISSA) for rapid and sensitive detection of toxin or enzyme activity. This assay is designed to capture a low number of toxin or enzyme molecules and to measure their intrinsic protease activity via conv...
11/29/2011
7964371Gastrin hormone immunoassays
The invention provides assay methods for the detection and quantitation of gastrin hormones, including total and free gastrin hormone in a sample. ELISA-type heterogeneous phase assays suitable for use with biological fluid samples such as blood, plasma or other bod...
06/21/2011
7955812Methods of diagnosing alzheimer's disease by detecting antibodies to cross-linked β-amyloid oligomers
The invention relates to antibodies that bind cross-linked amyloid β oligomers, and methods for using such antibodies for diagnosis and treatment of Alzheimer's disease. ...
06/07/2011
7943334Method of detecting allergen
The present invention provides an immunological detection method that can detect milk allergens, allergens of albumen, flour, buckwheat and peanut with high sensitivity in foods containing these allergens regardless they are denatured/native, and a detection kit to ...
05/17/2011
7915004Monoclonal antibodies, hybridomas, improved method for determining the protein PTX3 and kit for said determination
Method for determining the level of PTX3 protein in a sample of a biological fluid; hybridoma capable of producing a rat anti-PTX3 monoclonal antibody where said hybridoma is selected from the group comprising MNB10 and Pen-3; specific anti-PTX3 rat monoclonal antib...
03/29/2011
7901900Assay kit and antibody for human low molecular weight CD14
The present invention provides an antibody prepared using a peptide as an antigen, the peptide having 8 to 30 amino acid residues selected from an amino acid sequence at positions 1 to 68 of human high-molecular-weight CD14, or an antibody that binds to a peptide ha...
03/08/2011
7807397Diagnostic method for disorders using copeptin
The use of copeptin as diagnostic marker for the determination of the release of vasopressin, especially in connection with disorders associated with non-physiological alterations of vasopressin release from the neurohypophysis, especially for detection and early de...
10/05/2010
7695929Haptens, hapten conjugates, compositions thereof and method for their preparation and use
A method for performing a multiplexed diagnostic assay, such as for two or more different targets in a sample, is described. One embodiment comprised contacting the sample with two or more specific binding moieties that bind specifically to two or more different tar...
04/13/2010
7674599Methods of using antibodies to detect alpha-synuclein in fluid samples
The invention provides methods for detecting alpha-synuclein. The invention also identifies preferred epitopes of alpha synuclein for use in such detection, and provides antibodies specifically binding to such epitopes. ...
03/09/2010
7666614Method of use of one step immunochromatographic device for A antigen
A method to determine the presence or absence of Streptococcus Group A antigen in a sample, comprising the following steps: extracting the antigen from the sample in an assay chamber with two or less extraction reagents, wherein the two reagents may be added ...
02/23/2010
7642064Enzyme-catalyzed metal deposition for the enhanced detection of analytes of interest
The invention is directed to enhanced methods for detecting an analyte of interest in situ, by immunoassay, or by hybridization comprising binding an enzyme-labeled conjugate molecule to an analyte of interest in the presence of a redox-inactive reductive species an...
01/05/2010
7638292Immunoassay
A method for detection and/or quantification of cardiac troponin I (cTnI) in a sample derived from an individual's blood, the method being based on a sandwich immunoassay employing at least two capture antibodies and at least one tracer antibody, in which a first ca...
12/29/2009
7635571Amplified signal in binding assays
Methods are disclosed for determining minute quantities of an analyte in a medium suspected of containing the analyte. One method comprises treating a medium suspected of containing an analyte under conditions such that the analyte, if present, causes a substrate ha...
12/22/2009
7556932Particle based homogeneous assays using capillary electrophoresis with laser-induced fluorescence detection
The invention provides highly sensitive and rapid homogeneous assays which employ particle-enhanced assay formats in concert with capillary electrophoresis and laser-induced fluorescence (LIF) detection to determine the concentration of an analyte of interest in a s...
07/07/2009
7541160ELISA for VEGF
The vascular endothelial growth factor (VEGF) activity in a patient's bloodstream or other biological sample can serve as a diagnostic and prognostic index for cancer, diabetes, heart conditions, and other pathologies. Antibody-sandwich ELISA method and kits for VEG...
06/02/2009
7534580PSP94 diagnostic reagents and assays
In the serum, PSP94 occurs as a free form or is associated with a carrier protein. PSP94 in its bound form has been quantified in the blood of prostate cancer patients and these measurements have shown utility as evaluation or prognosis of prostate cancer. Diagnosti...
05/19/2009
7527939Polyclonal-monoclonal ELISA assay for detecting N-terminus proBNP
A specific and sensitive in vitro ELISA assay and diagnostic test kit is disclosed for determining levels of NT-proBNP protein in a variety of bodily fluids, non-limiting examples of which are blood, serum, plasma, urine and the like. The NT-proBNP ELISA assay test ...
05/05/2009
7517663Rabbit monoclonal antibody against Id1 protein
The present invention relates to a rabbit monoclonal antibody that binds to human Id1 protein and/or mouse Id1 protein with high specificity and high affinity. The antibody has a binding constant, measured with respect to human Id1 protein and/or mouse Id1 protein, ...
04/14/2009
7442514Mutants of the factor VII-activating protease and detection methods using specific antibodies
Mutants of the DNA sequence coding for the protease (FSAP) which activates blood clotting factor VII and single-chain plasminogen activators, the mutants comprising a G/C base exchange at nucleotide position 1177 and/or a G/A base exchange at nucleotide position 160...
10/28/2008
7444005Apparatus and method for using optical mouse engine to determine speed, direction, position of scanned device and to obtain quantitative or qualitative data from same
A test strip reader is provided with an optical mouse integrated circuit sensor that reads the test line, reference line and control line of a lateral flow assay strip by light absorption and determines the position of the test strip beneath the image on the integra...
10/28/2008
7442516Antibody specific to central nervous system tau protein
The present invention provides an antibody which specifically recognizes a CNS tau protein but not a peripheral tau protein. More specifically, the present invention provides an antibody obtainable by using a polypeptide comprising an amino acid sequence of a connec...
10/28/2008
7439026Methods and kits for detecting ITA in a biological sample
Methods for detecting invasive trophoblast antigen (ITA) in biological samples comprise screening the samples for ITA using antibodies that bind to the ITA. The methods are useful to detect pregnancy, trophoblastic diseases, and Down's syndrome in fetuses of pregnan...
10/21/2008
7432105Self-calibration system for a magnetic binding assay
A self-calibrated, magnetic binding assay (e.g., sandwich, competitive, etc.) for detecting the presence or quantity of an analyte residing in a test sample is provided. The magnetic binding assay includes detection probes capable of generating a detection signal (e...
10/07/2008
7429357Apparatus, system, and method of detecting an analyte utilizing pyroelectric technology
A system for the measurement of a target analyte is provided including a detection apparatus and a reading apparatus. The detection apparatus, or “carrier”, includes a pyroelectric transducer (“pyroelectric film”) and one or more reagent concentrations (“r...
09/30/2008
7425310Apparatus, system, and method of detecting an analyte utilizing pyroelectric technology
A system for the measurement of a target analyte is provided including a detection apparatus and a reading apparatus. The detection apparatus, or “carrier”, includes a pyroelectric transducer (“pyroelectric film”) and one or more reagent concentrations (“r...
09/16/2008
7422864Method for measuring oxidized LDL-CRP complex and measurement kit
The present invention provides a method for measuring a “complex of oxidized LDL and CRP” which comprises using an “anti-CRP antibody”. An “anti-apoB antibody and/or anti-β2-GPI antibody” is preferably used in the method of the present invention, which ...
09/09/2008
7416839“Prionins”, highly specific markers for noninvasive presymptomatic detection of TSE diseases, and targets for therapeutic reagents to prevent and control TSE diseases in animals and humans
Proteins expressed from within the prion protein genes of all animals and humans, “prionins”, against which reagents can be prepared for accurate pre-symptomatic diagnosis, for detecting latent TSE, for detecting TSE contamination of food, blood and blood produc...
08/26/2008
7416855Immunoassay methods for detecting interleukin-1 β converting enzyme like apoptosis protease-3
Disclosed are human interleukin-1 β converting enzyme like apoptosis proteases-3 and 4 and DNA (RNA) encoding such polypeptides. Also provided is a procedure for producing such polypeptides by recombinant techniques and antibodies and antagonists against such polyp...
08/26/2008
7416850Cytochrome and leucine-rich alpha-2-glycoprotein-1 assays, methods and antibodies
The present invention relates generally to assays and methods involving Cytochrome c (Cyt c) and leucine-rich alpha-2-glycoprotein-1 (LRG), and related antibodies. In an embodiment, the invention includes a method of detecting LRG in a sample, the method including d...
08/26/2008
7410768Test methods and devices
A method and test device for differentiating between states of an analyte that can exist in different forms, such as follicle stimulating hormone (FSH). The method or test device uses a pair of specific binding agents, especially monoclonal antibodies, in two assays...
08/12/2008
7410771Reagent and method for detecting a sporozoite antigen
A reagent and method for the specific and highly sensitive detection of C. parvum in which the reagent is an antibody for a soluble C. parvum sporozoite antigen and the method is an immunoassay in which the antibody is used to detect or quantify C. ...
08/12/2008
7405084Analytical method using particles and test kit for performing the method
A method for use in a flow matrix, which utilizes biospecific affinity reactions to detect an analyte in the sample, and which comprises allowing the sample comprising the analyte and an analytically detectable reactant (Reactant*) to migrate through flow channels i...
07/29/2008
7399636Diagnostic kit for predicting pregnancy outcome
The present invention provides a method of predicting pregnancy outcome in a subject by determining the amount of an early pregnancy associated molecular isoform of hCG in a sample. The present invention further provides a method for determining the amount of early ...
07/15/2008
7396654Neural proteins as biomarkers for traumatic brain injury
The present invention identifies biomarkers that are diagnostic of nerve cell injury and/or neuronal disorders. Detection of different biomarkers of the invention are also diagnostic of the degree of severity of nerve injury, the cell(s) involved in the injury, and ...
07/08/2008
7393647Methods for detecting infection
This invention pertains to methods for detecting B. anthracis and antibodies to B. anthracis, the causative agent of anthrax, in a subject. ...
07/01/2008
7390626Methods and kit for diagnosing tick borne illnesses
ELISA, Western Blot, and a peptide-based ELISA were applied to clinical specimens from patients with clinical symptoms of tick borne diseases, including Lyme disease. Peptides from different components of Borrelia during different cycles, including peptides f...
06/24/2008
7390627Assays, antibodies, and standards for detection of oxidized and MDA-modified low density lipoproteins
Immunoassays for malondialdehyde-modified low density lipoprotein (MDA-modified LDL) and oxidized low density lipoprotein (OxLDL), monoclonal antibodies (and the cell lines for them) for use in the assays, and a storage-stable standard (which may be used as a calibr...
06/24/2008
7390489Monoclonal antibody selectively recognizing listeria monocytogenes, hybridoma producing the antibody, test kit comprising the antibody and detection method of listeria monocytogenes using the antibody
The present invention relates to a monoclonal antibody binding specifically to the p60 protein of Listeria monocytogenes, a hybridoma cell producing the monoclonal antibody, a test kit comprising the monoclonal antibody, and a method for detecting Listeria...
06/24/2008
7378285Devices for the detection of multiple analytes in a sample
The present invention relates generally to an assay for detecting and differentiating multiple analytes, if present, in a single fluid sample, including devices and methods therefore. ...
05/27/2008
7374888Methods for detecting infection
This invention pertains to methods for detecting B. anthracis and antibodies to B. anthracis, the causative agent of anthrax, in a subject. ...
05/20/2008
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