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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: 1453
Last issue date: 05/08/2012


          11            
NumberTitleIssue Date
6461827Methods and kits for detecting or predicting ischemic disorders
The present invention provides a method for detecting or predicting ischemic disorders in a subject by using as an indication the concentration of human lipocalin-type prostaglandin D synthase (hPGDS) in body fluid samples from the subject. More specifica...
10/08/2002
6458528Diagnosis of feline immunodeficiency virus infection using ENV/GAG polypeptide markers
Methods for determining whether a feline is infected with feline immunodeficiency virus ("FIV"). The methods involve the use of an antibody-binding composition that includes two enhanced polypeptides, one containing an immunogenic fragment of the FIV gag ...
10/01/2002
6455324Embossed test strip system
The invention provides a method for measuring the amount of analyte in a sample of biological fluid using a simple low sample volume reagent test strip with a built in metering system. The test strip may comprise a microtitration zone to prevent oversampl...
09/24/2002
6455245Mystery swine disease diagnostic kits
Composition of matter comprising the causative agent of Mystery Swine Disease, Lelystad Agent, in a live, attenuated, dead, or recombinant form, or a part or component of it. Vaccine compositions and diagnostic kits based thereon. Recombinant nucleic acid...
09/24/2002
6451980Signal enhancement of bispecific antibody-polymer probe for immunoassay use
An immunoassay method including reacting a sample from a patient with a bispecific antibody, wherein the bispecific antibody includes one antibody specific for a compound to be detected and a second antibody specific for a compound foreign to said patient...
09/17/2002
6451619Monitoring methods and devices for use therein
Methods, devices and test kits for monitoring the ovulation cycle, involve testing the body fluid, e.g. urinary, concentration of one or more analytes. Preferably estrone-3-glucuronide and luteinizing hormone are both measured, and a reference concentrati...
09/17/2002
6451547Process for differential diagnosis of Alzheimer's dementia and device therefor
A method for diagnosing Alzheimer's disease(AD) is disclosed. The method involves directly detecting the presence of a biochemical marker, specifically human glutamine synthetase, in bodily fluid, preferably blood or a blood product. The detection is by a...
09/17/2002
6451545Monoclonal antibody specific to anti-human fibrin monomer, process for producing the same, hybridomas, and immunoassay method
Provided are a monoclonal antibody making it possible to detect a native fibrin monomer, which is produced at the initial state of blood coagulation, and soluble fibrin; a hybridoma; and an immunoassay for detecting the initial stage of blood coagulation ...
09/17/2002
6451522Anti-CCR2 antibodies and methods of use therefor
The present invention relates to an antibody or functional fragment thereof which binds to a mammalian (e.g., human) CC-chemokine receptor 2 (CCR2) or a portion of the receptor and blocks binding of a ligand to the receptor. The invention further relates ...
09/17/2002
6448021Method of inhibiting cell function associated with CCR2 by anti-CCR2 amino-terminal domain antibodies
The present invention relates to an antibody or functional fragment thereof which binds to a mammalian (e.g., human) CC-chemokine receptor 2 (CCR2) or a portion of the receptor and blocks binding of a ligand to the receptor. The invention further relates ...
09/10/2002
6440748Process and device for carrying out fluorescence immunoassays
The invention concerns a device and a method for carrying out fluorescence immunoassays, wherein from at least one light source light is directed onto a surface at one end of a light waveguide and with the light coupled into the light waveguide by evanesc...
08/27/2002
6436651Optical diffraction biosensor
The present invention provides an inexpensive and sensitive device and method for detecting and quantifying analytes present in a medium. The device comprises a metalized film upon which is printed a specific, predetermined pattern of analyte-specific rec...
08/20/2002
6436636Methods for identifying pharmacologicals for the treatment of heart failure
Methods are disclosed for treating heart failure. Methods are disclosed for screening pharmacologicals that inhibit the down-regulatory activity of AUF1 or AUF1-related polypeptide for ଲ-adrenergic activity. Methods are disclosed for treating a pati...
08/20/2002
6432633Immunoassay method of HIV-1p24 antigen and reagent therefor
An immunoassay method of the HIV-1p24 antigen by sandwich method, using at least one polyclonal antibody recognizing the HIV-1p24 antigen and at least two monoclonal antibodies recognizing the HIV-1p24 antigen, is provided together with a reagent therefor...
08/13/2002
6429026One-step all-in-one dry reagent immunoassay
The invention relates to a novel competitive or non-competitive immunoassay comprising the steps of immobilizing an assay specific component on a solid phase in a reaction well, adding a labelled assay specific component, drying said components, adding the sam...
08/06/2002
6429018Prenatal screening for Down's syndrome using hyperglycosylated gonadotropin
A prenatal screening method for Down's syndrome involves assaying for hyperglycosylated gonadotropin in biological test samples such as urine, plasma or serum obtained from pregnant women. Hyperglycosylated gonadotropin comprises a variant population of c...
08/06/2002
6410252Methods for measuring T cell cytokines
The present invention relates to devices and methods for detecting cellular products, and in particular for measuring secreted cellular products, including cytokines. Microwells comprising hydrophobic membranes are described having greater capability to d...
06/25/2002
6410247Nuclear matrix protein fluid assay
Disclosed is a method for detecting and quantitating soluble nuclear matrix proteins in body fluids and extracellular media. The method is useful for monitoring the viability of cells and tissue, for evaluating the progress of a disease or its treatment, ...
06/25/2002
6406920Processes and apparatus for carrying out specific binding assays
A process for carrying out a specific binding assay (for example an immunoassay) in which (a) a sample under assay, possibly containing a substance being tested for, is reacted with (b) a specific binding partner for the substance being tested for, immobi...
06/18/2002
6406873PAI-2 and T-PA as diagnostic markers of periodontal disease
The existence and the extent of periodontal disease can be diagnosed by measuring plasminogen activator inhibitor 2 (PAI-2) and/or tissue plasminogen activator (t-PA) levels in gingival crevicular fluid (GCF). Levels of PAI-2 and t-PA in GCF rise sharply ...
06/18/2002
6406869Fluorescent capture assay for kinase activity employing anti-phosphotyrosine antibodies as capture and detection agents
A method for determining the level of tyrosine kinase activity in a biological sample is disclosed. The method employs an anti-phosphotyrosine antibody as both the capture agent and the detecting agent. The detecting antibody is labeled with a lanthanide ...
06/18/2002
6406865Method of inhibiting interaction of cells bearing CCR2 by Anti-CCR2 amino-terminal domain antibodies
The present invention relates to an antibody or functional fragment thereof which binds to a mammalian (e.g., human) CC-chemokine receptor 2 (CCR2) or a portion of the receptor and blocks binding of a ligand to the receptor. The invention further relates ...
06/18/2002
6406858System for the reduction of interferences in immunoassays
The present invention is an improvement to the method of determining the concentration of an analyte in body fluid using at least two immunoreactants which specifically bind with separate epitopes of the analyte one of which immunoreactant is immobilized ...
06/18/2002
6399748In-vitro method for prognosticating the illness development of patients with carcinoma of the breast and/or for diagnosing carcinoma of the breast
The present invention is directed to a method of prognosticating the illness development of patients with carcinoma of the breast and/or for diagnosing carcinoma of the breast, the method comprising a qualitative determination of T1 protein and/or T1-mRNA...
06/04/2002
6395497Method of inhibiting leukocyte trafficking by anti-CCR2 amino-terminal domain antibodies
The present invention relates to an antibody or functional fragment thereof which binds to a mammalian (e.g., human) CC-chemokine receptor 2 (CCR2) or a portion of the receptor and blocks binding of a ligand to the receptor. The invention further relates ...
05/28/2002
6395494Method to determine TGF-ଲ
A method for treating or preventing cardiovascular pathologies by administering a compound of the formula (I): ##STR1## wherein Z is C.dbd.O or a covalent bond; Y is H or O(C1 -C4)alkyl, R1 and R2 are individual...
05/28/2002
6391540Method for detecting antibodies in a sample
The present invention is directed to assays for detecting antibodies in a sample in a single incubation step. The assays employ universal solid phases and/or universal detectable markers, and facilitate the detection and differentiation of antigens from t...
05/21/2002
6391652Immunoassay method and immunoassay kit
An immunoassay method comprising bringing an immobilized phase comprising, at different positions on a water-absorbable base material, at least two first immunity substances capable of specifically binding with at least two kinds of assay target substance...
05/21/2002
6391569Method to detect Dirofilaria immitis infection
The present invention includes a method to detect D. immitis infection in a host animal using a D. immitis Di33 protein to detect anti-D. immitis Di33 antibodies in a bodily fluid of the animal. Also included is a method to detect D. immitis infection in ...
05/21/2002
6391568Method for determining platelet reactivity in a whole blood sample
The present invention provides a method for the quantification and assessment of platelet activation in whole blood samples and monitoring of antiplatelet pharmacologic agents. The method for quantifying platelet activation includes exposing platelets to ...
05/21/2002
6387707Array Cytometry
A method and apparatus for the manipulation of colloidal particulates and biomolecules at the interface between an insulating electrode such as silicon oxide and an electrolyte solution. Light-controlled electrokinetic assembly of particles near surfaces ...
05/14/2002
6383765Polypeptides of feline T-cell lymphotropic lentivirus
An isolated envelope polypeptide of Feline Immunodeficiency Virus (FIV) that reacts specifically with a gp-130 envelope specific monoclonal antibody. Immunoassays using such isolated polypeptides are also disclosed....
05/07/2002
6379975Methods and reagents for determining protein S
The present invention is concerned with an assay for free protein S comprising addition of a ligand specific for free protein S to a biological fluid sample to form a protein S/ligand complex, and subsequent determination of the amount of said complex for...
04/30/2002
6379918Composition, formulae, devices and methods for control of specificity and inclusivity of microorganisms containing closely related antigen epitopes
Compositions, formulae, devices and methods for the detection of target microorganisms, such as by visual immunoprecipitate assay, enzyme linked immunoassay, chemiluminescence, immunoblotting, or similar detection technology, wherein detection requires th...
04/30/2002
6379909Method of detecting an antibody in a liquid sample
The invention relates to a method of evaluating the immunological status of a subject comprising the steps of 1) determining the content of an antibody in a liquid sample from the subject using an immunoassay, wherein the reaction between the antibody of ...
04/30/2002
6379902Mycrobacterial proteins, microorganisms producing same and uses of said proteins in vaccines and for detecting tuberculosis
Mycobacterium tuberculosis protein having a molecular weight of 28 779 Da, and hybrid proteins containing at least portions of its sequence. These proteins may in particular be used in vaccines or for the detection of specific tuberculosis antibodies....
04/30/2002
6376207Assay and reagents for quantifying hBNp
The present invention provides reagents and assays for the quantification of hBNP in biological fluid samples such as plasma or serum. Antibodies are provided which are monospecific to epitopes comprising the amino acid sequences 5-13, 1-10 and 15-25 of h...
04/23/2002
6376206Specific antibodies to troponin T, their production and use in a reagent for the determination of myocardial necrosis
An immunoassay for the determination of myocardial necroses using antibodies to troponin T and a binding partner B for troponin T or for the an antibody, whereby either the antibody or the binding partner B is labelled with a determinable group. The immun...
04/23/2002
6376187Electronically-indexed solid-phase assay for biomolecules
Disclosed are materials and methods for detecting biomolecules in samples employing transponders associated with the bead(s) used as the solid phase in the assay, and information pertinent to the assay is encoded on the transponders memory elements. A ded...
04/23/2002
6372516Lateral flow test device
A immunochromatographical test device including a cap, an absorbent pad, a membrane, a test strip, a holder, and a housing is disclosed. The housing contains the membrane and the test strip which contains immunoreagents. Secured to the holder is the absor...
04/16/2002
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