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Class 436/820 - HEPATITIS ASSOCIATED ANTIGENS AND ANTIBODIES


Subclass of Class 436 - Chemistry: analytical and immunological testing
Definition: Art collection relating to tests for antigens and antibodies
No. of patents: 192
Last issue date: 02/05/2008


1          
NumberTitleIssue Date
7326535Immunoreactive peptides from Epstein-Barr virus
Epstein-Barr virus (EBV) specific polypeptides are disclosed. Also disclosed are the use of these polypeptides for the production of polypeptide-specific antibodies and the diagnosis and treatment of EBV-associated disease. ...
02/05/2008
7285218Method for the extra-corporeal qualitative and/or quantitative recording of neurotoxic substances in the blood plasma of an individual
The invention relates to a method for the extra-corporeal qualitative and/or quantitative recording of neuro-toxic substances in the blood plasma of an individual. According to said method, a system containing neurones or neuronal networks, which have been cultivate...
10/23/2007
7169550Diffraction-based diagnostic devices
A biosensor includes a substrate with a receptive material layer of radiation-absorbing member (RAM)-tagged biomolecules disposed thereon. The receptive material is specific for an analyte of interest. A pattern of active and deactivated areas of the receptive mater...
01/30/2007
6986995Methods of diagnosing liver fibrosis
The present invention provides a method of diagnosing the presence or severity of liver fibrosis in an individual by detecting α2-macroglobulin (α2-MG) in a sample from the individual; detecting hyaluronic acid (HA) in a sample from the individual; detecting tissu...
01/17/2006
6881821Hepatitis-C virus type 4, 5, and 6
Newly elucidated sequences of hepatitis C virus type 4 and type 5 are described, together with those of a newly discovered type 6. Unique type-specific sequences in the NS4, NS5 and core regions enable HCV detection and genotyping into types 1 to 6. Antigenic peptid...
04/19/2005
6861212NANBV diagnostics and vaccines
A family of cDNA sequences derived from hepatitis C virus (HCV) are provided. These sequences encode antigens which react immunologically with antibodies present in individuals with non-A non-B hepatitis (NANBH), but which are absent from individuals infected with h...
03/01/2005
6849720Monoclonal antibodies to the human LDL receptor, their production and use
There are provided monoclonal antibodies to the LDL receptor which are useful for the identification and purification of LDL and in treatment of e.g. hepatitis C infection. ...
02/01/2005
6696242Recombinant proteins of a Pakistani strain of hepatitis E and their use in diagnostic methods and vaccines
A strain of hepatitis E virus from Pakistan (SAR-55) implicated in an epidemic of enterically transmitted non-A, non-B hepatitis, now called hepatitis E, is disclosed. The invention relates to the expression of the whole structural region of SAR-55, desig...
02/24/2004
6692907Conserved motif of hepatitis C virus E2/NS1 region
The hypervariable region (E2HV) of the putative hepatitis C virus (HCV) glycoprotein E2/NS1, between about amino acid 384 to about amino acid 414, is a rapidly evolving region of HCV, and is likely to be under positive immune selection. A newly discovered...
02/17/2004
6632682One-step immunoassay for the determination of antigen-specific antibodies of one of the immunoglobulin classes A, M, D, or E, and an agent suitable for this purpose
An immunochemical method for the determination of antibodies which are specific for an antigen and are of one of the immunoglobulin classes: A, M, D or E in a fluid, with this fluid being contacted with a solid phase to which the antibodies against this i...
10/14/2003
6610471Methods and compositions to investigate infection by hepatitis B virus and agents to prevent and treat the infection
Methods and compositions that use the hepatitis B virus genome, and fragments or extensions, in a baculovirus vector, to develop anti-HBV agents and to drive high-level expression of a desired gene in a cell of hepatic origin....
08/26/2003
6596476Hepatitis C assay
The present invention provides an improved assay for detecting the presence of an antibody to an HCV antigen in a sample by contacting the sample with at least one polypeptide containing at least one epitope of an HCV antigen. Preferred assay formats incl...
07/22/2003
6576417Synthetic antigens for the detection of antibodies to hepatitis C virus
Peptide sequences are provided which are capable of mimicking proteins encoded by HCV for use as reagents for screening of blood and blood products for prior exposure to HCV. The peptides are at least 5 amino acids long and can be used in various specific...
06/10/2003
6541198Antibodies and other binding molecules specific for hepatitis B viral antigens
The present invention relates to antibodies and other binding molecules specific for hepatitis B viral antigens (HBV), peptides comprising epitopes recognized by such molecules, and cell lines capable of producing antibodies. The invention is further conc...
04/01/2003
6489131Interference reduction by rheumatoid factors
The invention concerns a method for the determination of an analyte in which rheumatoid factors or rheumatoid-factor-like substances are added as an interference reducing reagent to reduce of avoid a hook effect. The invention in addition concerns suitabl...
12/03/2002
6482602Reagent for the detection of Staphylococcus aureus by agglutination
Reagents and methods for the detection of Staphylococcus aureus are provided. The reagents contain an antibody that binds to a capsular polysaccharide of type 5 of Staphylococcus aureus, and can be used in methods for detection of oxacillin resistant Stap...
11/19/2002
6451578Non-A, non-B, non-C, non-D, non-E hepatitis reagents and methods for their use
Hepatitis GB Virus (HGBV) nucleic acid and amino acid sequences useful for a variety of diagnostic and therapeutic applications, kits for using the HGBV nucleic acid or amino acid sequences, HGBV immunogenic particles, and antibodies which specifically bi...
09/17/2002
6416944Methods of typing hepatitis C virus and reagents for use therein
The claimed invention provides methods of detecting and typing HCV using nucleic acid molecules encoding type specific and type-cluster specific epitopes. The nucleic acid molecules flanking regions encoding type specific or type cluster specific epitopes...
07/09/2002
6403298Method and apparatus for urine self-test intended for use in a toilet
A method and apparatus for urine self testing wherein the apparatus is placed directly into the toilet after urination which avoids the direct placement and retention of an apparatus in the stream of urine as is common with urine testing devices. The appa...
06/11/2002
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
6379886Diagnostic regeant for hepatitis C virus infection
A diagnostic reagent for hepatitis C virus infection obtained by sensitizing a solid phase with HCV antigen and a conjugated antigen prepared by chemical bonding of HCV antigen and a carrier protein, and a method of diagnosing hepatitis C virus infection,...
04/30/2002
6322965Chimera antigen peptide
A chimera antigen peptide containing the epitope regions in the core region, the NS3 region, and the NS4 region of the HCV polypeptide. A sensitive detection of a wide range of infection by hepatitis C virus (HCV) can be carried out....
11/27/2001
6312889Combinations of hepatitis c virus (HCV) antigens for use in immunoassays for anti-HCV antibodies
Combinations of HCV antigens that have a broader range of immunological reactivity than any single HCV antigen. The combinations consist of an antigen from the C domain of the HCV polyprotein, and at least one additional HCV antigen from either the NS3 do...
11/06/2001
6306579Recombinant antigen from the NS3 region of the hepatitis C virus
The present invention concerns a polypeptide which is composed of the amino acids 1207&#b1;10 to 1488&#b1;10 of a hepatitis C virus and of less than 20 foreign amino acids and the use of this polypeptide as an antigen in an immunological test....
10/23/2001
6303292Immunoreactive polypeptide compositions
This invention relates generally to immunoreactive polypeptide compositions comprising hepatitis type C viral epitopes, methods of using the compositions in immunological applications, and materials and methods for making the compositions...
10/16/2001
6300139FTCD antigen
The present invention relates to FTCD antigen which is liver specific to serve as a diagnostic tool for Autoimmune Hepatitis type II. There is provided a human liver specific FTCD antigen recognized by LC1 antibodies which essentially consists in the amin...
10/09/2001
6287761Synthetic antigens for the detection of antibodies to hepatitis C virus
Peptide sequences are provided which are capable of mimicking proteins encoded by HCV for use as reagents for screening of blood and blood products for prior exposure to HCV. The peptides are at least 5 amino acids long and can be used in various specific...
09/11/2001
6251584Specific binding assays using methyl orange
The present invention relates to a method for improving the specificity of a specific binding assay by adding methyl orange to a coating solution in an amount sufficient for improving specificity of an immunoassay conducted using said coating. The present...
06/26/2001
6235284Synthetic polypeptides belonging to the hepatitis C virus (HCV) and which can be used especially for detecting the latter
The invention relates to a polypeptide comprising a peptide sequence belonging to the sequence of the first 62 amino acids of the terminal part of the CORE (or capsid) protein of the human hepatitis C virus (HCV), the polypeptide comprising either an isol...
05/22/2001
6156499Methods for detecting antibodies to HAV 3C proteinase
The present invention discloses methods for detecting antibodies to HAV 3C proteinase. These methods can distinguish an individual with a natural infection from one who has been vaccinated with an inactivated vaccine and are thus of utility in the diagnos...
12/05/2000
6143510Measuring method using whole blood sample
A method for quantitatively measuring analyte in an undiluted whole blood sample is disclosed which involves contacting an undiluted whole blood sample comprising the analyte with magnetically-responsive particles which comprise a first partner which is c...
11/07/2000
6027874Immunoenzymatic conjugate, method for its productions, applications thereof
Immunoenzymatic conjugate consisting of glycosylated labelling enzymes in copolymer form and substances having immunological activity. Method for the production of the conjugates according to the invention and use of the said conjugates in diagnostic kits....
02/22/2000
6022685Methods and compositions for detecting anti-hepatitis E virus activity
The present invention provides antigenic peptides and polypeptides of hepatitis E virus. Also provided are mixtures of conjugated and unconjugated peptides of the present invention. Methods of detecting hepatitis E viral infection in a subject using the p...
02/08/2000
6007982Synthetic antigens for the detection of antibodies to hepatitis C virus
Peptide sequences are provided which are capable of mimicking proteins encoded by HCV for use as reagents for screening of blood and blood products for prior exposure to HCV. The peptides are at least 5 amino acids long and can be used in various specific...
12/28/1999
6004561High level expression of polypeptide that contains modified preS1 region of hepatitis B virus large antigen
The present invention relates to methods of producing recombinant molecules including the nucleotide sequence for the structure of the preS1 region of the surface glycoprotein of the hepatitis B virus, and to compositions of the molecules. Compositions of...
12/21/1999
5989865Hepatitis B vaccine
A variant HBsAg protein of fragment thereof displaying the antigenicity of Hepatitis B virus surface antigen is dicslosed, in which the variant protein of fragment thereof (vHBsAg) comprises a modified `a` determinant in which there is an amino acid other...
11/23/1999
5935778Method for serological typing using type-specific antigens
The invention concerns a method for typing antibodies in a sample liquid by means of type-specific antigens and in particular a method for typing antibodies to the hepatitis C virus and peptide antigens suitable for this....
08/10/1999
5925512Hepatitis B virus mutants, reagents and methods for detection
Mutant Hepatitis B Virus (HBV) nucleic acid sequences useful for a variety of diagnostic and therapeutic applications, kits for using the HBV nucleic acid sequences, HBV immunogenic particles, and a method for producing antibodies to HBV. Also provided ar...
07/20/1999
5922532Synthetic antigens for the detection of antibodies to hepatitis C virus
Peptide sequences are provided which are capable of mimicking proteins encoded by HCV for use as reagents for screening of blood and blood products for prior exposure to HCV. The peptides are at least 5 amino acids long and can be used in various specific...
07/13/1999
5910404Synthetic antigens for the detection of antibodies to hepatitis C virus
Peptide sequences are provided which are capable of mimicking proteins encoded by HCV for use as reagents for screening of blood and blood products for prior exposure to HCV. The peptides are at least 5 amino acids long and can be used in various specific...
06/08/1999
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