Abstract: Provided are a detection method for a myriad of proteins involved in an autoimmune disease with high sensitivity and high efficiency, and an analysis method for data resulting from the detection method. In order to construct the detection method and analysis method, there is provided means for comprehensively analyzing the proteins involved in an autoimmune disease by bringing a mammal-derived protein expressed in a cell-free protein synthesis system into contact with a sample derived from a patient with an autoimmune disease to detect autoantibody production, and subjecting the detected data to statistical analysis processing, and further, gene ontology analysis and/or pathway analysis.

Abstract: Methods and kits for measuring a component to be measured by reacting the component in the presence of a fatty acid alkanolamide, with a first antibody which binds to the component, then reacting a labeled second antibody that binds to the component so as to form an immunocomplex comprising the first antibody, the component and the labeled second antibody. The amount of the label in the formed immunocomplex is measured and correlated to the amount and concentration of component.

Abstract: The present invention relates to peptides biomarkers that are specifically recognized by autoantibodies present in the sera of patients with Rheumatoid Arthritis (RA). More specifically, the invention provides epitopes of PAD4, of BRAF, and of calpastatin as well as methods and kits for using these sequences for the diagnosis of RA, in particular for the diagnosis of RA in CCP-negative subjects.

Abstract: The present invention relates, in general, to biomarkers of musculoskeletal disease and, in particular, to methods of diagnosing musculoskeletal disease, and/or predicting disease progression, by assaying for such biomarkers. The invention further relates to compounds and compositions suitable for use in such methods.

Abstract: The invention relates to agglutination assays and related kits, reagents and devices. In particular methods of assaying small analytes having few epitopes are disclosed, by means of using hub moieties to which multiple analytes may be bound by a first epitope, together with a further moiety capable of binding a second analyte epitope and which is also capable of binding to a detectable particle. Stable agglutinated complexes may be so formed, which may used as the basis for various assay formats.

Abstract: A method for diagnosing a cardiac disorder by detecting levels of cardiac-specific membrane polypeptides in tissue samples.

Abstract: A hybridoma cell line ST03 having China Center for Type Culture Collection (CCTCC) accession number C2013187, a monoclonal antibody against aflatoxin biosynthetic precursor ST produced by the hybridoma cell line ST03, and the use of the monoclonal antibody. The hybridoma cell line ST03 can be used for preparing a high-titer monoclonal antibody against aflatoxin biosynthetic precursor ST, and the titer of mouse ascites antibody against aflatoxin biosynthetic precursor ST determined by enzyme linked immunosorbent assay (ELISA) can reach 6.4×105. The monoclonal antibody against aflatoxin biosynthetic precursor ST has high sensitivity, has 50% inhibiting concentration IC50 to aflatoxin biosynthetic precursor ST of 0.36 ng/mL, has no cross reaction with all of aflatoxin B1, aflatoxin B2, aflatoxin G1, and aflatoxin G2, and can be used for the content determination of aflatoxin biosynthetic precursor ST.

Abstract: Aflatoxin M1 nanobody 2014AFM-G2 has the amino acid sequence of SEQ ID NO:7, and is encoded by the gene sequence of SEQ ID NO:8. The aflatoxin M1 nanobody 2014AFM-G2 obtained via screening has the properties of tolerance to organic reagents, tolerance to high temperature, tolerance to acids and bases and the like, and good stability. The aflatoxin M1 nanobody 2014AFM-G2 has 50% inhibiting concentration IC50 to aflatoxin M1 of 0.208 ng/mL, and has cross reaction rates with aflatoxin B1, B2, G1, G2 are 9.43%, 5.93%, 4.87% and 6.17%, respectively.

Abstract: A membrane-based assay device, methods and kits for determining the presence or quantity of an analyte in a test sample are provided. The immunochromatographic device comprises a membrane having a capture antibody bound thereto at a test zone, wherein the capture antibody is capable of binding with an analyte, in particular a Z-AAT protein present in a sample from a PiZ gene carrier.

Abstract: The present invention provides a method for quantifying modified peptides in a sample, the method comprising: (a) obtaining peptides from the sample; (b) adding reference modified peptides to the peptides obtained in step (a) to produce a mixture of peptides and reference modified peptides; (c) carrying out mass spectrometry (MS) on said mixture of peptides and reference modified peptides to obtain data relating to the peptides in the sample; and (d) comparing the data relating to the peptides in the sample with data in a database of modified peptides using a computer program; wherein the database of modified peptides is compiled by a method comprising: (i) obtaining peptides from a sample; (ii) enriching modified peptides from the peptides obtained in step (i); (iii) carrying out liquid chromatography-tandem mass spectrometry (LC-MS/MS) on the enriched modified peptides obtained in step (ii); (iv) comparing the modified peptides detected in step (iii) to a known reference database in order to identify the mo

Abstract: An immunoassay method comprising: forming, on a solid phase, a complex comprising a measurement substance in a sample, an alkaline phosphatase (ALP) labeling substance capable of binding to the measurement substance, and a first binding substance which is capable of binding to the measurement substance by antigen-antibody reaction and is capable of binding to the solid phase; reacting ALP in the ALP-labeling substance bound to the measurement substance in the complex, with a substrate for ALP contained in a substrate solution, in the presence of an auxiliary reagent solution comprising an inhibitor for inhibiting an endogenous ALP; and detecting a reaction product produced by the reaction between ALP and the substrate.

Abstract: The present invention relates to methods and compositions for monitoring, diagnosis, prognosis, and determination of treatment regimens in subjects suffering from or suspected of having a renal injury. In particular, the invention relates to using a plurality of assays configured to detect a kidney injury marker as diagnostic and prognostic biomarkers in renal injuries.

Abstract: Disclosed is an immunoassay method whereby a 5.9 kDa peptide which results from the degradation of the ?-E chain and ? chain of human fibrinogens and which is used as a peptide marker for diagnosing hepatic disease can be specifically assayed in a biological sample containing contaminating peptides by bringing antibodies that recognize the N terminal of said peptide marker and antibodies that recognize the C terminal of said peptide marker into contact with said peptide marker, forming immune complexes of said peptide marker and the two antibodies, and immunoassaying the obtained immune complexes.

Abstract: The present disclosure provides methods involving use of BIN1 protein levels in biological fluid of a subject in evaluating cardiac health of the subject. The method provided herein may be used to predict a risk of a poor outcome in a subject. The methods also find use in evaluating subjects for assessing patients diagnosed with heart failure. These methods are also useful in assessing therapy options and efficacy of treatment in heart failure patients.

Abstract: An entity of a Th2 adjuvant activity in mother's milk has been revealed as coenzyme A by HPLC and mass spectrometry. The followings have been found out that: a risk of developing atopic dermatitis can be evaluated by targeting coenzyme A; and any one of a food and mother's milk with a reduced risk of developing atopic dermatitis can be prepared by removing or inactivating coenzyme A.

Abstract: A method for performing homogeneous immunoassay formats with electrochemical detection in solution includes combining two different conjugates as reagents with a sample or a sample/buffer mixture, one conjugate including a redox marker and an analyte molecule and the second conjugate including an anti-redox marker antibody or a specifically binding fragment thereof and a molecule specifically binding the analyte.

Abstract: The present invention relates to the use of preparations for stabilizing isolated proteins. In particular, the use of such a preparation for stabilizing receptors in biochemical sensors is disclosed. The invention in addition relates to biochemical sensors containing such preparations.

Abstract: A method for evaluating the quality of a blood sample, comprising the steps of: mixing labeled anti-cortisol antibodies with a blood sample to be subjected, to conduct the antigen-antibody reaction of the labeled anti-cortisol antibody with cortisol contained in the blood sample, developing a mixture obtained in the above step on an immunochromatographic test strip having a substrate on which cortisol is immobilized to cause the antigen-antibody reaction of the labeled anti-cortisol antibodies which are free in the mixture with the cortisol immobilized on the substrate, thereby bonding the antibody to the cortisol, determining the amount of the labeled anti-cortisol antibodies bonded to the cortisol in the above step, and evaluating whether or not the blood sample has a quality suitable for suprarenal vein sampling test on the basis of the amount of the labeled anti-cortisol antibodies determined in the above step.

Abstract: The present invention relates to a method of detecting a target antibody, particularly a target autoantibody, in a sample, using a small molecule fluorophore-labelled target antigen, or a functional fragment, functional variant or functional derivative thereof that specifically binds to the target antibody. Detection is typically carried out using immunodiffusion or immunoelectrophoresis. The invention also relates to methods of diagnosing disease, particularly autoimmune disease, using small molecule fluorophore labelled target antigens and autoantigens. Small molecule fluorophore labelled target antigens, including autoantigens, are also disclosed, as are uses such.

Abstract: The present invention provides methods for diagnosing a venous thromboembolism or intracardiac thrombi in an individual in need of such treatment. A representative method of the present invention comprises the steps of: obtaining a plasma sample from said individual; determining the baseline level of D-dimer in said sample; contacting said sample with a compound that catalyzes the conversion of plasminogen into plasmin; and measuring the level of D-dimer is said sample after administering or contacting said sample with a compound that catalyzes the conversion of plasminogen into plasmin, wherein a significantly greater concentration of D-dimer after contact with a compound that catalyzes the conversion of plasminogen into plasmin than prior to contact with a compound that catalyzes the conversion of plasminogen into plasmin indicates that said individual has pulmonary embolism or venous thromboembolism.