Profile: Krishgen BioSystems is a biotechnology company providing tools for diagnostics and research. We manufacture, market and sell eclectic range of products including molecular biology reagents, immunoassays, cells, medias & other culture reagents, glycobiology tools, toxicology screening reagents & multi-disciplinary custom services. We meet the needs of our pharmaceutical & clinical customers by providing a range of research use kits that are useful for researchers in drug development & pre-clinical studies and in offering fully-optimized & validated products for ensuing preclinical & clinical studies. Our cytokine Elisa kits are effective tool for disease research, drug discovery & development, and molecular diagnostic test development. Our Medizym® anti-CCP Ref is used for the quantitative determination of IgG antibodies against cyclic citrullinated peptides (CCP) in human sera. Rheumatoid arthritis (RA) is often diagnosed by the measurement of rheumatoid factors (RF). The rheumatoid factor is an antibody directed against the Fc-region of IgG.