What is another word for precipitin?
Pronunciation: [pɹɪsˈɪpɪtˌɪn] (IPA) 
Precipitin is a term used in immunology to describe an antibody that reacts specifically with and precipitates an antigen from a solution. It is also known as precipitating antibody. Some synonyms for the word precipitin include immunoprecipitation antibody, antigen-binding antibody, and cross-linking antibody. Other related terms include agglutinin, which describes an antibody that causes clumping of cells or particles following the binding of antigen, and complement-fixing antibody, which is an antibody that triggers the complement system, a series of proteins that amplify the immune response. Precipitin and its synonyms play an important role in laboratory research and diagnostics, helping scientists to identify and isolate specific antigens in biological samples.
