摘要 |
PROBLEM TO BE SOLVED: To provide a measuring method of influenza A virus by an immunoassay using an anti-influenza A virus monoclonal antibody which is highly reactive to a wide range of subtypes.SOLUTION: A measuring method of influenza A virus includes measuring influenza A virus by an immunoassay using an antigen-antibody reaction between monoclonal antibody which specifically reacts with matrix protein (M1) of influenza A virus or its antigen binding fragment, and the influenza A virus in a specimen. |