| abstract |
(57) [Summary] [Objective] For a polypeptide derived from a hepatitis C virus structural protein, study of a vector expressing this polypeptide and a host cell system, and clinical detection of hepatitis C virus such as tissue staining. A wide range of useful antibodies, which can be obtained in large quantities and at low cost, and a method for producing the same. [Structure] A polypeptide containing the amino acid sequence represented by SEQ ID NO: 1 in the sequence listing is administered to birds as an antigen, and an antibody is obtained from the yolk in the laid eggs. |