PCT No. PCT/GB93/01173 Sec. 371 Date Nov. 21, 1994 Sec. 102(e) Date Nov. 21, 1994 PCT Filed Jun. 2, 1993 PCT Pub. No. WO93/24531 PCT Pub. Date Dec. 9, 1993The present invention provides antibodies for use in a method of immunoassay being antibodies specific to the polypeptide consisting of amino acids 1-76 (SEQ ID NO:1) of N-terminal brain natriuretic factor BNP(1-76). Also provided are methods and kits for the diagnosis or prognosis of conditions in which BNP(1-76) is a diagnostic or prognostic indicator, such as heart failure or hypervolemia.
BNP antibody and immunoassay using it