the rabbit serum binding proteins have an affinity for gh similar to the membrane gh receptors [ for human gh , ka = 2.45 ( +/- 0.15 ) x 10 ( 9 ) m-1 ( mean +/- s.e.m. , n = 8 ) ] and high capacity relative to membrane 'gh receptors ' .
C0037663
gh
C0169964
human gh