Partial purification from human serum of a specific binding protein for human growth hormone.


Following the recent identification and characterization of a highly specific binding protein(s) for human growth hormone (hGH) in human sera, we now report our initial studies on its purification. Outdated blood blank serum was first fractionated by ammonium sulphate precipitation. The majority of the binding activity appeared in the 30-45% saturation… (More)


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