Increased yield and {HEAD ~ purity} of the growth hormone is obtained by using {TAIL ~ controlled amounts} of polyethylene glycol as precipitating agent at pH = 4 6, preferably 4.5 5.0 and separating the precipitated fractions 
Increased yield and { HEAD ~ purity } of the growth hormone is obtained by using { TAIL ~ controlled amounts } of polyethylene glycol as precipitating agent at pH = 4 6 , preferably 4.5 5.0 and separating the precipitated fractions
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH