chronic treatment with desenkephalin-gamma-endorphin ( de gamma e ) , a beta-endorphin fragment with neuroleptic-like properties , administered s.c. twice a day for 7 days at the dose of 10 micrograms/rat , restored the sensitivity to small doses of apomorphine in the hypophysectomized rats .
C0061041
gamma-endorphin
C0014242
endorphin