investigation of the pharmacological specificity of the binding sites showed that somatostatin-28 , but not its n-terminal dodecapeptide , somatostatin-28 ( 1-12 ) or des-ala1 [ gly2 , lys4 , asn5 , thr12 , ser13 ] somatostatin displaced [ 3h ] somatostatin .
C0074854
somatostatin-28
C0037659
somatostatin