| 摘要 |
The novel decapeptide amide derivatives of the formula (Pyr)Glu-His-Trp-Ser-R1-R2-R3-Arg-Pro-Gly-NH2 wherein R1 is Tyr or Phe; R2 is D-Nle, D-Nva, D-Abu, D-Phe, D-Ser, D-Thr or D-Met and R3 is Leu, Ile or Nle have a strong ovulation inducing activity. |
