Peptides Containing The Sequence (asp-a-gly-pro-tyr-b-met- Glu-his Phe-arg-trp-gly- Ser-pro-pro-lys-asp-oh), A Being Glu Or Ser, B Being Lys Or Arg, E.g., B-melanotropins Or Related Peptides (c07k-99/78) Patents (Class 930/DIG760)