PROCEDURE FOR MODULATION OF THE PROLIFERATION OF MEDULAR THYROID CARCINOMA CELLS.

摘要

A compound of the formula: cycle [Tic-Tyr D-Trp-Lys-Abu-Phe]; D-Nal-cycle [Cys-Tyr-D-Trp-Lys-Val-Cys] -Thr-NH2; 4- (2-hydroxyethyl) -1-piperazinylacetyl-D-Phe-cycle (Cys-Tyr-D-Trp-Lys-Abu-Cys) -Thr-NH2; and 4- (2-hydroxyethyl) -1-piperazine-2-ethanesulfonyl-D-Phe-cycle (Cys-Tyr-D-Trp-Lys-Abu-Cys) -Thr-NH2, or a pharmaceutically acceptable acid addition salt thereof.