Cytostatic activity of chlamydocin, a rapidly inactivated cyclic tetrapeptide.

Animals Antibiotics, Antineoplastic/administration & dosage,therapeutic use,toxicity Carcinoma 256, Walker/drug therapy Carcinoma, Ehrlich Tumor/drug therapy Cell Count Cell Division/drug effects Ethers, Cyclic/administration & dosage,therapeutic use,toxicity Hot Temperature In Vitro Techniques Injections, Intra-Arterial Injections, Intraperitoneal Injections, Intravenous Lethal Dose 50 Leukemia L1210/drug therapy Mast-Cell Sarcoma/drug therapy Mice Neoplasms, Experimental/drug therapy Peptides, Cyclic/administration & dosage,therapeutic use,toxicity Rats

Antibiotics, Antineoplastic Ethers, Cyclic Peptides, Cyclic