title: Isolation and antitumor activity of cyclic hexapeptides isolated from Rubiae radix.
mesh_terms: D000818:Animals; D000972:Antineoplastic Agents, Phytogenic / Q000302:isolation & purification*; D051379:Mice; D009842:Oligopeptides / Q000302:isolation & purification / Q000494:pharmacology; D010456:Peptides, Cyclic / Q000302:isolation & purification* / Q000494:pharmacology
chemical_list: D000972:Antineoplastic Agents, Phytogenic; D009842:Oligopeptides; D010456:Peptides, Cyclic