| Literature DB >> 1394660 |
H Morita1, T Yamamiya, K Takeya, H Itokawa.
Abstract
Four new bicyclic hexapeptides, named as RA-XI, -XII, XIII and -XIV were isolated from Rubia cordifolia and showed potent antitumor activities against P-388. The structures were elucidated from spectroscopic and chemical evidences. RA-XII, XIII and -XIV were proved to be unique bicyclic hexapeptidic glucosides.Entities:
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Year: 1992 PMID: 1394660 DOI: 10.1248/cpb.40.1352
Source DB: PubMed Journal: Chem Pharm Bull (Tokyo) ISSN: 0009-2363 Impact factor: 1.645