| Literature DB >> 19228002 |
Marion Gabant1, Isabelle Schmitz-Afonso, Jean-François Gallard, Jean-Louis Menou, Dominique Laurent, Cécile Debitus, Ali Al-Mourabit.
Abstract
Three new pregnanes, ptilosteroid A (1), ptilosteroid B (2), and ptilosteroid C (3), and two new pregnane glycosides, ptilosaponoside A (4) and ptilosaponoside B (5), were isolated from the marine sponge Ptilocaulis spiculifer collected in the Solomon Islands. The structures were determined by spectroscopic methods. Biological tests of these compounds showed that they are not cytotoxic against KB cells.Entities:
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Year: 2009 PMID: 19228002 DOI: 10.1021/np800758c
Source DB: PubMed Journal: J Nat Prod ISSN: 0163-3864 Impact factor: 4.050