Tetrahymanol from the phototrophic bacterium Rhodopseudomonas palustris: first report of a gammacerane triterpene from a prokaryote Kleemann, Gisela and Poralla, Karl and Englert, Gerhard and Kjøsen, Helge and Liaaen-Jensen, Synnve and Neunlist, Serge and Rohmer, Michel,, 136, 2551-2553 (1990), doi = https://doi.org/10.1099/00221287-136-12-2551, publicationName = Microbiology Society, issn = 1350-0872, abstract= Tetrahymanol, a rare triterpene from the gammacerane series, previously detected only in a few scattered eukaryotic taxa, has been isolated for the first time from the phototrophic bacterium Rhodopseudomonas palustris. This extends the significance of geochemical markers from this series, which are abundant in marine sediments and palaeohypersaline environments., language=, type=