Et Al, 1987: Ecdysteroids from pfaffia iresinoides and reassignment of some carbon 13 nmr chemical shifts. Phytochemistry (oxford): 2505-2508 From crude drug ‘Brazil ginseng’, the roots of Pfaffia iresinoides, a large amount of ecdysterone has been isolated together with polypodine B and pterosterone. The ecdysterone content of each part of the plant was determined by […]
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