Karlson, P., in Vitamins and Hormones (edit. by Harris, R. S., Marrian, G. F., and Thimann, K. V.), 14, 227 (Academic Press, 1956). Hampshire, F., and Horn, D. H. S ...

There is also the presence of saponins, glycosides of high molecular mass, among which β-ecdysone stands out ([2β 3β 5β 22R]-2,3,14,20,22,25-hexahydroxy-colest-7-en -6-one), as it is found only in P.

Among active ingredients contained in this plant, the steroid β-ecdysone is the most important compound extracted from roots (Gomes et al., 2010). A study of the seasonal variation of β-ecdysone ...

Polyphosphate (polyP) exists in all life forms; however, its biological functions in metazoans are understudied. Here, we explored Drosophila as the first genetic model to explore polyP biology in ...