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ÌâÄ¿ÊÇWithanolide biosynthesis recruits both mevalonate and DOXP pathways of isoprenogenesis in Ashwagandha Withania somnifera L. (Dunal)
ʱ¼äÊÇ2012 Oct;31(10):1889-97. doi: 10.1007/s00299-012-1302-4. Epub 2012 Jun 26.
×÷ÕßÊÇChaurasiya ND, Sangwan NS, Sabir F, Misra L, Sangwan RS.
Abstract
Withanolides are pharmaceutically important C(28)-phytochemicals produced in most prodigal amounts and diversified forms by Withania somnifera. Metabolic origin of withanolides from triterpenoid pathway intermediates implies that isoprenogenesis could significantly govern withanolide production. In plants, isoprenogenesis occurs via two routes: mevalonate (MVA) pathway in cytosol and non-mevalonate or DOXP/MEP pathway in plastids. We have investigated relative carbon contribution of MVA and DOXP pathways to withanolide biosynthesis in W. somnifera. ¡£¡£¡£¡£¡£¡£
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