Molecular characterization of two A-type P450 s, WsCYP98A and WsCYP76A from Withania somnifera (L.) Dunal: expression analysis and withanolide accumulation in response to exogenous elicitations - Rana, S; Bhat, W W; Dhar, N; Pandith, S A; Razdan, S; Vishwakarma, R; Lattoo, S K (BMC Biotechnol, 2014)