Phytochemical Screening, Isolation of Flavonoids from Hellaenia speciosa (J.Koenig) S.R Dutta and Study of Its Antibacterial Activity In Vitro

Author(s): Debasish Singha Roy, Somnath De, Subhasish Maity, Writtik Maity and Dulal Chandra Das*

Abstract: Hellenia speciosa an important herbal to the tribal, not founded as vivid day up till now. Except few fragmentary findings no investigation in respect to phytochemical screening. And antibacterial activity of the present day have not been done keeping this point in mind phytochemical screening and anti-bacterial activity recently done against four bacteria (E. coli, S.typhi, S. aureus, K.pneumoniae ) using Acetone, Methanol, Petroleum Ether as organic solvent. Flavonoids as marker of phytochemicals identified for best results where Methanol extracts for S.typhi and Acetone extract for S.aureus showed excellent results rather than extract in Petroleum Ether.

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