ISSN: 0973-7510

E-ISSN: 2581-690X

S. Sumathi1 , S. Senthil Kumar2 and A. Leela Glory Bai3
1Biological and Bioinformatics Research Centre, Tiruchirappalli – 620 002, India.
2P.G. & Research Department of Botany, Jamal Mohammed College, Tiruchirappalli – 620 020, India.
3Department of Botany, N.K.R. Govt Arts College (W), Namakkal, Research & Development Centre, Bharathiyar University, Coimbatore – 641 046, India.
J Pure Appl Microbiol. 2011;5(1):323-328
© The Author(s). 2011
Received: 10/10/2010| Accepted: 24/11/2010 | Published: 30/04/2011
Abstract

The present study was carried out on Symphytum officinale L. for its phytochemical and antibacterial activity by Disc diffusion method using different solvents such as petroleum ether, ethyl acetate, chloroform, methanol, acetone and aqueous. Symphytum officinale L. leaf and root parts were taken in this study. Steroids, Triterpenoids, Reducing sugars, Sugars, Phenolic compounds, Flavonoids, Saponins and Tannins are present in both leaf and root extract of Symphytum officinale. The antibacterial activity of chloroform leaf extract of Symphytum officinale showed best results against Bacillus cereus. The antibacterial activity of the root extract of Symphytum officinale were studied by Disc diffusion method and it was found that methanol extract showed maximum inhibitory effect against the bacterium Proteus vulgaris and Staphylococcus aureus.

Keywords

Symphytum officinale L., Antibacterial activity,  Phytochemical Analysis

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