Antimicrobial screening of some plants of medicinal importance

Methanolic extracts of solanum nigrum (leaves and seeds of both black and red varieties),elettaria cardamomum cuscuta reflexa andcinnamomum camphora were tested in vitro for their antibacterial and antifungal activities. antibacterial study performed against six bacteriaviz.,escherichia coli,citrobacter,shigella flexenari,staphylococcus aureus,pseudomonas aeruginosa and yersinia aldovae indicated thatinvestigated plants have potent activity against all microorganisms. the antifungal activity of these extracts was performed against six fungi,viz.,saccharomyces cereviciae,aspergillus parasiticus,trichophyton rubrum,macrophomina,fusarium solani and candida albicans. theextracts showed moderate as well as significant activity against different fungal strains.