Pak. J. Bot., 42(6): 4281-4284, 2010.

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ANTIMICROBIAL SCREENING OF SOME MEDICINAL PLANTS OF PAKISTAN

Noor JAhan*¹, Mansoor Ahmad², Mehjabeen³, M. ZIA-Ul-Haq², S. Mehboob alam⁴ and MAHMOOD QURESHI²

Abstract: Methanolic extracts of Thuja occidentalis, Vernonia anthelmintica, Dryopteris chrysocoma and Trachyspermum ammi were tested In vitro for their antibacterial and antifungal activities. Antibacterial study performed against six bacteria viz., Escherichia coli, Citrobacter, Shigella flexenari, Yersinia aldovae, Staphylococcus aureus and Pseudomonas aeruginosa indicated that has 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. The extracts showed significant results against different fungal strains.

¹Department of Pharmacology, Dow University of Health Sciences Karachi, Pakistan

²Department of Pharmacognosy, University of Karachi, Karachi-75270, Pakistan

³Department of Pharmacology, Federal Urdu University of Arts, Science & Technology, Karachi-75300, Pakistan

⁴Department of Pharmacology, Jinnah Post Graduate Medical Center Karachi