Open Access Research Paper Views (906) Screening of antibacterial, antifungal and cytotoxic activities of Polygonum hydropiper L. stem extracts Mohammad Faruk Hasan, Mohammad Motiur Rahman Int. J. Biosci. 1(6), 47-53, December 2011. Keywords: Antibacterial and antifungal activities, Cytotoxicity, Polygonum hydropiper, Stem extract Details