Screening of ethanol extract of betel leaves for antibacterial activity against food borne pathogens
Ethanol extract of betel leaf was found to have antibacterial activity against Vibrio cholerae ATCC 6395, E. coli ATCC 25922, S. aureus ATCC 25923, E. coli O157:H7 NCTC 12049, and S. dysenteriae-1 MJ-84. Antibacterial activity of the betel leaf extract was compared with ciprofloxacin (30mg), that was considered as positive control (Fig 1).