In-vitro bacterial activities of aqueous extracts and crude extracts of allium sativum var. ophioscorodon (hard-neck garlic) and allium sativum var. sativum (soft-neck garlic) against klebsiella pneumoniae and staphylococcus aureus/

Lopez, Shamae C., et.al.

In-vitro bacterial activities of aqueous extracts and crude extracts of allium sativum var. ophioscorodon (hard-neck garlic) and allium sativum var. sativum (soft-neck garlic) against klebsiella pneumoniae and staphylococcus aureus/ Shamae C. Lopez; Nicolette Zoe V. Calatraba; Marinel M. Clemen; Maria Maika S. Gucor; Remedios G. Gumapac; Nina Angela S. Piloton; Jann Eileen A. Tunga.--

In-vitro bacterial activities of aqueous extracts and crude extracts of allium sativum var. ophioscorodon (hard-neck garlic) and allium sativum var. sativum (soft-neck garlic) against klebsiella pneumoniae and Staphylococcus aureus. Phytochemical screening revealed compounds like terpenoids, cardiac glycosides and saponins. Using the broth dilution method, and results were compared with tetracycline and ampicillin. Both extracts showed antibacterial effects at 100%, 85%, and 65%, but only the hard-neck variety was effective at 35% (p <0.001). Results indicated a concentration-dependent response, with the hard-neck garlic exhibiting stronger antibacterial effects, especially at lower concentrations, suggesting its potential as a natural antibacterial agent.

College of Health Sciences Bachelor of Science in Medical Technology


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