Preliminary Screening of the Antibacterial and Synergistic Effects of Psidium guajava, Piper betle, and Senna alata Leaf Extracts Against Environmental Bacteria ; N/A

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Název: Preliminary Screening of the Antibacterial and Synergistic Effects of Psidium guajava, Piper betle, and Senna alata Leaf Extracts Against Environmental Bacteria ; N/A
Autoři: Dela cruz, Rhian Denisse, Dela Cruz, Dionne Iowa, Salazar, Ashley Nicole
Informace o vydavateli: Zenodo
Rok vydání: 2025
Sbírka: Zenodo
Témata: Plant Extracts/therapeutic use
Popis: This research explores the antibacterial and synergistic effects of Psidium guajava (guava), Piper betle (betel), and Senna alata (acapulco) leaf extracts against environmental bacteria collected from soil, yogurt, and unwashed surfaces. Using the agar disk diffusion method, the extracts were tested at varying concentrations (25%, 50%, 75%, and 100%) to evaluate bacterial inhibition. Guava extract exhibited moderate antibacterial activity, while the 75% combination of all three extracts demonstrated a potential synergistic effect, especially against Gram-negative bacteria. This study was conducted by senior high school STEM students at Marcelo H. Del Pilar National High School, located in Malolos, Bulacan, Philippines. It was originally presented during a student research colloquium and first published on OSF: https://osf.io/mzc7r/
Druh dokumentu: report
Jazyk: English
Relation: https://zenodo.org/records/15823930; oai:zenodo.org:15823930; https://doi.org/10.5281/zenodo.15823930
DOI: 10.5281/zenodo.15823930
Dostupnost: https://doi.org/10.5281/zenodo.15823930
https://zenodo.org/records/15823930
Rights: Creative Commons Attribution 4.0 International ; cc-by-4.0 ; https://creativecommons.org/licenses/by/4.0/legalcode ; Rhian Denisse V. Dela Cruz, Dionne Iowa S. Dela Cruz, and Ashley Nicole V. Salazar (2025)
Přístupové číslo: edsbas.A73EB65C
Databáze: BASE
Popis
Abstrakt:This research explores the antibacterial and synergistic effects of Psidium guajava (guava), Piper betle (betel), and Senna alata (acapulco) leaf extracts against environmental bacteria collected from soil, yogurt, and unwashed surfaces. Using the agar disk diffusion method, the extracts were tested at varying concentrations (25%, 50%, 75%, and 100%) to evaluate bacterial inhibition. Guava extract exhibited moderate antibacterial activity, while the 75% combination of all three extracts demonstrated a potential synergistic effect, especially against Gram-negative bacteria. This study was conducted by senior high school STEM students at Marcelo H. Del Pilar National High School, located in Malolos, Bulacan, Philippines. It was originally presented during a student research colloquium and first published on OSF: https://osf.io/mzc7r/
DOI:10.5281/zenodo.15823930