The Protective Effect of Sa-khan (Piper, Piperaceae) Against High Glucose-Induced Cytotoxicity in Human Proximal Tubular Epithelial Cells: http://www.doi.org/10.26538/tjnpr/v6i12.9. Trop J Nat Prod Res. 2022;6(12):1953-1956. Accessed January 9, 2026. https://tjnpr.org/index.php/home/article/view/1382