Extraction, Isolation and Chemical Identification of Piperine Alkaloid from White Pepper Seeds and its Antibacterial Activity. Journal of Pharmaceutical Negative Results, [S. l.], p. 1041–1046, 2022. DOI: 10.47750/pnr.2022.13.S01.124. Disponível em: https://www.pnrjournal.com/index.php/home/article/view/1071.. Acesso em: 8 jun. 2026.