BIODEGRADATION OF CHICKEN FEATHER WASTE USING BACILLUS SUBTILIS FOR THE PRODUCTION OF KERATINASE, ITS PURIFICATION AND IMMOBILIZATION WITH POLY (VINYL ALCOHOL)-ASSISTED SILVER NANO-PARTICLES. Journal of Medical & Health Sciences Review, [S. l.], v. 2, n. 3, 2025. DOI: 10.62019/3k4xf642. Disponível em: https://jmhsr.info/index.php/jmhsr/article/view/562. Acesso em: 23 mar. 2026.