The effects of increasing dosages of narasin on ruminal fermentation patterns, bacterial community composition, and nutrient digestibility in beef cattle receiving feedlot diets. - Lelis ALJ; da Silva LAF; Casali DM; Leiva T; Rodrigues MC; Barroso JPR; Lasmar PVF; Tomaz CL; Barbosa AJ; Sartini CCF; de Souza JM; Millen DD (PloS one, 2026)