Enhancing tenderness of Nelore (Bos indicus) beef through high-intensity ultrasound and papain: An integrative instrumental, microstructural, and sensory evaluation - Sarah Mafeis de Jesus; João Pedro Sousa do Vale; Murilo Ferreira Galliani; Chimenes Darlan Leal de Araújo; Maria Patricia Pereira Castro; Nilda Doris Montes Villanueva; Miriam Mabel Selani; Carmen Josefina Contreras Castillo (Meat Science, 2026)