Ultrastructure and androgen analysis during sex inversion of Brycon orbignyanus reared in captivity - Quirino, Patricia Postingel; Delgado, Maria Luiza Ribeiro; Gomes-Silva, Luciane; Branco, Giovana Souza; Moreira, Renata Guimarães; Ninhaus-Silveira, Alexandre; Veríssimo-Silveira , Rosicleire (Fish Physiology and Biochemistry, 2025)