Mehedi, S. et al. 2025. Cytoplasmic Darkness and PDIA3 Expression as Morphological and Molecular Indicators of Bovine Oocyte Competence for In Vitro Embryo Production: Cytoplasmic Darkness and PDIA3 in Bovine Oocytes. Research in Agriculture Livestock and Fisheries. 12, 2 (Sep. 2025), 149–160. DOI:https://doi.org/10.3329/ralf.v12i2.83427.