Protamine-2 protein abundance in Ongole Grade mature spermatozoa is unrelated to semen quality and DNA fragmentationBerlin Pandapotan Pardede, Wiwied Sawitri, Anny Amaliya, Muhammad Agil, Iman Supriatna, Ni Wayan Kurniani Karja and Cece SumantriBIO Web Conf., 162 (2025) 00006DOI: https://doi.org/10.1051/bioconf/202516200006