Viral contamination in cell culture: analyzing the impact of Epstein Barr virus and Ovine Herpesvirus 2 - Bastawecy, Iman M.; Abdelmonem, Mohamed; Afify, Ahmed F.; Saad, Norazalina; Shirosaki, Yuki; Abdullah, Che Azurahanim Che; El Naggar, Rania F.; Rohaim, Mohammed A.; Munir, Muhammad (Frontiers in Microbiology, 2025)