AUTHOR=Song Meijun , Jia Bingke , Dai Dinghui , Xu Xiaoli , Cao Jiaxue , Guo Jiazhong , Wang Linjie , Zhong Tao , Zhan Siyuan , Li Li , Zhang Hongping TITLE=Effect of chitosan on buck semen quality and semen plasma metabolites during low-temperature storage JOURNAL=Frontiers in Veterinary Science VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/veterinary-science/articles/10.3389/fvets.2025.1544234 DOI=10.3389/fvets.2025.1544234 ISSN=2297-1769