AUTHOR=Min Xiangzhen , Ma Yan , Lv Mingyue , Li Xiaoxi , Lv Renjun , Zhao Xiaoyong , Leng Yufang TITLE=Exploring the possible mechanism of low-dose naloxone exposure improving the immune microenvironment of gastric cancer tumors JOURNAL=Frontiers in Immunology VOLUME=Volume 16 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2025.1524930 DOI=10.3389/fimmu.2025.1524930 ISSN=1664-3224