AUTHOR=Xiang Tian , Li Haiying , Wang Xiaowei , Su Danke TITLE=Melanocortin-1 receptor expression as a predictive factor for postoperative outcomes in melanoma patients: a retrospective study JOURNAL=Frontiers in Immunology VOLUME=Volume 16 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2025.1570502 DOI=10.3389/fimmu.2025.1570502 ISSN=1664-3224