AUTHOR=Zhao Qirui , Li Shan , Krall Leonard , Li Qianyu , Sun Rongyuan , Yin Yuqi , Fu Jingyi , Zhang Xu , Wang Yonghua , Yang Mei TITLE=Deciphering cellular complexity: advances and future directions in single-cell protein analysis JOURNAL=Frontiers in Bioengineering and Biotechnology VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/bioengineering-and-biotechnology/articles/10.3389/fbioe.2024.1507460 DOI=10.3389/fbioe.2024.1507460 ISSN=2296-4185