AUTHOR=Zhang Chun-Lin , Ma Jing-Jie , Li Xiang , Yan Hai-Qing , Gui Yong-Kun , Yan Zhi-Xin , You Ming-Feng , Zhang Ping TITLE=The role of transcytosis in the blood-retina barrier: from pathophysiological functions to drug delivery JOURNAL=Frontiers in Pharmacology VOLUME=Volume 16 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2025.1565382 DOI=10.3389/fphar.2025.1565382 ISSN=1663-9812