Epithelial cell fusion is required for tissue repair following UV-A irradiation
Minqi Shen, Lillie G. Mitchell, Lydia W. Boer, Lydia M. Bischoff, Vicki P. Losick
This study shows that cell fusion is essential for tissue repair after UV-A irradiation in fruit flies, generating multinucleated polyploid cells that depend on caspase activation.
Proceedings of the National Academy of Sciences · May 26, 2026Peer-reviewedCell Biology