A centrin–Sfi1 myoneme fishnet powers ultrafast calcium-triggered contraction in the giant ciliate Spirostomum ambiguum - Joseph Lannan; Carlos Floyd; L. X. Xu; Peter M. Thompson; Connie Yan; Wallace F. Marshall; Suriyanarayanan Vaikuntanathan; Aaron R. Dinner; Jerry E. Honts; Saad Bhamla; Mary Williard Elting (Proceedings of the National Academy of Sciences, 2026)