q-bio.MN2026-09-013 minarXiv:2609.90017PIF1: the guard that untangles knots and fans the flamesEvery time a cell divides, the protective caps on the ends of its chromosomes, known as telomeres, get shorter. Once those caps become too short, the cell stops dividing.A Ragupathi·R Zhao·S Najit·A Fernandez·H. Z Abid·J Mo·S Juang·C Tong·D Yetil·L Buchanan·C McDowell·L Mosca·B Kelly·R Kelly·Z Hossain·S Chaudhury·J Min·H Zhang·M Xiao·B Shen +1RNA👍👎☆SimplePopularAdvanced