Extravascular coagulation stabilizes pro-fibrotic stromal states via tumor-intrinsic PAR1 signaling in pancreatic ductal adenocarcinoma
Sae Rome Choi, Natalia Ospina-Muñoz, Hye‐ran Moon, Sagar M. Utturkar, Duy Do, Yun Chang, Xiaoping Bao, Abigail D. Cox, Timothy L. Ratliff, Claudius H. Conrad, Melissa L. Fishel, Matthew J. Flick, Nadia A. Lanman, Bennett D. Elzey, Bumsoo Han
This study identifies extravascular coagulation as a regulator of fibrotic stromal states in PDAC via tumor-intrinsic PAR1 signaling, showing PAR1 inhibition can reprogram the tumor-promoting stroma.
bioRxiv · Sep 3, 2026 · PreprintCancer Biology