Endocytosis and Compartmentalized Intracellular Signaling of the Prostaglandin Receptor EP4 Mediate Pain
Badr Sokrat, Raquel Tonello, Paz Duran, Naomi Barrett, Yatendra Mulpuri, Brian L. Schmidt, Dane D. Jensen, Francesco De Logu, Romina Nassini, Pierangelo Geppetti, Nigel W. Bunnett
This study shows that EP4 receptor internalization and compartmentalized signaling in DRG nociceptors mediate PGE2-induced pain, suggesting new strategies for inflammatory pain management.
bioRxiv · Sep 22, 2026 · PreprintCell Biology