Maria-Bernadette Madel, Julia Halper, Lidia Ibáñez, Lozano Claire, Matthieu Rouleau, Antoine Boutin, Adrien Mahler, Rodolphe Pontier-Bres, Thomas Ciucci, Majlinda Topi, Christophe Hue, Jerome Amiaud, Salvador Iborra, David Sancho, Dominique Heymann, Henri-Jean Garchon, Dorota Czerucka, Florence Apparailly, Isabelle Duroux-Richard, Abdelilah Wakkach, Claudine Blin-Wakkach
Bone destruction is a hallmark of chronic inflammation, and bone-resorbing osteoclasts arising under such a condition differ from steady-state ones. However, osteoclast diversity remains poorly explored. Here, we combined transcriptomic profiling, differentiation assays and in vivo analysis in mouse to decipher specific traits for inflammatory and steady-state osteoclasts. We identified and validated the pattern-recognition receptors (PRR) Tlr2, Dectin-1, and Mincle, all involved in yeast recognition as major regulators of inflammatory osteoclasts...
February 27, 2023: ELife