June 25, 2026 · Blood · DOI: 10.1182/blood.2025032631

Galectin-1 Fuels Monocyte Hyperinflammation and Represents a Novel Therapeutic Target in Myeloproliferative Neoplasms

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This study investigates the role of galectin-1 (Gal-1) in driving monocyte hyperinflammation in myeloproliferative neoplasms (MPNs). The authors demonstrate that elevated Gal-1 levels in MPN monocytes enhance inflammatory cytokine production through TLR4 and NF-κB signaling pathways, suggesting that targeting Gal-1 could represent a novel therapeutic strategy for managing MPN-related inflammation.

Fan He, Shuyang Lin, Tim Kong, Daniel A C Fisher, Alexander B Kim, Varun Ramesh, Molly Brakhane, Christopher T Letson, Matias Grodzielski, Maggie J Cox, Mary C Fulbright, Yan Xiong, LaYow Yu, Yanbo Yu, Katrina J Ashworth, Joshua Siner, Andrew Engeler, Angelo B A Laranjeira, Stephen M Sykes, Jorge Di Paola, Stephen T Oh

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