Interleukin-1β induces trained innate immunity in human hematopoietic progenitor cells in vitro

Abstract excerpt

Innate immune cells can develop a long-lasting hyperresponsive phenotype, termed trained immunity, mediated by epigenetic and metabolic reprogramming. In mice, exposure to Bacille Calmette-Guérin (BCG), β-glucan, or Western diet induces trained immunity by reprogramming hematopoietic progenitor cells (HPCs), through interleukin-1β (IL-1β) signaling in the bone marrow (BM). We investigated whether IL-1β induces...

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