Mast cells seem to be everywhere and do everything. In this study, they appear to help us survive starvation by inducing ketogenesis, the burning of fats when we do not get carbohydrates in our diet.
Alessandra Misto, Gustavo Provensi, Valentina Vozella, Maria Beatrice Passani, Daniele Piomelli. Mast Cell-Derived Histamine Regulates Liver Ketogenesis via Oleoylethanolamide Signaling. Cell Metabolism, 2018; DOI: 10.1016/j.cmet.2018.09.014