Fasting as key tone for COVID immunity
#SARSCoV2-induced #anorexia triggers systemic metabolic alterations. A new study shows that the ketone body β-hydroxybutyrate (BHB) improves COVID19 disease outcomes. Further, BHB metabolically and functionally reprograms CD4+ T cells, highlighting immunometabolic tuning of immunity in #COVID19. #Fasting #diet #nutrition #immunology Infection-induced anorexia is an evolutionarily conserved sickness behaviour that can mediate protective or detrimental immune functions1. Fastin