IL1B and metabolic dysfunction-associated steatohepatitis: Statistically significant lower levels of IL-1β (p < 0.05), IL-6 (p < 0.05) and IFN-γ (p < 0.01) were found upon treatment of NASH mice with TAT-Gap24 (n = 11), while levels of TNF-α and IL-10 were unchanged (Fig. 5a).