CCL2 and metabolic dysfunction-associated steatohepatitis: Mcp1 expression was increased in the four NASH susceptible mouse strains (A/J, BL6, CBA and FVB/N) as well as in C3H mice (Fig. 2G), while Tnfa expression was increased in NOD, A/J, BL6 and CBA mice (Fig. 2H).