ACTA1 and renal fibrosis: Monteiro Carvalho Mori da Cunha et al. [129] injected AF-MSCs into the renal artery in an IRI rat model, and the results showed that AF-MSCs decreased Ki67, α-SMA, CD68, tubular necrosis, tubular hyaline casts, and renal fibrosis, but Scr was not changed (Table 1).