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Human NAFLD histology. Representative hematoxylin and eosin staining of human liver samples diagnosed as normal, steatotic, NASH (fatty), and NASH (not fatty) are shown. Original magnification, 20×. Steatosis was diagnosed as >10% fatty infiltration, NASH (fatty) as >5% fatty infiltration with significant inflammation and fibrosis, and NASH (not fatty) as <5% fatty infiltration with greater inflammation and fibrosis.
