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Ultrastructure of hepatocytes of periportal and transition zone. MG – megamitochondria (giant mitochondria) containing crystalline inclusions; membranous web (black arrows); N – nucleus; eN – “empty” nucleus (ringshaped nucleus); iI – intranuclear inclusion; RER – rough endoplasmic reticulum; LD – lipid droplet; BC – bile canaliculus; bar = 1000 nm
