Fig. 3From: Hematological and histological changes of black porgy Acanthopagrus schlegeli in ozonated recirculating systemsHistological changes in the liver of black porgy Acanthopagrus schlegeli in the control (CS no ozone) and ozonated systems (T20: 20 g ozone/kg feed day−1 and T40: 40 g ozone/kg feed day−1) after 44 days of culture. a Control (CS). Note the hepatic cell (Hc), pancreas (P), and bile duct (Bd). b T20 group. AB-PAS section showing the free surface of alcian blue positive reaction in the bile duct and the swelling hepatic cells and degeneration of zymogen granules. c T20 group. The magnitude of hepatic cells and pancreas of figure b. d T40 group. Note the degeneration of hepatic cells and the abnormal pancreasBack to article page