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Table 2 Ameliorative effects of Mangifera indica on the histopathological changes in the gill and liver of Clarias gariepinus exposed to atrazine for 28 days

From: Carica papaya and Mangifera indica modulate haematological, biochemical and histological alterations in atrazine-intoxicated fish, Clarias gariepinus (Burchell 1822)

Tissue Lesion Treatment
A B C D E F
Gill Curling of lamella +++ +
Degeneration of cartilaginous core + +
Displacement of gill filament
Hyperplasia ++
Lamella fusion ++ ++ +
Lamella swelling ++ +
Necrosis + + +
Oedema + +
Rupture of secondary lamella ++ ++
Liver Cellular infiltration +
Displacement of central vein
Necrosis + +
Oedema ++ +
Sinusoidal distortion ++ + ++ +
  1. − (none), + (mild), ++ (moderate) and +++ (severe); A control; B atrazine-exposed group; C low (0.25 mg/g) concentration of M. indica alone; D atrazine + low (0.25 mg/g) concentration of M. indica; E high (0.75 mg/g) concentration of M. indica alone; F atrazine + high (0.75 mg/g) concentration of M. indica