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Table 2 Background lesions in Wistar rats from the Groups 1 to 4

From: Effects of astaxanthin supplementation on chemically induced tumorigenesis in Wistar rats

Organ

Group 1

Group 2

Group 3

Group 4

Lung

- alveolar histiocytosis

- pulmonary acinar ectasia

- alveolar histiocytosis

- alveolar hemorrhage

- minimal multifocal mononuclear cell inflammation

- alveolar hemorrhage in the lungs

- minimal multifocal mononuclear cell inflammation

- minimal multifocal mononuclear cell inflammation

Stomach

- gastric erosions of the glandular stomach

-

- gastric erosions of the glandular stomach

-

Liver

-

- periportal lipid vacuolation

- periportal lipid vacuolation

- periportal lipid vacuolation

Pancreas

-

- acinar hyperplasia

- acinar hyperplasia

-

Central nervous system

- gliosis

- gliosis

- gliosis

- gliosis

- cerebral hemorrhage in the vascular Virchow-Robin space

- cerebral hemorrhage in the vascular Virchow-Robin space