Journal of Toxicology / 2016 / Article / Fig 5

Research Article

Macro- and Microelemental Composition and Toxicity of Unsweetened Natural Cocoa Powder in Sprague-Dawley Rats

Figure 5

H&E stained sections of lungs at 20x magnification. (a) Lung sections of control rats showing normal histology. Note the presence of the alveoli with its surrounding interalveolar septa , bronchus , and pulmonary vessels with normal blood flow . (b) Lung sections of treated animal (2000 mg/kg) showing normal structure of the bronchi and alveoli.

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