Fig. 5From: The effect of Tributyltin on thyroid follicular cells of adult male albino rats and the possible protective role of green tea: a toxicological, histological and biochemical study a & b: Electron micrographs of thyroid follicular cells of control rat (Group I). It is showing flattened to cuboidal cells with oval to rounded euchromatic nucleus (N) and microvillous border (mv). The cytoplasm reveals parallel arrays of rough endoplasmic reticulum (r), mitochondria (m) and lysosomes (L). An intact tight junction (↑) is also noticedBack to article page