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Thyroid Gland, Follicle, Epithelium - Hyperplasia - Gallery

Image of follicle epithelium hyperplasia in the thyroid gland from a male B6C3F1 mouse in a chronic study
Thyroid gland, Follicle, Epithelium - Hyperplasia in a male B6C3F1 mouse from a chronic study. Proliferative projections of hyperplastic epithelium are present in a single follicle (arrow).
Image of follicle epithelium hyperplasia in the thyroid gland from a male B6C3F1 mouse in a chronic study
Thyroid gland, Follicle, Epithelium - Hyperplasia in a male B6C3F1 mouse from a chronic study. Higher magnification of Figure 1 shows the proliferative projections of hyperplastic epithelium in more detail.
Image of follicle epithelium hyperplasia in the thyroid gland from a male F344/N rat in a subchronic study
Thyroid gland, Follicle, Epithelium - Hyperplasia in a male F344/N rat from a subchronic study. Some degree of hypertrophy is present in this example of minimal epithelial hyperplasia.
Image of follicle epithelium hyperplasia in the thyroid gland from a male F344/N rat in a subchronic study
Thyroid gland, Follicle, Epithelium - Hyperplasia in a male F344/N rat in a subchronic study. There is minimal hyperplasia of the follicular epithelium with crowding of the nuclei and minimal protrusion into the follicular lumen.
NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.