An increase in the number of cells in a tissue or organ without tumor formation. It differs from HYPERTROPHY, which is an increase in bulk without an increase in the number of cells.
Hyperplasias
D008679
Metaplasia
A condition in which there is a change of one adult cell type to another similar adult cell type.
D008722
Methods
A series of steps taken in order to conduct research.
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man
D001345
Autoradiography
The making of a radiograph of an object or tissue by recording on a photographic plate the radiation emitted by radioactive material within the object. (Dorland, 27th ed)
Radioautography
D013967
Thyroiditis, Autoimmune
Inflammatory disease of the THYROID GLAND due to autoimmune responses leading to lymphocytic infiltration of the gland. It is characterized by the presence of circulating thyroid antigen-specific T-CELLS and thyroid AUTOANTIBODIES. The clinical signs can range from HYPOTHYROIDISM to THYROTOXICOSIS depending on the type of autoimmune thyroiditis.