Definition of follicularis

(Jacob Robbins et al., "The thyroid-stimulating...)

At the present_time we do not know by what biochemical_mechanism TSH acts_on the thyroid , but for bio-assay of the hormone there are a number of properties by which its activity may be estimated , including release of iodine from the thyroid , increase in thyroid weight , increase in mean height of the follicular cells and increase in the thyroidal uptake of * * f .