Labels:text | screenshot | black | black and white | document | font OCR: or rats, Following injection of TRH in human ically, a blood TSH levels rise rapidly and dram tes; peak change being detected within three mir hand values are normally attained between l subjects twenty minutes after injection in norm s with (Fig. 1.12) and sometimes later in subje ormone is hypothalamic or pituitary disease. The table very potent: as little as 15ug yields a de ed with a response, and maximal effects are achie dose of 400,118. See also: . Thyroid Hormones