in order to clarify the role of the pituitary conversion of l-thyroxine ( t4 ) to 3 , 5 , 3'-l-triiodothyronine ( t3 ) in regulating thyrotropin ( tsh ) secretion , the effect of altered thyroid states and fasting on intrapituitary t3 generation was investigated by a paperchromatographic procedure using the anterior pituitary homogenates .
C0040160
thyrotropin
C0032016
anterior pituitary