trh-treated sham-operated animals showed significantly reduced serum and pituitary tsh levels and increased serum t3 levels at most of the times studied ( 1 , 6 , 10 , 18 and 34 days of oral trh or dw administration ) , and a transient elevation in serum t4 between day 1 and 6 .
C0032002
pituitary
C0040162
trh