we have correlated catecholamine [ ca ; i.e . norepinephrine ( ne ) , dopamine ( da ) , and epinephrine ( e ) ] turnover rates in discrete hypothalamic nuclei and in the median eminence ( me ) , with concentration changes in me lhrh and serum lh , fsh , prl , estradiol , and progesterone levels at various times during proestrus and diestrous day 1 in 4-day cyclic rats .
C0028351
norepinephrine
C0014563
epinephrine