our findings can be summarized : 1 ) during pubertal maturation there is a change in amplitude but not frequency of gonadotropin pulses , 2 ) pubertal development of the hypothalamic-pituitary axis advances in the absence of gonadal feedback , and 3 ) there is a significant increase in the lh bioassay : ria during pubertal development .
C0018061
gonadotropin
C0018067
gonadal