endocrine conditions which decreased hypothalamic lh releasing hormone ( lhrh ) release or the sensitivity of the pituitary gland to that neurohormone ( phenobarbitone treatment or short-term oestradiol exposure ) caused an increase in the relative proportions of the more acidic forms ( isoelectric points ( pi ) 5.1-3.8 ) of pituitary fsh and a concomitant reduction in the more basic ( pi values 6.0-5.3 ) forms of fsh .
C0014130
endocrine conditions
C0032002
pituitary