in this study , exposure to pg-treated females for 1 or 2 h significantly increased serum gth levels , and gth-releasing hormone ( gnrh ) concentrations in the olfactory bulbs , telencephalon and hypothalamus , indicating that spawning behavior can influence cellular events of the brain gnrh neuronal system and pituitary gth secretion in male goldfish .
C0004927
behavior
C0006104
brain