Oxytocin is a neurohypophysial hormone. It is also known as love hormone as it plays a role in mating behavior and sexual response. It is made in magnacellular neurosecretary cells in the supraoptic nucleus and paraventricular nucleus of the hypothalamus and is released in to blood from the posterior lobe of pituitary gland. In the present study, Oxytocin / Isotocin were injected 1.5ml/kg body weight for one week at every alternate day in the fish, Cyprinuscarpio. It has been observed that oxytocin showed stimulatory effect on ovary, stimulates the sexual behavior and gonadotrophs were increased in number. Thus it had been concluded that oxytocin can be used as a stimulant in fish breeding to achive early maturity and is associated with induction of spawning reflexes in the fish Cyprinuscarpio.
Article Details
Unique Paper ID: 152382
Publication Volume & Issue: Volume 5, Issue 11
Page(s): 753 - 756
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