Effect of blinding on the excretion of a gonadotropin-inhibiting substance in male rats.

نویسندگان

  • M Ota
  • K Obara
چکیده

A study was carried out to observe the influence of enucleation on the excretion of a gonadotropin-inhibiting substance in male rats. No significant difference in the inhibitory effect on the ovulation induced with PMS and HCG was observed between the urinary extracts of the intact and blinded rats. The observations suggest that effect of blindness on the secretion of a gonadotropin-inhibitor was different from that on melatonin formation, which is known to be increased by blindness, in the rat pineal.

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

ثبت نام

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

P-68: The Effect of Gundilia Tournefortii Leaf on Reproductive Physiology in Adult Male Rats

Background: The Gundilia tournefortii leaf contains the chemical compound such as saturated and unsaturated fatty acids. Saturated fatty acid includes stearic and palmitic acid and unsaturated include linoleic and oleic acid, that, these compounds inhibit 5 reductase enzyme. The present study was carried out with the aim of determining the effect of Gundilia tournefortii leaf on spermatogenesis...

متن کامل

Effect of Withania somnifera (L.) Dunal on Sex Hormone and Gonadotropin Levels in Addicted Male Rats

Objective Opioid consumption has been widely increasing across the globe; however, it can cause adverse effects on the body. Morphine, an opioid, can reduce sex hormones and fertility. Withania somnifera (WS) is a traditional herb used to improve sexual activities. This study strives to investigate the effect of WS on sex hormones and gonadotropins in addicted male rats. MaterialsAndMethods In ...

متن کامل

Effect of lactation on the expression of gonadotropin-inhibitory hormone in dorsomedial and paraventricular nuclei of the rat hypothalamus

Introduction: Gonadotropin inhibitory hormone (GnIH) is believed to be an inhibitor of gonadotropin releasing hormone (GnRH) secretion. The role of GnIH in lactational inhibition of gonadotropin secretion is not well known therefore, the aim of the present study was to evaluate the effect of lactation on expression of GnIH in these nuclei of lactating and non-lactating rats. Methods: Ten po...

متن کامل

The effect of hydroalcoholic extract of Nectaroscordum Tripedale on serum gonadotropin and sex hormones concentration in adult diabetic male rats

  Background and Aim: Diabetic pateints suffer from a variety of reproductive disorders, including loss of libido and disability in fertility. The therapeutic effects of medical herbs have been proven in the treatment of very diseases, including infertility. The present study has been done to investigate od the effect of hydroalcoholic extract of Nectaroscordum Tripedale on serum levels of s...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

ثبت نام

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

عنوان ژورنال:
  • Endocrinologia japonica

دوره 18 6  شماره 

صفحات  -

تاریخ انتشار 1971