|Statement||edited by Kenneth W. McKerns and Zvi Naor.|
|Contributions||McKerns, Kenneth W. 1919-, Naor, Zvi.|
|The Physical Object|
|Number of Pages||622|
Hormonal Regulation of Casein in Gene Expression in Normal and Transformed Mammary Cells.- In Vivo Regulation by Estradiol of the Messenger RNAs Encoding LH and FSH Subunits and the Secretion of Gonadotropins.- Regulation of Testicular Function.- Follicle Stimulating Hormone Regulation of Phosphodiesterase and Cell Response In response, gonadotropes in the anterior pituitary synthesize and release the gonadotropins follicle-stimulating hormone (FSH) and luteinizing hormone (LH), both of which ultimately control gonadal function. In women, ovarian follicles are stimulated by FSH to grow and mature; LH stimulates ovulation and corpus luteum : Catherine E. Klein. HYPOTHALAMO – PITUITARY – GONADAL AXIS • Physiology of the HPG axis • Endogenous opioids and the HPG axis (exercise- induced menstrual disturbances) • Effects of the immune system on the HPG axis (cytokines: interleukins and tumor necrosis factor) • Hypogonadotrophic hypogonadism: hyperprolactinemiaFile Size: KB. The hypothalamic–pituitary–gonadal axis provides another example of the circadian control of endocrine physiology. In spontaneously ovulating animals, the ovulation-triggering luteinizing hormone (LH) surge occurs on the day of proestrus, typically just prior to the onset of activity.
The hypothalamic–pituitary–gonadal axis (HPG axis) refers to the hypothalamus, pituitary gland, and gonadal glands as if these individual endocrine glands were a single entity. Because these glands often act in concert, physiologists and endocrinologists find it convenient and descriptive to speak of them as a single system. The HPG axis plays a critical part in the development and. Testosterone synthesis and male fertility are the results of the perfect coordination of the hypothalamic-pituitary-gonadal axis. A negative feedback finely controls the secretion of hormones at the 3 levels. Congenital or acquired disturbance at any level leads to an impairment of reproductive function and the clinical syndrome of hypogonadism. 1) Explain the normal hormonal control of male sexual development by the hypothalamus pituitary-gonadal axis. 2) Are there other hormones that might influence reproductive maturation? Which ones and how do they affect growth and development? 3) Make a list of hormones that might be lacking in males exhibiting arrested development of secondary. That gonadal function was under control by the central nervous system was well established at the time of Harris’ monograph, as was the recognition of the gonad-stimulating properties of pituitary gonadotropin, the relative insignificance of gonadal nerves to gonadal function and the concept of Cited by:
Abstract. As for most vertebrates, reproduction in poultry is controlled by an integrated axis [the hypothalamo-pituitary-gonadal (HPG) axis]. External and internal cues are integrated at the level of the hypothalamus to initiate gonadal recruitment and control the subsequent reproductive by: As in all mammals, these phases are governed primarily by the hormones of the HPG (hypothalamo-pituitary-gonadal) axis . In the bovine, modest levels of pituitary Follicle Stimulating Hormone. SCN Control of the Female Reproductive Cycle. The hypothalamic–pituitary–gonadal axis provides another example of the circadian control of endocrine physiology. In spontaneously ovulating animals, the ovulation-triggering luteinizing hormone (LH) surge occurs on the day of proestrus, typically just prior to the onset of activity. Fink G. () Hypothalamic-Pituitary-Gonadal Axis: Concluding Remarks. In: McKerns K.W., Naor Z. (eds) Hormonal Control of the Hypothalamo-Pituitary-Gonadal Axis. Biochemical by: 1.