By Eberhard Nieschlag, Hermann M. Behre, Susan Nieschlag

This is often the third, absolutely revised version of a well known textbook that keeps to symbolize the top of the line within the literature on scientific andrology. It examines extensive all features of male reproductive healthiness, encompassing the fundamental body structure of male reproductive functionality and quite a lot of problems. all the chapters is written via remarkable specialists within the box. one of the subject matters coated are: Testicular functionality, sperm maturation and fertilization, diagnostic methods, infertility, fundamental and secondary hypogonadism, late-onset hypogonadism, erectile disorder, genetic problems, environmental affects, psychology and sexual medication, testosterone treatment, assisted replica: TESE and ICSI, cryopreservation, male birth control and ethics in andrology.

This quantity will function a textbook for the newcomer to andrology, whereas supplying the skilled doctor with a precious reference paintings. it's going to attract all who're excited by male reproductive health.

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Ebook Details:

ISBN: 0674065859
EAN: 9780674065857
ASIN: 0674065859
Publisher: Harvard college Press
Publication Date: 2012-04-30
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Website: Amazon, LibraryThing, Google Books, Goodreads

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Extra info for Andrology: Male Reproductive Health and Dysfunction

Sample text

Primate sperm production is controlled through the number of spermatogonia entering meiosis. Programmed cell death (apoptosis) comprises a coordinated sequence of signalling cascades leading to cell suicide. Unlike necrosis, this form of cell death occurs under physiological conditions (spontaneous apoptosis) but can also be induced by exposure to toxicants, disturbances of the endocrine milieu, etc. In the human testis spermatogonia, spermatocytes and spermatids undergoing apoptosis have been detected and ethnic differences in the incidence of testicular apoptosis have been suggested.

Understanding the hormonal interactions has important clinical consequences, presented in the following paragraphs. 8 offers an overview of the systems involved, of the endocrine factors and of their physiological effects. 1 Functional Organization of the Hypothalamo-Pituitary System The gonadotropins luteinizing hormone (LH) and follicle-stimulating hormone (FSH) are produced and secreted by the gonadotropic cells of the anterior pituitary. Their designation is derived from the function 22 exerted in females.

Through the blood-testis-barrier the seminiferous epithelium is divided into two regions which are anatomically and functionally completely different from each other. Early germ cells are located in the basal region and the later stages of maturing germ cells in the adluminal region. During their development germ cells are displaced from the basal to the adluminal compartment. This is accomplished by a synchronized dissolution and reassembly of the tight junctions above and below the migrating germ cells.

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