نتایج جستجو برای: male reproductive physiology

تعداد نتایج: 487028  

Journal: :thrita 0
elham asgari hasanluyi department of animal biology, faculty of natural sciences, university of tabriz, tabriz, iran; department of animal biology, faculty of natural sciences, university of tabriz, tabriz, iran. tel: +98-9147261006 seyed mahdi banan khojasteh department of animal biology, faculty of natural sciences, university of tabriz, tabriz, iran daryoush mohammad nejhad drug applied research center, tabriz university of medical sciences, tabriz, iran

results the main pathological finding observed in the prostrate and seminal vesicle glands, using light microscope, revealed congestion in the connective tissue and vacuolization in the secretory units of epithelial cells and epithelium rupture at 50 and 100 µg/kg doses of bpa. ultrastructure study showed vacuolization of mitochondria, condensation of nuclei and disappearance of nucleus in the ...

Journal: :iranian journal of basic medical sciences 0
farzana rahiman department of medical bioscience, university of the western cape, private bag x17, bellville 7535, republic of south africa edmund john pool department of medical bioscience, university of the western cape, private bag x17, bellville 7535, republic of south africa

objective(s): sugar cane molasses is a commonly used ingredient in several food products. contrasting reports suggest that molasses may have potential adverse or beneficial effects on human health. however, little evidence exists that examines the effects of molasses on the different physiological systems. this study investigated the effects of sugar cane molasses on various physiological syste...

Journal: :Molecular human reproduction 1999
M Gunnarsson I Lecander P A Abrahamsson

A growing body of evidence suggests that the plasminogen activator (PA) system is crucially involved in reproductive physiology in both sexes. Certain factors of the PA system have been found to be present in organs of the male reproductive tract in various species, and the presence of several of the factors was recently demonstrated in monkey testis. The present morphological study was therefo...

Journal: :Environmental Health Perspectives 1987
L L Ewing D R Mattison

Reproduction is a complex, stepwise series of processes that begins with gametogenesis, continues through gamete interaction, implantation, embryonic development, growth, parturition, and postnatal adaptation, and is completed with the development and sexual maturation of the newly formed organism. These reproductive processes do not take place in a chemically pristine environment, but rather i...

Journal: :Environmental research 2007
Audrey M Cummings Tammy Stoker Robert J Kavlock

Basic differences in male versus female reproductive physiology lead to differentials in their respective susceptibilities to chemical insult as evidenced by a variety of observations. As individuals undergo maturation from prenatal sex differentiation through pubertal development, these susceptibilities become evident in each gender. Gender bias occurs in human populations for birth defects an...

2009
Jeremy L. Marshall Diana L. Huestis Yasuaki Hiromasa Shanda Wheeler Cris Oppert Susan A. Marshall John M. Tomich Brenda Oppert

Postmating, prezygotic phenotypes, especially those that underlie reproductive isolation between closely related species, have been a central focus of evolutionary biologists over the past two decades. Such phenotypes are thought to evolve rapidly and be nearly ubiquitous among sexually reproducing eukaryotes where females mate with multiple partners. Because these phenotypes represent interpla...

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