نتایج جستجو برای: anti fertility
تعداد نتایج: 411046 فیلتر نتایج به سال:
Tribulus terrestris is a herbal remedy which is used for various purposes in folk medicine. It has been used as tonic, aphrodisiac, astringent, analgesic, stomachic, anti-hypertensive, diuretic and urinary anti-septic. It is about 30 to 70cm high; it grows as a summer annual, has pinnately compound leaves, yellow flowers and stellate shaped carpel fruits. Since the past decades, some plants hav...
The naturally occurring antioxidants: vitamin E, β-carotene and vitamin C are known to ameliorate the oxidative stress generated during various physiological and pathological conditions. The oxidative stress may occur at different sites, different times, and by different mechanisms in the animal system. Lower levels of the anti-oxidant vitamins are associated with poor fertility and production ...
The size of ovarian follicular population evaluated by direct antral follicular count or endocrine markers can help determine the success of reproductive biotechnologies in cattle. However, although highly repeatable within animal, the antral follicular population (AFP) appears to be greatly variable across individuals. Therefore, laboratory methods that reliably predict AFP could have a signif...
Fertility control has gained considerable momentum as a management tool to regulate populations of captive and wild animals and to control aggressive behaviour or improve meat quality in livestock. Anti-fertility vaccination (immunocontraception and immunocastration) is a humane alternative to methods that rely on surgical or chemical sterilisation and lethal control. Two types of experimental ...
Forage quality of orchardgrass and timothy hays can be evaluated from both nutritional and marketing perspectives. From the nutritional perspective it is conditioned by the 1) nutrient concentration, 2) rate of voluntary intake, 3) digestibility and 4) partitioning of metabolized products within the animal. From the marketing perspective, hay destined for urban feed store and Pacific Rim market...
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Anti-Müllerian hormone (AMH) is a glycoprotein produced by the granulosa cells of preantral and small antral follicles. AMH concentrations reflect ovarian physiology with high precision, thus serving as a more sensitive marker of the ovarian re-serve than chronological age. This hormone plays a role in the pathogenesis of menstrual disorders and fertility in both obesity and polycystic ovary sy...
Evaluation of herbs has been in progress worldwide for several decades to identify effective and safe substances for fertility regulation. This approach proved to be a good alternative to synthetic drugs as the chemicals of plant origin have limited side effects. Various medicinal plants extracts were investigated for their antifertility activity both in male and female animal models. This revi...
Introduction There has been a huge amount of media interest in the development of new home fertility tests for couples trying to conceive. The female fertility tests are marketed as devices that measure the quantity of healthy eggs women have left (ovarian reserve). Ovarian reserve is measured by determining the level of follicle-stimulating hormone (FSH) in the urine. High levels of FSH sugges...
Seminal plasma is composed of secretions from accessory sex glands, which are mixed with sperm at ejaculation and contribute the majority of semen volume. Seminal plasma is considered a transport and support medium for sperm in the female reproductive tract. Because seminal plasma is not required for fertilization, the importance of its constituents to the establishment of normal pregnancy has ...
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