Reproductive aging is characterized by a decline in oocyte quantity and quality, which is
directly associated with a decline in reproductive potential, as well as poorer reproductive …

Vitamin D (VD) is a secosteroid hormone synthesized predominantly in the skin upon
ultraviolet light exposure, which can also be obtained from dietary sources. In target cells …

Studies have reported a possible association between the levels of oxidative stress
biomarkers in follicular fluid (FF) and infertility treatment outcomes. FF analysis can provide …

Background Infertility is defined as failure to achieve a clinical pregnancy after 12 months of
unprotected intercourse. It affects 15% of couples globally and 22% of couples within …

Background The causes of infertility have remained an important challenge. The relationship
between VDR gene polymorphisms and infertility has been reported, with controversial …

Objective The main aim of this prospective study was to investigate the relationship between
intrafollicular vitamin D and anti-Müllerian hormone (AMH) concentration and its impact on …

An aberrant immunologic mechanism and mitochondrial biogenesis have been suggested
to be involved in the pathogenesis of endometriosis. Genetic alterations in the vitamin D …

Background: Due to the lack of research on pediatric urolithiasis (PU) in Iran, this case-
control study aimed to assess the correlation of vitamin D receptor (VDR) gene …

Objectives There are various cellular and molecular disorders of the endometrium that have
been associated with unexplained infertility (UI). The physiological effects of 1, 25 (OH) 2 D …

维生素D 除了作为类固醇激素参与钙磷代谢, 维持骨质稳态外, 也可作为生殖激素发挥作用.
在女性体内, 维生素D 参与卵泡生成, 卵巢性激素的产生, 从而影响卵巢储备功能; 在男性体内 …