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Vitamin A modifies the glycopeptide composition of cultured Sertoli cells
Vitamin A modifies glycopeptide composition cultured Sertoli cells
2009/2/23
Sertoli cells obtained from prepubertal rat testes were cultured in the presence or absence of retinol. Incorporation of monosaccharides and glycopeptide composition of the cells were studied under ...
Abnormalities of the Hypothalamic—Pituitary—Leydig Cell Axis in Young Adult Rats with Vitamin A Deficiency
vitamin A deficiency (VAD) hypogonadism testosterone Leydig cell hypothalamus
2009/2/19
The hypothalamic concentration of gonadotrophin releasing hormone (GnRH), the in vivo pituitary responses to GnRH, and the in vivo Leydig cell responses to bovine luteinizing hormone (LH) and to end...
Vitamin E deficiency causes incomplete spermatogenesis and affects the structural differentiation of epithelial cells of the epididymis in the rat
Vitamin E structural differentiation epithelial cells epididymis rat
2009/2/17
The effects of vitamin E deficiency on the rat testis and epididymis were examined in a light- and electron-microscopic analysis. Various groups of animals were made vitamin E-deficient, beginning...
Lipid peroxidation and human sperm motility: protective role of vitamin E
Asthenospermia lipid peroxidation vitamin E human spermatozoa
2009/2/16
Asthenospermia is the main factor of male infertility among patients consulting the Asir Infertility Center in Abha, Saudi Arabia. Lipid peroxidation occurring in both the seminal plasma and sperm...
Beneficial Effects of Vitamin E in Sperm Functions in the Rat After Spinal Cord Injury
Sperm motility viability mitochondrial potential
2008/12/24
Male infertility as a result of spinal cord injury (SCI) is associated with abnormal semen qualities including low sperm counts and poor sperm motility and morphology. Clinical studies suggest th...
The original hypothesis of Schwartz and Hulka (1990) proposing that vitamin D deficiency may be a risk factor for prostate cancer has triggered many studies. Epidemiological studies have supported t...