搜索结果: 1-15 共查到“性科学 growth”相关记录39条 . 查询时间(0.093 秒)
Growth and characterization of polarized monolayers of epididymal epithelial cells and Sertoli cells in dual environment culture chambers
polarized monolayers epididymal epithelial cells Sertoli cells dual environment culture chambers
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2009/2/23
Epididymal epithelial cells isolated from mature rats and Sertoli cells isolated from 10-day-old rats were cultured in serum-free defined media on extracellular matrix impregnated filters maintained...
Growth and reproductive adaptation in male rats with chronic protein deficiency
protein deficiency undernutrition testicular
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2009/2/20
In previous studies, male rats fed a low-protein diet beginning at weaning were found to have impaired sexual development through age 11 weeks when compared to food-restricted, weight-matched contro...
Prolactin-induced Modulation of Tissue Growth Rate Patterns in Albino Rats During Puberal Transition
prolactin growth rate curves tissue somatic indices advancement of puberty accessory male reproductive glands
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2009/2/19
The role of prolactin (PRL) in the puberal transition of male albino rats has been investigated. It was found that PRL elevated total organ growth rates, tissue somatic indices, and dry weights of r...
Production of endothelin by canine prostatic epithelial cells and its stimulatory effects on their growth
Canine prostate ETB receptors cell growth
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2009/2/18
The current study has been designed to explore expressions of endothelin (ET) receptors and ETs in the canine prostate and the effect of ETs on canine prostatic epithelial cells. ET receptors were c...
Prostatic growth rate determined from MRI data：age-related longitudinal changes
Prostatic growth rate MRI data age-related longitudinal changes
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2009/2/18
Men with prostatic enlargement are at highest risk of developing symptomatic lower urinary tract symptoms (LUTS) and related outcomes, such as acute urinary retention. The study of prostatic growt...
Modulation of insulin-like growth factor-1 in the seminal plasma of infertile men
Modulation insulin-like growth factor-1 seminal plasma infertile men
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2009/2/18
It has been suggested that insulin-like growth factor (IGF)-1 plays an important role in the regulation of spermatogenesis in the testes. In the present study, concentrations of total IGF-1 we...
Suppression of growth hormone does not affect ongoing spermatogenesis in rats
Suppression of growth hormone ongoing spermatogenesis rats
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2009/2/18
Recent evidence suggests that growth hormone (GH) may enhance physiologic processes, such as spermatogenesis, in addition to causing classical anabolic effects. We have previously shown that testost...
Levels of hepatocyte growth factor/scatter factor（HGF/SF）in seminal plasma of patients with andrological diseases
Testis spermatozoa male infertility
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2009/2/17
Hepatocyte growth factor/scatter factor (HGF/SF) has all the characteristics of a molecule suitable for functioning in regulatory networks of motility, such as the spermatogenic epithelium, where sper...
Transforming growth factor-beta1（TGF-beta1）in penile and prostate growth in the rat during sexual maturation
Penis androgen receptors
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2009/2/17
The goal of this study was to determine whether transforming growth factor-beta1 (TGF-beta1) may contribute to the arrest of penile growth and the down-regulation of androgen receptors (AR) that occ...
Copulatory behavior and fertility in transgenic male mice expressing human placental growth hormone gene
Sexual behavior placental growth hormone variant
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2009/2/17
Male transgenic (TG) mice overexpressing the human placental growth hormone (GH) variant gene (hGH-V) exhibit reproductive deficits in spite of normal testosterone levels and normal sperm counts. ...
Effect of mesenchymal glandular inductors on the growth and cytodifferentiation of neonatal mouse seminal vesicle epithelium
mesenchymal glandular inductors cytodifferentiation neonatal mouse seminal vesicle epithelium
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2009/2/13
To investigate the developmental properties of glandular mesenchymal inductors along the cranial-caudal extent of the developing male urogenital tract, neonatal mouse seminal vesicle epithelium (S...
Growth factors（EGF, IGF-I）modulate the morphological differentiation of adult marmoset(Callithrix jacchus)Sertoli cells in vitro
Marmoset Sertoli cells growth factors in vitro ultrastructure
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2009/2/12
The effects of epidermal growth factor (EGF) and insulin-like growth factor I (IGF-I) on mature marmoset (Callithrix jacchus) Sertoli cells in vitro were investigated using light and electron micr...
An orthotopic model for the study of growth factors in the ventral prostate of the rat：effects of epidermal growth factor and basic fibroblast growth factor
growth factors ventral prostate rat epidermal growth factor basic fibroblast growth factor
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2009/2/12
In order to determine if epidermal growth factor (EGF) or basic fibroblast growth factor (bFGF) are capable of stimulating prostatic growth in situ, we complexed EGF and bFGF to a Matrigel (MG) ve...
Testosterone feedback on gonadotropin secretion and gene expression in transgenic mice expressing human growth hormone gene
Luteinizing hormone follicle-stimulating hormone
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2009/2/12
To determine the effects of testosterone on the regulation of gonadotropins in metallothionein-1/human growth hormone (MT/hGH) transgenic mice, basal and gonadotropin-releasing hormone (GnRH)-stim...
150-kDa proteins in dog serum bind 1.5-kDa growth-promoting factors for androgen-independent canine prostatic epithelial cells
150-kDa proteins dog serum bind 1.5-kDa growth-promoting factors androgen-independent
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2009/2/12
Fractions obtained by gel filtration or ultrafiltration of dog serum were tested for their mitogenic activity on canine prostatic epithelial cells: two prostatic growth factor (PGF) entities were fo...