搜索结果: 1-15 共查到“性科学 azoospermia”相关记录25条 . 查询时间(0.126 秒)
Chronic sinopulmonary disease in Chinese patients with obstructive azoospermia
Chronic sinopulmonary disease Chinese patients obstructive azoospermia
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2009/2/23
The prevalence of chronic infections of the nasal sinuses and the lung (chronic sinopulmonary disease) was investigated in 33 Chinese patients with obstructive azoospermia who were compared with 32 pa...
Seminal carnitine content in obstructive azoospermia. Correlation with the anatomic level of obstruction
carnitine obstructive azoospermia epididymal
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2009/2/23
Free carnitine in human semen originates predominantly in the epididymis. The role of carnitine in the evaluation of different forms of obstructive azoospermia was studied in 42 patients. In 14 of t...
Implantation of artificial spermatocele with cup-shaped prosthesis for excretory azoospermia and chemical management of aspirated spermatozoa
artificial spermatocele cup-shaped prosthesis excretory azoospermia chemical management
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2009/2/23
A cup-shaped silicon prosthesis was developed to treat patients with excretory azoospermia and chemical management of the aspirated spermatozoa was attempted prior to cervical insemination of the wi...
Alpha-glucosidase as a specific epididymal enzyme marker. Its validity for the etiologic diagnosis of azoospermia
azoospermia epididymal marker aglucosidase carnitine obstructive pathology
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2009/2/23
Azoospermic semen was obtained from 39 vasectomized men and 93 patients consulting for infertility. The latter underwent bioclinical investigations including measurement of plasma FSH and testicular...
HLA-DR antigen and HLA-DRB1 genotyping with nonobstructive azoospermia in Japan
Testis sperm HLA class II antigen
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2009/2/18
We previously reported that the HLA-A33, -B13, and -B44 antigens, which are major histocompatibility complex class I molecules, are involved in the susceptibility of nonobstructive azoospermia in ...
CAG repeat length analysis and mutation screening of the androgen receptor gene in Japanese men with idiopathic azoospermia
Male infertility Kennedy disease sperm production
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2008/12/29
Because androgens are required for normal spermatogenesis, we are investigating abnormalities in the androgen receptor as a possible cause of impaired spermatogenesis in patients with idiopathic mal...
Accidental radiation exposure and azoospermia
Accidental radiation exposure azoospermia
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2008/12/25
Seven Georgian male soldiers (19-25 years old) had accidentally been exposed to radiation by Cs-137 between April 1996 and May 1997. No information about the exact time and duration of exposure was ...
Comparative Analysis of Interindividual Variations in the Seminal Plasma Proteome of Fertile Men With Identification of Potential Markers for Azoospermia in Infertile Patients
Male infertility two-dimensional (2-D) difference gel electrophoresis (DIGE) nonobstructive obstructive
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2008/12/24
Seminal plasma is a potential source of biomarkers for many disorders of the male reproductive system. The identification and characterization of proteins in the seminal plasma by using two-di...
Evaluation of Unexplained Secondary Azoospermia
Evaluation Unexplained Secondary Azoospermia
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2008/12/24
Although semen quality often fluctuates over time, it is relatively uncommon for a patient with documented fertility to develop azoospermia in the absence of an identifiable causative factor. This is ...
Azoospermia：Virtual Reality or Possible to Quantify?
Azoospermia Virtual Reality Quantify
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2008/12/24
Three sperm-counting methods were compared within and between 3 centers to determine the sensitivity and reproducibility of assessing low sperm concentrations. Two methods were performed by phase cont...
Clinical Use of Pentoxifylline for Activation of Immotile Testicular Sperm Before ICSI in Patients With Azoospermia
Testicular biopsy human spermatozoa phosphodiesterase inhibitors motility stimulants fertilization
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2008/12/23
The testicular sperm from biopsy and frozen/thawed tissue are frequently immotile. The purpose of our retrospective study was to assess the effect of short exposure of testicular samples with only i...
Comparison of Efficacy of Two Techniques for Testicular Sperm Retrieval in Nonobstructive Azoospermia：Multifocal Testicular Sperm Extraction Versus Multifocal Testicular Sperm Aspiration
Male infertility Sertoli cell only arrest of spermatogenesis hypospermatogenesis motility
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2008/12/23
To compare the efficacy of 2 sperm-retrieval procedures, testicular sperm extraction (TESE) and testicular sperm aspiration (TESA), during the same procedure using the same subjects as their own con...
Clomiphene Administration for Cases of Nonobstructive Azoospermia：A Multicenter Study
Hypospermatogenesis maturation arrest ICSI TESE
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2008/12/23
Clomiphene citrate is a well-established agent that has been empirically used in cases of idiopathic oligospermia. Clomiphene increases endogenous gonadotropin-releasing hormone secretion from the h...
Severe Hypospermatogenesis in Cases of Nonobstructive Azoospermia：Should We Use Fresh or Frozen Testicular Spermatozoa?
Testicular sperm extraction fertilization implantation IVF-ICSI
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2008/12/23
The aim of this comparative clinical study was to examine whether the fertilizing potential of frozen-thawed testicular sperm in the most severe cases of hypospermatogenesis is reduced compared with...
The Utility of Optical Loupe Magnification for Testis Sperm Extraction in Men With Nonobstructive Azoospermia
Male infertility intracytoplasmic sperm injection
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2008/12/23
The testis of patients with nonobstructive azoospermia (NOA) harbors sperm in approximately 30% to 60% of cases. Use of an operating microscope has been shown to result in better sperm retrieval rat...