Genetic analysis of HOXA11 gene in Chinese patients with cryptorchidism.

abstract：:In 136 patients tests were performed to demonstrate circulating spermagglutinating antibodies. In patients with "unexplained" infertility (15 cases) antibodies were demonstrated in six (40%) whereas in patients where another cause for infertility was present (101 cases) additional positive spermagglutinating antibodie...

journal_title：Andrologia

authors： Franken DR,Slabber CF

更新日期：1980-01-01 00:00:00

abstract：:The seminal plasma of 31 patients were examined for the presence of sperm antibodies and for inhibitory properties on the transformation rates of donor lymphocytes cultured in vitro. Twenty five (80%) of the men revealed apart from fertile semen, no sperm antibody activities while six (20%) patients showed high sperma...

journal_title：Andrologia

authors： Franken DR,Slabber CF

更新日期：1982-03-01 00:00:00

abstract：:Microscopy has been used in the routine evaluation of sperm metabolism. Nevertheless, it has limited capacity to preview male fertility. As calorimetry may be used to evaluate directly the metabolic activity of a biological system, the aim of this study was to use microcalorimetry as an additive method for sperm metab...

journal_title：Andrologia

authors： Vasconcelos AB,Santana MA,Santos AM,Santoro MM,Lagares MA

更新日期：2010-04-01 00:00:00

abstract：:Previous research has suggested an association between personality traits and coping, as well as between coping and sperm concentration. In the present study, both domains of research were combined, leading to the formulation of specific hypotheses. A total of 54 healthy volunteers were given questionnaires twice to a...

journal_title：Andrologia

authors： Pook M,Tuschen-Caffier B,Kubek J,Schill WB,Krause W

更新日期：2005-02-01 00:00:00

abstract：:The influence of bacteria and/or leukocytes on the outcome of IVF or ICSI is influenced by three factors which have little in common with in vivo conditions: 1) The process of ejaculate preparation (swim-up, Percoll) with antibiotic buffered media; 2) The small amount of inseminated spermatozoa (100,000 per culture); ...

journal_title：Andrologia

authors： Michelmann HW

更新日期：1998-01-01 00:00:00

abstract：:The aim of this study was to access whether microsurgical subinguinal varicocelectomy (MSV) with testicular delivery has a better therapeutic effect than MSV without testicular delivery, including semen quality, serum testosterone (T) level and International Index of Erectile Function (IIEF)-5 score in infertility mal...

journal_title：Andrologia

authors： Jin L,Yao Q,Wu S,Dai G,Xiang H,Liu X,Xue B

更新日期：2020-07-01 00:00:00

abstract：:Although feeding diets containing the extract powder of Lepidium meyenii (maca), a plant growing in Peru's Central Andes, increases serum testosterone concentration associated with enhanced ability of testosterone production by Leydig cells in male rats, changes in testicular steroidogenesis-related factors by the mac...

journal_title：Andrologia

authors： Ohta Y,Kawate N,Inaba T,Morii H,Takahashi K,Tamada H

更新日期：2017-12-01 00:00:00

abstract：:Errors of folate/homocysteine pathways which are critical for transferring methyl groups have been suggested to affect male fertility. We aimed to evaluate the methylation patterns of the promoter of methylenetetrahydrofolate reductase (MTHFR) gene in infertile males and to investigate the association between MTHFR pr...

journal_title：Andrologia

authors： Kulac T,Hekim N,Kocamanoglu F,Beyaz C,Gunes S,Asci R

更新日期：2020-12-28 00:00:00

abstract：:Intermittent hypobaric hypoxia (IHH) induced a decrease in sperm count and oxidative damage in epididymis. We have previously demonstrated that a blueberry-enriched polyphenol extract (BB-4) reduced the adverse effects of oxidative stress in rat testis under hypobaric hypoxia. The aim of this study was to evaluate whe...

journal_title：Andrologia

authors： Zepeda AB,Calaf GM,Figueroa CA,Farías JG

更新日期：2014-09-01 00:00:00

abstract：:Neuropeptide Y (NPY) has been shown to induce contraction of isolated human penile erectile tissue and potentiate the response to noradrenaline. The purpose of our study was to measure in the cavernous and systemic blood of healthy male volunteers the course of NPY through different stages of sexual arousal. Whole blo...

journal_title：Andrologia

authors： Ückert S,Soyk L,Trottmann M,Stief CG,Kuczyk MA,Becker AJ

更新日期：2012-05-01 00:00:00

abstract：:Over the past decades, there is an increasing number of association studies of telomere length (TL) and the risk and recurrence of prostate cancer (PCa), but the results are inconsistent. Hence, we identify the relevant studies published in English on or before 10 January 2019 conducting a literature review in the ele...

journal_title：Andrologia

authors： Hu R,Hua XG,Jiang QC

更新日期：2019-08-01 00:00:00

abstract：:The techniques of SDS-polyacrylamide slab gel electrophoresis and a sensitive fluorescamine-based method were used to study autoproteolysis of human seminal coagulum at various pH. The major protein bands of 72 and 55 Kd were optimally degraded at pH 7.5. Degradation at pH 3.5 was preceded by a lag period of 30 min. W...

journal_title：Andrologia

authors： Boonsaeng V

更新日期：1986-05-01 00:00:00

abstract：:In a prospective study, the polymorphism of oestrogen receptor β gene was investigated in nonobstructive azoospermia patients. Ninety infertile patients with nonobstructive azoospermia diagnosed after two semen analysis, 2 weeks apart and negative testicular sperm extraction during intracytoplasmic sperm injection, an...

journal_title：Andrologia

authors： Younes AH,Hamed HB,Mohamed EM,Makki MA,Gaber N,Mohamed HM

更新日期：2016-12-01 00:00:00

abstract：:The aim of this study was to examine whether an association exists between glutathione S-transferase Mu-1 (GSTM1) gene polymorphism and idiopathic male infertility. Sixty men with primary idiopathic infertility and 60 fertile men, serving as controls, were recruited for the study. The polymorphism was analysed using p...

journal_title：Andrologia

authors： Roshdy OH,Hussein TM,Zakaria NH,Sabry AA

更新日期：2015-06-01 00:00:00

abstract：:Linear mucus penetration of spermatozoa from 75 arbitrary selected men was evaluated using a non-commercial bovine cervix mucus preparation in the same way as Penetrak, but using round glass capillary tubes instead of flat plastic tubes. The mean penetration value was 28.7 +/- 7.10 mm in 90 min and the mean sperm dens...

journal_title：Andrologia

authors： Engel S,Schachschal G,Petzoldt R

更新日期：1990-07-01 00:00:00

abstract：:Azoospermia factor (AZF) genes on the long arm of the human Y chromosome are involved in spermatogenesis, and microdeletions in the AZF region have been recognised to be the second major genetic cause of spermatogenetic failure resulting in male infertility. While screening for these microdeletions can avoid unnecessa...

journal_title：Andrologia

authors： Zhu XB,Gong YH,He J,Guo AL,Zhi EL,Yao JE,Zhu BS,Zhang AJ,Li Z

更新日期：2017-06-01 00:00:00

abstract：:Ejaculatory dysfunction is an uncommon cause of male infertility. The aim of this study was to explore non-invasive methods for sperm retrieval in anejaculatory diabetic men who failed in drug treatment and penile vibratory stimulation during blood sugar under control. Among 21 anejaculatory diabetic men who had faile...

journal_title：Andrologia

authors： Lu S,Cui Y,Li X,Zhang H,Hu J,Liu J,Chen ZJ

更新日期：2014-05-01 00:00:00

abstract：:The aim of the study was to characterise the alterations in expression of some apoptosis regulators in unilaterally and bilaterally heat-treated mouse testes at different time intervals to 42 days after surgery. Cryptorchidism was induced in immature mice by returning the testis to the abdominal cavity via a surgical ...

journal_title：Andrologia

authors： Absalan F,Movahedin M,Mowla SJ

更新日期：2010-02-01 00:00:00

abstract：:Previous study conducted in our department showed that 50% ethanolic extract of the root of Ricinus communis possess reversible antifertility effect and a 62-kDa protein (Rp) from this extract is responsible for the antifertility effects. In this study, we compared the spermicidal effect of this Rp with nonoxynol-9 (N...

journal_title：Andrologia

authors： Nithya RS,Anuja MM,Rajamanickam C,Indira M

更新日期：2012-12-01 00:00:00

abstract：:Male factor accounts for about 30-50% of infertility. A common cause of male infertility is drug abuse; either illicit or prolonged use of prescribed drugs. This study provides a review of the physiology of the hypothalamic-pituitary-gonadal axis and recent literature on drugs that have been linked to male infertility...

journal_title：Andrologia

authors： Ajayi AF,Akhigbe RE

更新日期：2020-10-01 00:00:00

abstract：:The mammalian target of rapamycin (TOR) has been implicated in the control of different stressors, growth factors, nutrients and hormones, participating in the control of key cellular functions. Controlling this many pathways poses mTOR signalling as a potential new target in new treatment strategies for multiple canc...

journal_title：Andrologia

authors： Yaba A,Bozkurt ER,Demir N

更新日期：2016-08-01 00:00:00

abstract：:The human spongy urethras of individuals submitted to emasculation because of glans carcinoma have been studied by means of scanning electron microscopy. The luminal surface of the organ shows longitudinal folds and small glandular openings, surrounded by epithelial elements arranged in form of rosettes. Spermatozoa, ...

journal_title：Andrologia

authors： Zecchi-Orlandini S,Gulisano M,Orlandini GE,Holstein AF

更新日期：1988-03-01 00:00:00

abstract：:Tubular hyalinization was studied both light and electron microscopically in 22 cases. 8 of them were found in undescended testes and 5 cases represented possible intermediary forms with only partial hyalinization of the tubules. In these testes spermatogenic arrest, hypospermatogenesis, only Sertoli cells and areas w...

journal_title：Andrologia

authors： Söderström KO

更新日期：1986-01-01 00:00:00

abstract：:The role of N-methyl-D-aspartate (NMDA) and non-NMDA receptors in the control of FSH and LH secretion was analysed in prepubertal male rats. In the first experiment 4, 8, 12, 16, 20 and 30-day-old males were decapitated 15 min after vehicle, NMDA or kainic acid (KA) administration. In the second experiment, 23-day-old...

journal_title：Andrologia

authors： Aguilar E,Tena-Sempere M,Gonzalez D,Pinilla L

更新日期：1996-05-01 00:00:00

abstract：:Male rats ten days of age were divided in three groups: a) hemicastrated, b) sham operated and c) control. They were daily sacrificed between 30 and 50 days of age. Wet weight and dry weight were determined in testis, seminal vesicles and epididymis. The concentration of spermatozoa was measured in testis and caput ep...

journal_title：Andrologia

authors： Santolaya RC,Burgos MH

更新日期：1978-01-01 00:00:00

abstract：:Human chorionic Gonadotropin (HCG) therapy has been used beneficially in men with subfertility especially after varicocele surgery. Very few side effects have been observed in male patients. Herein, we report a case of pulmonary embolism in a male patient following the use of HCG. The patient was subsequently found to...

journal_title：Andrologia

authors： Dhabuwala CB,Kumar A,Pierce JM

更新日期：1987-01-01 00:00:00

abstract：:Nonsomatic factors play a significant role in erectile dysfunction. We assessed the impact on men suffering from male factor infertility by employing the validated Self-Esteem and Relationship questionnaire (SEAR) and compared the scores with controls. Men with primary infertility were asked to fill SEAR questionnaire...

journal_title：Andrologia

authors： Jamil S,Shoaib M,Aziz W,Ather MH

更新日期：2020-03-01 00:00:00

abstract：:Sperm cell plasma membrane and the outer acrosomal membrane fuse profusely during the acrosome reaction. The process is triggered by extracellular signals that elicit several intracellular events leading ultimately to membrane fusion. We have developed a streptolysin O permeabilizing protocol that selectively affects ...

journal_title：Andrologia

authors： Díaz A,Domínguez L,Fornés MW,Burgos MH,Mayorga LS

更新日期：1996-01-01 00:00:00

abstract：:The distribution and localization of S-100 protein (S-100) and its subunits (S100-alpha and S100-beta) in the testis of swamp-type water buffalo were investigated using immunohistochemistry. S-100 was detected in the Sertoli cells in the convoluted seminiferous tubules, modified Sertoli cells lining the terminal segme...

journal_title：Andrologia

authors： Cruzana MB,Budipitojo T,De Ocampo G,Sasaki M,Kitamura N,Yamada J

更新日期：2003-06-01 00:00:00

abstract：:The adult human Sertoli cells produced lactate, estradiol-17beta, transferrin and inhibin; germ cells modulate synthesis of these compounds. In order to study the functional features of human Sertoli cells in vitro, the aim of this study was to measure the lactic dehydrogenase (LDH), gamma-glutamyl transpeptidase (GGT...

journal_title：Andrologia

authors： Carreau S,Drosdowsky MA,Foucault P

更新日期：1996-03-01 00:00:00