In vivo effects of Eurycoma longifolia Jack (Tongkat Ali) extract on reproductive functions in the rat.

abstract：:The spermatological phenomenon of increased exfoliation of immature germ cells (IGC) not commonly known until now, can be defined quantitatively as a number of above 4% IGC in relation to the sperm count. The variable aspect of premature germ cells may be confusing and their degenerative alterations complicate definit...

journal_title：Andrologia

authors： Sigg C,Hornstein OP

更新日期：1987-05-01 00:00:00

abstract：:Little is known about the biological and clinical significance of bilaterally enlarged testes (bilateral megalotestes or macroorchidism). We have investigated clinical, endocrine and spermatological characteristics of 135 andrological patients with a testicular volume of more than 25 ml bilaterally. 135 patients with ...

journal_title：Andrologia

authors： Meschede D,Behre HM,Nieschlag E

更新日期：1995-07-01 00:00:00

abstract：:Varicocele is one of causes of the declined sperm quality and low sperm production, which can lead to infertility in males. There are several experimental and epidemiological findings which support the idea that inflammatory mechanisms play an essential role in varicocele pathogenesis. Besides, in this pathological st...

journal_title：Andrologia

authors： Zeinali M,Hadian Amree A,Khorramdelazad H,Karami H,Abedinzadeh M

更新日期：2017-08-01 00:00:00

abstract：:High-fat diets (HFDs) are detrimental to steroidogenesis and male fertility. This study aimed to investigate the protective effects of melatonin (MT) treatment on testicular dysfunction in mice fed with HFD. C57BL/6J male mice were randomly divided into three groups: CTRL, HFD and HFD + MT. MT treatment mitigated the ...

journal_title：Andrologia

authors： Chen C,Ling MY,Lin FH,Xu L,Lv ZM

更新日期：2019-09-01 00:00:00

abstract：:The objective of this study was to investigate the effect of ultra-rapid freezing (direct immersion in liquid nitrogen) on human spermatozoa in cryogenic vials (≥0.5 ml) at different concentrations of sucrose. After swim-up, the sperm suspensions (N = 58) were diluted with sperm preparation medium and divided into six...

journal_title：Andrologia

authors： Zhu J,Jin RT,Wu LM,Johansson L,Guo TH,Liu YS,Tong XH

更新日期：2014-08-01 00:00:00

abstract：:The effects of vasectomy on seminal viscosity, volume and pH have been investigated in freshly emitted semen of 21 healthy men before operation and three months later. Viscosity and the pH range were decreased significantly, but the decrease of the seminal volume was not significant. Reasons of changes have been discu...

journal_title：Andrologia

authors： Nikkanen V

更新日期：1979-03-01 00:00:00

abstract：:We reported our initial experience of robotic-assisted laparoscopic artery-sparing varicocelectomy using indocyanine green (ICG) fluorescence angiography in treatment of varicocele. A total of 45 varicocelectomies in 27 patients were performed. The mean operation time was 49.1 ± 8.5 min for unilateral and 65.6 ± 8.3 m...

journal_title：Andrologia

authors： Teng J,Jia Z,Ai X,Luo X,Guan Y,Hao X,Fei W

更新日期：2020-12-01 00:00:00

abstract：:Carnitine represents the secretion which is added to human seminal fluid by the epididymis. More than 94% of the free carnitine originates from the epididymis. The frequency distribution of carnitine concentration is investigated with patients showing a normal spermiogram and with those suffering from azoospermia. Cor...

journal_title：Andrologia

authors： Wetterauer U,Heite HJ

更新日期：1978-05-01 00:00:00

abstract：:Statins are lipid-lowering medications widely used to reduce the risk of cardiovascular diseases. Biochemically, they act by decreasing synthesis of cholesterol via inhibiting 3-hydroxy-3-methyl-glutaryl-coenzyme A reductase. Since 1992, various research studies have investigated the effect of statins on semen quality...

journal_title：Andrologia

authors： Banihani SA

更新日期：2020-07-01 00:00:00

abstract：:The cooperation in cases of childlessness between andrologists and gynecologists is an essential of any treatment. In a short communication it was shown that a special investigation form can be helpful for reciprocal information. This investigation form improves the information rate form 10% to 30%. In some cases the ...

journal_title：Andrologia

authors： Schirren C

更新日期：1987-11-01 00:00:00

abstract：:The RNA has been located and proportioned by a spectrophotometric method which absorbs the ultra-violet light. The technique used allows us to execute punctual dosage into the spermatozoon's tail. Each of these punctual dosages makes us realise the RNA localisation; and the sum of these dosages makes us realise the to...

journal_title：Andrologia

authors： Henriet L

更新日期：1975-01-01 00:00:00

abstract：:Carriers of structural chromosomal anomalies, translocations and inversions are at increased risk of aneuploid gametes production. Besides the direct effect on the involved chromosomes, these rearrangements might disturb the segregation of other structurally normal chromosomes during meiosis. Such event is known as in...

journal_title：Andrologia

authors： Hajlaoui A,Slimani W,Kammoun M,Sallem A,Braham S,Bibi M,Saad A,Mougou-Zerelli S

更新日期：2018-01-15 00:00:00

abstract：:This investigation was carried out to study the correlation of sperm quality parameters with antioxidant and oxidant status of buffalo bull semen during various stages of cryopreservation. Semen samples were evaluated for sperm parameters (mass motility [MM], concentration [CON], progressive motility [PM], viability [...

journal_title：Andrologia

authors： Lone SA,Prasad JK,Ghosh SK,Das GK,Balamurugan B,Verma MR

更新日期：2018-02-11 00:00:00

abstract：:Morphologically normal spermatozoa from groups of men attending the infertility clinic with normal density and motility had subcellular elemental composition measurements from various parts of the spermatozoa compared with anatomically similar spermatozoa from semen with marked oligo- or asthenozoospermia. In the two ...

journal_title：Andrologia

authors： Sheppard BL,Harrison RF,Sheppard U,Jordan M,Hannon K

更新日期：1988-05-01 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：:The aim of this study was to investigate the predictive value of the parameters that might have an effect on the success of microscopic testicular sperm extraction (micro-TESE) in infertile patients with nonobstructive azoospermia (NOA). Between 2003 and 2014, 860 patients with NOA were retrospectively analysed. The e...

journal_title：Andrologia

authors： Kizilkan Y,Toksoz S,Turunc T,Ozkardes H

更新日期：2019-12-01 00:00:00

abstract：:Conventional sperm freezing methods perform best when freezing sperm samples containing at least hundreds of spermatozoa. In this severe male factor infertility case series, we examined the reproductive outcomes in 12 intracytoplasmic sperm injection cases where spermatozoa used were frozen in Cell Sleepers. Cell Slee...

journal_title：Andrologia

authors： Coetzee K,Ozgur K,Berkkanoglu M,Bulut H,Isikli A

更新日期：2016-03-01 00:00:00

abstract：:The reference values of human semen, published in the WHO's latest edition in 2010, were lower than those previously reported. The objective of this study was to evaluate reference values of standard semen parameters in fertile Egyptian men. This cross-sectional study included 240 fertile men. Men were considered fert...

journal_title：Andrologia

authors： Zedan H,Ismail S,Gomaa A,Saleh R,Henkel R,Agarwal A

更新日期：2018-01-15 00:00:00

abstract：:This prospective study was performed to evaluate the relationship between interleukin-6 (IL-6), oxidative stress and sperm function following vasectomy reversal. We included 22 patients who underwent vasectomy reversal and 15 healthy sperm donors (controls) with normal sperm morphology criteria. Levels of IL-6 in the ...

journal_title：Andrologia

authors： Nandipati KC,Pasqualotto FF,Thomas AJ Jr,Agarwal A

更新日期：2005-08-01 00:00:00

abstract：:The study investigated the association between lower urinary tract symptoms (LUTS) and sexual dysfunction in ageing men. It was a cross-sectional study in an unselected consecutive sample of 398 men aged >40 years attending a urology clinic. LUTS and sexual function were assessed by validated symptom scales, including...

journal_title：Andrologia

authors： Tsao CW,Cha TL,Lee SS,Tang SH,Wu ST,Tsui KH,Sun GH

更新日期：2008-12-01 00:00:00

abstract：:The aim of the study was to evaluate the sperm retrieval rate by microsurgical testicular sperm extraction (TESE) in familial idiopathic nonobstructive azoospermia (NOA). One hundred and nineteen patients with idiopathic NOA who underwent microsurgical TESE over the past 5 years were included. Patients were then divid...

journal_title：Andrologia

authors： Arafa MM,ElBardisi HT,AlSaid SS,Majzoub A,AlMalki AH,ElRobi I,AlAnsari AA

更新日期：2015-11-01 00:00:00

abstract：:The aim of this study was to investigate the relationship between sulphur dioxide (SO2 ) signalling pathway and the changes in erectile function under low androgen levels. Thirty-six healthy male Sprague Dawley (SD) rats aged eight weeks were randomly divided into androgen replacement group, castration group and sham ...

journal_title：Andrologia

authors： Li X,Jiang J,Xia J,Jiang R

更新日期：2019-02-01 00:00:00

abstract：:The hypothalamic-pituitary-testicular axis and the regulation of prolactin secretion were investigated in eleven male renal transplant recipients. Mean serum levels of testosterone and estrone were normal, whereas those of androstenedione and estradiol were low. Mean basal luteinizing hormone (LH) levels were slightly...

journal_title：Andrologia

authors： De Besi L,Serafini E,Gasparotto ML,Mastrogiacomo I

更新日期：1988-03-01 00:00:00

abstract：:The concentration of sodium and potassium ions was measured by flame photometry in human seminal plasma and human sperm cells as well as in a sperm cell suspension infected experimentally with Ureaplasma urealyticum during incubation as long as 22 hours. The sodium concentration is 86.2 +/- 21.97 mmol/l cells in sperm...

journal_title：Andrologia

authors： Mehl M,Petzoldt R,Engel S,Bollmann R,Köhler W

更新日期：1986-03-01 00:00:00

abstract：:The incretory testicular function was tested in 21 patient with varicocele aged 19 to 39 years. In one group baseline testosterone was measured, while a second group received a single injection of 5000 IU HCG. Testosterone was studied in peripheral plasma in the spermatic vein and in testicular tissue. Baseline values...

journal_title：Andrologia

authors： Pirke KM,Vogt HJ,Sintermann R,Spyra B

更新日期：1983-11-01 00:00:00

abstract：:The spontaneous acrosomal reaction of mouse spermatozoa during their passage through the male and female genital tract was studied by indirect immunofluorescence staining techniques using antibodies against the outer acrosomal membrane (OAM). Low rates of spontaneously acrosome-reacted spermatozoa could be observed du...

journal_title：Andrologia

authors： Klemm M,Engel W

更新日期：1991-11-01 00:00:00

abstract：:The aim of this study was to uncover the protective effect of berberine (BBR), an antioxidant chemical, on experimental varicocele (VCL)-induced adverse effects on cell cycle machinery during early germ cells mitosis. To follow-up this study, 30 mature male Wistar rats were divided into control-sham, nontreated VCL, 5...

journal_title：Andrologia

authors： Amin M,Razi M,Sarrafzadeh-Rezaei F,Shalizar Jalali A,Najafi G

更新日期：2018-02-14 00:00:00

abstract：:This short review summarizes some recent findings on arylhydrocarbon (dioxin) receptor expression during early pregnancy in mammals. The arylhydrocarbon receptor is a ligand-activated transcription factor and was originally described as a mediator of the toxic effects of dioxins and other chlorinated hydrocarbons such...

journal_title：Andrologia

authors： Fischer B

更新日期：2000-09-01 00:00:00

abstract：:Concerning four own observations by men in the age of 41-69 years it has been reported about the drug-induced gynecomastia. It can be demonstrated that the spironolactone induced gynecomastia disappeared after stopping this drug. The knowledge of such side effects is the condition for a pre-information of the patient ...

journal_title：Andrologia

authors： Schirren U,Hinz B,Schirren C

更新日期：1986-01-01 00:00:00

abstract：:The testis of the donkey was used as a model to study age-related changes in the period between puberty and senium. From the age of 1.5 years to the middle of sexual maturity (5 to 6 years) a number of histophysiological features, all indicative of the spermatogenetic efficiency, increase continuously. Then without a ...

journal_title：Andrologia

authors： Nipken C,Wrobel KH

更新日期：1997-05-01 00:00:00