Low testicular zinc level, p53 expression and impairment of Sertoli cell phagocytosis of residual bodies in rat subjected to psychological stress.

abstract：:The aim of this study was to find discriminatory parameters, based on sperm characteristics on the day of ovum pickup, that can help guide the decision to perform either intracytoplasmic sperm injection (ICSI) or in vitro fertilisation (IVF). We evaluated 112 cycles fertilised with both regular and ICSI insemination d...

journal_title：Andrologia

authors： Wiser A,Ghetler Y,Gonen O,Piura E,Berkovits A,Itskovich A,Rom T,Shulman A

更新日期：2012-04-01 00:00:00

abstract：:Mesterolone, HCG and PMS, clomiphene and various other drugs were administered to 236 subfertile patients with disturbed spermatogenesis. Most of the patients received mesterolone. The effects of the various therapeutic regimes are discussed. Improvement of the sperm count and spermatozoal motility was more frequent a...

journal_title：Andrologia

authors： Ibrahim A,Hayat ZG

更新日期：1983-01-01 00:00:00

abstract：:Previous studies showed that exposure to stress or nicotine induced reproductive impairment in male rats. Here, we assessed the effect of an antioxidant (vitamin E) on nicotine-, stress- and nicotine + stress-induced reproductive impairment in male rats. Forty-eight male albino Wistar rats were divided into eight grou...

journal_title：Andrologia

authors： Bisong SA,Ukoh IE,Nna VU,Ebong PE

更新日期：2018-09-01 00:00:00

abstract：:Human ejaculates collected for in vitro procedures show variably rapid increases in osmolality, depending on enzymatic degradation of compounds. Changes in osmolality can affect cell functions due to the energy consuming processes needed to control cell volume. The aim was to examine the effects of a hypotonic challen...

journal_title：Andrologia

authors： Holmes E,Björndahl L,Kvist U

更新日期：2020-12-01 00:00:00

abstract：:In fertile men, the majority of epididymal spermatozoa acquire the potential to fertilize (assessed with sperm function assays) on passage into the corpus and cauda regions of the epididymis. Although secretions of the epididymal epithelium are clearly important for sperm maturation and survival, their role in this pr...

journal_title：Andrologia

authors： Moore HD

更新日期：1998-08-01 00:00:00

abstract：:The purpose of this study was to explore the value of two-dimensional ShearWave™ Elastography (2D-SWE) on quantitatively evaluating the change of the content of collagen fibres in penis. Twenty male Sprague Dawley rats were divided into the pre-sexual maturity group (Group 1) and the sexual decline group (Group 2) acc...

journal_title：Andrologia

authors： Qiao XH,Zhang JJ,Gao F,Li F,Bai M,Du LF,Xing JF

更新日期：2017-06-01 00:00:00

abstract：:The dicentric Y chromosome is the most common cytogenetically visible structural abnormality of Y chromosome. The sites of break and fusion of dicentric Y are variable, but break and fusion at Yq12 (proximal to the pseudoautosomal region 2/PAR 2) is very rare. Dicentric Y chromosome is unstable during cell division an...

journal_title：Andrologia

authors： Kumar P,Jain M,Kalsi AK,Halder A

更新日期：2018-03-01 00:00:00

abstract：:Flutamide is a steroid used to treat androgen-dependent disorders and as antiepileptic, but it induces a number of non-desirable side effects. This work was aimed at assaying the effect of flutamide and two novel synthetic steroids on the levels of GABA, glutamine and oxidative stress markers. Male Wistar rats (weight...

journal_title：Andrologia

authors： Calderón Guzmán D,Bratoeff E,Ramírez López E,Hernández García E,Pierdant Rioja F,Osnaya Brizuela N,Trujillo Jiménez F,Barragán Mejía G,Juárez Olguín H,Santamaría Del Ángel D

更新日期：2011-08-01 00:00:00

abstract：:Infertility is a major health problem which affects approximately 22% of married couples in reproductive age. Chromosomal defects are the most common genetic abnormalities in infertile men, with an incidence of cytogenetic abnormalities ranging from 2.1% to 15.5%. We describe here the clinical and cytogenetic studies ...

journal_title：Andrologia

authors： Ananthapur V,Avvari S,Veena K,Sujatha M,Jyothy A

更新日期：2014-05-01 00:00:00

abstract：:This study aimed to investigate whether gene transfer of myocardin to the penis of diabetic rats can modulate corpus cavernosum smooth muscle (CCSM) cells phenotype and restore erectile function. Five normal control rats, and 22 diabetic rats were randomly divided into four groups: rats transfected with adCMV-myocardi...

journal_title：Andrologia

authors： He S,Zhang T,Liu Y,Liu L,Zhang H,Chen F,Wei A

更新日期：2015-04-01 00:00:00

abstract：:The aim of the study was to investigate whether the promoter methylation of XRCC1 and ERCC2 genes is associated with sperm DNA fragmentation and chromatin condensation in idiopathic oligoasthenoteratozoospermic men. This study involved 77 infertile men with idiopathic oligoasthenoteratozoospermia and 51 normozoospermi...

journal_title：Andrologia

authors： Metin Mahmutoglu A,Gunes S,Asci R,Henkel R,Aydin O

更新日期：2020-12-23 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：:Sterile semen of three brothers was investigated biochemically. Most strikingly was the strong similarity of both the amino acid and the carbohydrate composition of the semen. Inside the spermatozoa much more fructose and glucose was present than normally is found. It could be shown that in the seminal plasma peptides...

journal_title：Andrologia

authors： Horst CJ,Bol JJ

更新日期：1975-01-01 00:00:00

abstract：:The presence of 2 million or more peroxidase-positive white blood cells per ml of semen, or the diagnosis of male accessory gland infection, is associated with important biochemical and biological changes in semen plasma and in the spermatozoa, reducing their fertilizing potential in vitro and in vivo (e.g., during in...

journal_title：Andrologia

authors： Depuydt C,Zalata A,Christophe A,Mahmoud A,Comhaire F

更新日期：1998-01-01 00:00:00

abstract：:Shilajit is claimed as a Vajikarak (aphrodisiac) and used for the treatment of male infertility by traditional healers of the Indian subcontinent. Therefore, the present investigation was designed to assess the effectiveness of Shilajit for treatment of male infertility resulting from exposure to perilous chemicals. E...

journal_title：Andrologia

authors： Mishra RK,Jain A,Singh SK

更新日期：2018-10-01 00:00:00

abstract：:Analysis of seminal fluid samples from 20 ADS cases is reported for the first time. A significant decrease in the total volume of complete semen sample and sperm concentration was observed. Percentage of morphologically abnormal sperms was higher in samples from ADS cases than controls, though no linear correlation wa...

journal_title：Andrologia

authors： Kucheria K,Saxena R,Mohan D

更新日期：1985-11-01 00:00:00

abstract：:Incidents of male infertility are mushrooming worldwide. Oxidative stress plays a prime role for its onset. Considering this background, the study was designed to focus the direct role of lycopene on cyproterone acetate (CPA) induced testicular hypofunction in rat. Four groups have been considered including the vehicl...

journal_title：Andrologia

authors： Tripathy A,Ara F,Ghosh P,Ghosh D

更新日期：2020-04-01 00:00:00

abstract：:Cell-free seminal mRNA (cfs-mRNA) exists in the human ejaculate that is proposed as a potential noninvasive procedure to prognosis pathophysiological conditions. This study applied cfs-mRNA of ESX1, ZMYND15 and its target haploid genes (TNP1 and PRM1) to identify the presence of spermatozoa in men with azoospermia. Th...

journal_title：Andrologia

authors： Hashemi MS,Mozdarani H,Ghaedi K,Nasr-Esfahani MH

更新日期：2020-03-01 00:00:00

abstract：:This study scrutinised the ameliorative properties of grape seed extract (GSE) in dexamethasone (DEX)-induced testicular and thyroid dysfunction associated with oxidative stress in male albino rats. Thirty-two healthy adult male albino rats were divided into four groups of eight animals each: normal, DEX control, DEX ...

journal_title：Andrologia

authors： Hasona NA

更新日期：2018-06-01 00:00:00

abstract：:The aim of the study was to examine the effects of two-year testosterone replacement therapy on cognitive functioning, emotional state and quality of life in young and middle-aged men with hypogonadotropic hypogonadism. Nineteen males diagnosed with hypogonadotropic hypogonadism participated in the study. Cognitive fu...

journal_title：Andrologia

authors： Lašaitė L,Čeponis J,Preikša RT,Žilaitienė B

更新日期：2017-04-01 00:00:00

abstract：:The simultaneous swimming up and down from identical semen specimens suggested that the separation efficiency of progressively motile sperm by the swim-down method was superior to that of the swim-up method. The swimming down was performed in a small plastic funnel, the bottom of which was plugged with a 2.5 ml dispos...

journal_title：Andrologia

authors： Kobayashi T,Kaneko S,Hara I,Aoki R,Ohno T,Nozawa S

更新日期：1991-01-01 00:00:00

abstract：:The study was performed to measure the impact of testosterone (T) administration on circulating levels of 5alpha-dihydrotestosterone (DHT). Group 1 (32 men; mean age 61 years; mean T 6.9 +/- 1.9 nmol l(-1)) were treated for 15 months with long-acting T undecanoate. Group 2 (23 men, mean age 60 years, mean T 7.6 +/- 2....

journal_title：Andrologia

authors： Gooren LJ,Saad F,Haide A,Yassin A

更新日期：2008-10-01 00:00:00

abstract：:The pre-operative treatment of three adult male transsexuals with the anti-androgen and progestogenic compound cyproterone acetate is reported. When used in combination with cyproterone acetate, only a very small dose of oestrogen is needed to induce feminisation. The effect of this treatment on both testicular and ep...

journal_title：Andrologia

authors： Jequier AM,Bullimore NJ,Bishop MJ

更新日期：1989-09-01 00:00:00

abstract：:In 1982, 89 men from all over the FRG participated in an investigation of sperm density and the presence of selected persistent environmental chemicals in their semen. Semen concentrations for the following chemicals were measured: lead, cadmium, hexachlorobenzene (HCBC), a-hexachlorocyclohexane (a-BHC), DDT and metab...

journal_title：Andrologia

authors： Stachel B,Dougherty RC,Lahl U,Schlösser M,Zeschmar B

更新日期：1989-05-01 00:00:00

abstract：:Varicocele is the most common cause of male infertility. Several theories have been proposed to explain how varicocele induces infertility. The role of epididymis in male infertility is not fully well established. Fibrinogen-like protein 2 is one of serine proteases and is a potent coagulant in membranous form and imm...

journal_title：Andrologia

authors： Elesawy FM,Abdel Hafeez NA,Abdelsalam OH,Akl EM

更新日期：2020-07-01 00:00:00

abstract：:The results of a study of 373 cases of male sterility in Tunisia are presented. Factors with negative effects on fertility are listed according to their incidence: hypogonadism, gonococci infection, following varicocele and excessive smoking. Important is; early diagnosis of venereal disease and its effective treatmen...

journal_title：Andrologia

authors： Jaballah N

更新日期：1987-06-01 00:00:00

abstract：:The association of dietary nutrient patterns and sperm motility is not yet well elucidated, and previous studies have just focused on the isolated nutrients. This case-control study examined the association of nutrient patterns with asthenozoospermia among Iranian men. In total, 107 incident asthenozoospermic men and ...

journal_title：Andrologia

authors： Eslamian G,Amirjannati N,Rashidkhani B,Sadeghi MR,Hekmatdoost A

更新日期：2017-04-01 00:00:00

abstract：:In this study, a short stature male with infertility is reported. Semen analysis and serum concentrations of FSH, LH, T and PRL were estimated. Chromosome analysis was performed on lymphocytes obtained from both the male and his parents. Cytogenomic studies were performed by fluorescent in situ hybridisation and the C...

journal_title：Andrologia

authors： Cui YX,Wang WP,Li TF,Li WW,Wu QY,Li N,Zhang C,Yao Q,Hu YA,Xia XY

更新日期：2015-05-01 00:00:00

abstract：:The metabolism of nine radioactively labeled steroids in the epithelium of the seminal vesicle of the mature guinea pig has been studied. The rapid assimilation and metabolism of these steroids demostrate the very active biochemical nature of this tissue. Based on the use of several thin-layer chromatography systems a...

journal_title：Andrologia

authors： Steer RC,Veneziale CM

更新日期：1977-04-01 00:00:00