[Significance of linear cervix mucus penetration for the evaluation of spermatozoa quality].

abstract：:In order to investigate the role of testosterone propionate (TP) on the antioxidant system of the rat testis, lipid peroxidation (LPX) and activities of superoxide dismutase (SOD), catalase (CAT) and glutathione peroxidase (GPx) of the testis of testosterone-treated and control rats were compared. The results indicate...

journal_title：Andrologia

authors： Chainy GB,Samantaray S,Samanta L

更新日期：1997-11-01 00:00:00

abstract：:Altered protamine 1 (PRM1)/ protamine 2 (PRM2) mRNA ratio in testicular biopsy samples correlates with sperm quality and its fertilising ability. This study is planned to assess PRM1/ PRM2 mRNA ratio in subgroups of azoospermia to suggest a more reliable and accurate marker for assessing sperm quality in nonobstructiv...

journal_title：Andrologia

authors： Amjad S,Mushtaq S,Rehman R,Munir A,Zahid N,Siddique PQR

更新日期：2021-01-11 00:00:00

abstract：:The necessity to check up exactly the procedure in vasectomy by the so called - Hamburg Model - is demonstrated by 4 cases. Although these patients were sterilized we could prove fertility on spermiogram, and observed pregnancy in 3 cases. Consequences in matter of law for the surgeon is pointed out. ...

journal_title：Andrologia

authors： Kuhlwein A,Schirren C

更新日期：1981-07-01 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：:Structural heterozygosities of the karyotype have detrimental effects on the meiotic process, resulting very often in impairment of fertility in the carriers. Both male and female germ cell development are affected by chromosomal variability although spermatogenesis seems particularly prone to be affected, probably be...

journal_title：Andrologia

authors： Redi CA,Garagna S

更新日期：1992-01-01 00:00:00

abstract：:The level of fructose, NEFA, triglycerides and lipase activity were determined in the semen of 17 normozoospermic, 10 oligozoospermic and 10 azoospermic men. This was done immediately and 2 hours after seminal liquefaction. The levels of fructose and NEFA were significantly decreased while triglycerides show significa...

journal_title：Andrologia

authors： Abdel Aziz MT,El-Haggar S,Tawadrous GA,Hamada T,Shawky MA,Amin KS

更新日期：1983-05-01 00:00:00

abstract：:To assess the protective effects of Eugenia jambolana extract (EJE) or N-acetyl cysteine (NAC) on testis, cisplatin (CIS, 5 mg kg(-1) bw, single dose) was administered either alone or along with EJE (25 mg kg(-1) bw, alternate day) or NAC (150 mg kg(-1) bw, Day 1 and 4) for 7 days. Significant alterations in serum LH,...

journal_title：Andrologia

authors： Anand H,Misro MM,Sharma SB,Prakash S

更新日期：2015-03-01 00:00:00

abstract：:This study was set to determine if there is a correlation between the general toxic effect and the gonadotoxic effect of DBCP on male rats. Groups of male rats were injected with a single dose of DBCP (50 mg kg-1) dissolved in dimethylsulfoxide (DMSO). Twenty four hours, one and four weeks post injection animals were ...

journal_title：Andrologia

authors： Kaplanski J,Shemi D,Waksman J,Potashnik G,Sod-Moriah UA

更新日期：1991-09-01 00:00:00

abstract：:The penile prosthesis has become established as a mode of therapy for organic and chronic psychogenic impotence. The Jonas type of penile prosthesis has been implanted into 10 patients and has achieved both functional success and excellent acceptance by the partner. Mechanical and pathological complications have a ver...

journal_title：Andrologia

authors： Reisner GS,Lording DW,Rose N

更新日期：1984-05-01 00:00:00

abstract：:Pre- and postdexamethasone triiodothyronine (T3), thyroxine (T4), and TSH levels of thirteen patients with psychogenic sexual dysfunction and thirteen controls were studied. Patients showed lowered T4 levels in comparison with the control group whereas T3 and TSH levels did not differ significantly. Dexamethasone had ...

journal_title：Andrologia

authors： Noder M,Rupprecht R,Rupprecht M,Rupprecht C,Hornstein OP

更新日期：1990-01-01 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：:This study was aimed at determining the effects of corn and wheat gluten, used as dietary protein sources, on live weight gain, sperm quality and the histology of the testes and accessory glands in male rats. For this purpose, 20-day-old 24 male Wistar albino rats were randomly assigned to three groups. Group 1 (Contr...

journal_title：Andrologia

authors： Gumus R,Uslu S,Uslu BA

更新日期：2020-07-01 00:00:00

abstract：:Angiotensin converting enzyme (EC 3.4.15.1) from bovine seminal plasma was shown to exist in two distinct forms. A lower molecular weight form of the enzyme having higher activity was purified to homogeneity. Final recovery of the enzyme was 18.37%. The apparent molecular weight of the enzyme was estimated to be 1.99 ...

journal_title：Andrologia

authors： Sharma M,Singh US

更新日期：1991-07-01 00:00:00

abstract：:Previous studies have shown that endothelial nitric oxide synthase (eNOS) gene may be involved in abnormal semen parameters. However, the relationship between eNOS G894T polymorphism and semen parameters remains controversial. The purpose of this study was to investigate the association of eNOS G894T polymorphism and ...

journal_title：Andrologia

authors： Yu Q,Zhang Y,Xia Y,Yang X,Li N,Ye L,Mao X

更新日期：2014-06-01 00:00:00

abstract：:Ran-binding protein 3 (RanBP3) is a Ran-interacting protein, which participates in the Ran GTPase system in cancer cell biology. However, the expression pattern and physiological role of RanBP3 remain largely unknown. In this study, we found that RanBP3 was expressed in human testes and localised to spermatogonium and...

journal_title：Andrologia

authors： Tang W,Zhu Y,Qin W,Zhang H,Zhang H,Lin H,Zhen X,Zhuang X,Tang Y,Jiang H

更新日期：2020-03-01 00:00:00

abstract：:The distribution of the main lectin receptors of boar spermatozoa were analyzed by concanavalin A and Ricinus communis agglutinin-120 visualized for light microscopy by enzymatic amplification with 3-amino-9-ethylcarbazole. The lectin binding sites of the acrosomal membranes in addition to the plasma membrane were dis...

journal_title：Andrologia

authors： Töpfer-Petersen E,Januschke E,Schmoeckel C,Schill WB

更新日期：1984-11-01 00:00:00

abstract：:The microvasculature of the human testis is closely related to the Leydig cells and the seminiferous tubules. Semi-thin sections of testicular tissue serve as a basis for the computer-aided 3-D reconstruction of the microvasculature, the seminiferous tubules and the Leydig cells. After vascular perfusion with glutaral...

journal_title：Andrologia

authors： Ergün S,Stingl J,Holstein AF

更新日期：1994-09-01 00:00:00

abstract：:D-chloramphenicol, at concentrations of 20 and 40 micrograms/ml, inhibited over 80% of the newly synthesized mitochondrial proteins expressed by incorporation of 3H-amino acid mixture. At concentrations of 20 and 40 micrograms ml-1, D-chloramphenicol enhanced the collective motility of washed ram spermatozoa. The coll...

journal_title：Andrologia

authors： Twaina-Bechor E,Bartoov B

更新日期：1994-11-01 00:00:00

abstract：:Research has revealed that reactive oxygen species (ROS) negatively affect sperm function, both in vivo and in vitro. Sperm preparation techniques for assisted reproductive technologies (ART) are potential causes for additional ROS production. This study aimed to correlate the concentration of exogenous H(2)O(2) with ...

journal_title：Andrologia

authors： du Plessis SS,McAllister DA,Luu A,Savia J,Agarwal A,Lampiao F

更新日期：2010-06-01 00:00:00

abstract：:Several substances can interfere with microtubular function eg. colchicine. Melatonin, a hormone secreted by the pineal gland has similar effects as colchicine on microtubules. In this study melatonin levels were determined in both plasma and seminal plasma of patients with good or impaired motility and forward progre...

journal_title：Andrologia

authors： Bornman MS,Oosthuizen JM,Barnard HC,Schulenburg GW,Boomker D,Reif S

更新日期：1989-09-01 00:00:00

abstract：:Zinc is proposed to have an important role in the morphology, viability and motility of spermatozoa. There are inconsistent reports on the association between seminal plasma zinc concentration and male infertility. For this purpose, papers reporting the level of seminal zinc among asthenozoospermic groups were selecte...

journal_title：Andrologia

authors： Taravati A,Tohidi F

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：:Docetaxel (DTX) has been used in cancer treatments for several decades, but it results in many adverse apoptotic effects through excessive production of reactive oxygen species (ROS) in some tissue including the kidney and testes. We aimed to investigate potential modulatory roles of melatonin (MEL) and selenium (Se) ...

journal_title：Andrologia

authors： Baş E,Nazıroğlu M

更新日期：2019-09-01 00:00:00

abstract：:Air pollution constitutes the largest cause of environmental risks today. At present, no scientific publication linking environmental black soot and derangement in the hypothalamus and testis of rats exists. This study investigated the effect of black soot exposure on hypothalamic and testicular functions of male rats...

journal_title：Andrologia

authors： Onyeso G,Bohr EL,Nkpaa KW,Amadi PN,Ugwu AC

更新日期：2020-12-01 00:00:00

abstract：:Definition of chronic male genital tract inflammation and its impact on male infertility is still a matter of debate. In particular, DNA integrity has been reported to be disturbed in subfertile men. Thus, the aim of this study was to investigate an association of DNA integrity to altered standard semen parameters as ...

journal_title：Andrologia

authors： Haidl F,Haidl G,Oltermann I,Allam JP

更新日期：2015-05-01 00:00:00

abstract：:The aim of this study was to determine the effect(s) of dietary omega-3 polyunsaturated fatty acids (ω-3 PUFA) on rabbit semen. Adult rabbit bucks were assigned to two groups that were given two diets, a standard diet (control) and a diet supplemented with ω-3 PUFA. Sperm samples were collected from all bucks with the...

journal_title：Andrologia

authors： Kokoli AN,Lavrentiadou SN,Zervos IA,Tsantarliotou MP,Georgiadis MP,Nikolaidis EA,Botsoglou N,Boscos CM,Taitzoglou IA

更新日期：2017-12-01 00:00:00

abstract：:Polyorchidism is defined as the presence of more than 2 histologically proven testes. We report the case of a 20-year-old man with polyorchidism, presenting with right scrotal pain and right scrotal ovoid mass. Scrotal examination revealed two ovoid, mobile lumps with testicular sensation in the right side of the scro...

journal_title：Andrologia

authors： Topsakal K,Ak H,Yumurtas N

更新日期：2012-05-01 00:00:00

abstract：:Alkaline (ALP) and acid (ACP) phosphomonoesterases present in the cell-free extracts of the Triton x-100 treated freshly ejaculated chicken spermatozoa were studied of some of their physico-chemical properties. Alkaline phosphomonoesterase was found to have the optimal specific activity at pH 7.6 in 100 mM Tris-HCl bu...

journal_title：Andrologia

authors： Mohan J,Panda JN,Singh US

更新日期：1989-01-01 00:00:00

abstract：:Our previous study found that Chinese chive could significantly (p < 0.01) raise testosterone and nitric oxide (NO) levels in mice serum. However, the specific functional components of this traditional remedy are still unknown. In order to isolate and identify the active constituents from Chinese chive for enhancing t...

journal_title：Andrologia

authors： Gu S,Wang X,Zhou R,Huang J

更新日期：2019-03-01 00:00:00

abstract：:Infertility affects up to 15% of reproductive-aged couples worldwide, with male factor being detected in 40%-50% of the cases. Proper sperm production is associated with the establishment of appropriate epigenetic marks in developing germ cells. Several studies have demonstrated the association between abnormal sperma...

journal_title：Andrologia

authors： Nasri F,Gharesi-Fard B,Namavar Jahromi B,Farazi-Fard MA,Banaei M,Davari M,Ebrahimi S,Anvar Z

更新日期：2017-12-01 00:00:00