Molecular structure of human seminal coagulum: the role of proteolysis.

abstract：:The scope of this study was to evaluate the accuracy, precision and specificity of the sperm concentration measurements by the Strömberg-Mika Cell Motion Analyser (SM-CMA). Our data show that the instrument generally underscores the sperm concentration and therefore the uncorrected measurements must be corrected by th...

journal_title：Andrologia

authors： Togni G,Gallicciotti G,Coccia P,Piffaretti-Yanez A,Stamm J,Balerna M

更新日期：1995-01-01 00:00:00

abstract：:A high prevalence of low levels of cobalamin had been found in a survey of multi-ethnic normal individuals in Israel. The purpose of this study was to investigate the incidence of cobalamin deficiency among Israeli couples suffering from infertility. All couples seen at the in vitro fertilization clinic at an urban ho...

journal_title：Andrologia

authors： Pront R,Margalioth EJ,Green R,Eldar-Geva T,Maimoni Z,Zimran A,Elstein D

更新日期：2009-02-01 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：:In order to detect abnormalities in the size of the penis, firstly, the penis length must be measured correctly. Controversies about the best technique on to be used to measure the length of the penis still persist. The hypothesis of this study is to show that penile length in children is longer than measured under no...

journal_title：Andrologia

authors： Akyüz O

更新日期：2020-12-01 00:00:00

abstract：:The aim of this study was to evaluate the effect of Lepidium meyenii (maca) in chemically and physically subfertile mice. After 35 days, the following groups of mice were evaluated: control, sham, chemical subfertility, chemical subfertility-maca-supplemented, physical subfertility, physical subfertility-maca-suppleme...

journal_title：Andrologia

authors： Valdivia Cuya M,Yarasca De La Vega K,Lévano Sánchez G,Vásquez Cavero J,Temoche García H,Torres Torres L,Cruz Ornetta V

更新日期：2016-10-01 00:00:00

abstract：:Almost all testicular germ cell tumours are proved to originate from carcinoma in situ cells. Infertility is one of the factors that increase the risk of carcinoma in situ. The reported prevalence for carcinoma in situ from different parts of the world is 0-3.7% in infertile men. This retrospective study was performed...

journal_title：Andrologia

authors： Soltanghoraee H,Pourkeramati F,Khoddami M,Amirjannati N,Akhondi MM,Soltani A

更新日期：2014-09-01 00:00:00

abstract：:Chlamydia trachomatis infection is one of the most common sexually transmitted diseases. Its effect on male fertility, however, is still controversial. In this study, 284 male partners of infertile couples consulting the Center of Studies in Reproductive Biology (CEBRE) were analyzed. The incidence of C. trachomatis i...

journal_title：Andrologia

authors： Vigil P,Morales P,Tapia A,Riquelme R,Salgado AM

更新日期：2002-06-01 00:00:00

abstract：:Lipomas are the most common benign tumours that originate from adipose tissue and can develop in any anatomical location where the adipose tissue layer is present in the body. Penile lipoma cases are very rare in the literature. Our case is a 21-year-old male patient who underwent TIPU operation 8 years ago due to dis...

journal_title：Andrologia

authors： Ogras MS,Oguz E,Yildirim K

更新日期：2019-07-01 00:00:00

abstract：:The authors present the histological features of the testes in 1,609 cases of male sterility. In 485 cases (30.1%), histological changes were found, which did not warrant treatment. The histologic pattern of the testes was normal in only 39% of the cases of azoospermia; and only these patients were qualified for surge...

journal_title：Andrologia

authors： Janczewski Z,Bablok L

更新日期：1978-09-01 00:00:00

abstract：:Steroid hormone progesterone has been found to play an important role in the migration of spermatozoa through the reproductive tract, as well as to induce hyperactive motility and increase sperm velocity. The aim of this study was to examine whether progesterone could induce beneficial effects in vitrified and slow-fr...

journal_title：Andrologia

authors： Saymé N,Dite L,Krebs T,Kljajić M,Maas DHA

更新日期：2018-12-01 00:00:00

abstract：:Sex hormones have been proposed as a possible risk factor for the development and growth of meningiomas. Hormonal therapy plays a fundamental role in the treatment of male-to-female transgenders and needs to be continued after sex reassignment surgery. Usually, this treatment leads to no adverse events; however, its i...

journal_title：Andrologia

authors： Ter Wengel PV,Martin E,Gooren L,Den Heijer M,Peerdeman SM

更新日期：2016-12-01 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：:In 20 autoptically obtained testes from men of various ages, 250-290 testicular lobules per testicle could be recognized by preparation with a stereomicroscope. The most appropriate technique was the fixation of the testes in 10% formol for at least 14 days and a following dehydration in a series of increasing concent...

journal_title：Andrologia

authors： Countouris N,Holstein AF

更新日期：1985-11-01 00:00:00

abstract：:In this randomized prospective study, we determined the conception rate following intra-uterine insemination with washed and prepared sperm, or with the first portion of a split ejaculate, in couples with longstanding male (n = 27, 70 treatment cycles) or cervical infertility (n = 14, 29 treatment cycles). Folliculoge...

journal_title：Andrologia

authors： Goldenberg M,Rabinovici J,Bider D,Lunenfeld B,Blankstein J,Weissenberg R

更新日期：1992-05-01 00:00:00

abstract：:Proteins secreted by human seminal vesicles are strongly positively charged. Cellulose acetate electrophoresis show how the presence of two protein bands of vesicular origin (N3 and N4). When studied on SDS-PAGE there are three main bands of molecular weight 67, 45 and 40 kDa, respectively. These proteins may be separ...

journal_title：Andrologia

authors： Montagnon D,Valtat B,Vignon F,Koll-Back MH

更新日期：1990-01-01 00:00:00

abstract：:The sex chromosome-discordant chimerism 46,XX/46,XY is rarely found in humans with a phenotypically normal appearance, and this lack of phenotypic changes and the rarity of chimerism make it difficult to identify its exact incidence. Here, we report a case of this sex chromosome-discordant chimerism diagnosed by cytog...

journal_title：Andrologia

authors： Choi EJ,Kim SR,Kim YJ,Kang SM,Kim GY,Kim JH,Lee YJ

更新日期：2019-04-01 00:00:00

abstract：:The aim of this study was to comprise the effect of catalase on sperm parameters and chromatin in normospermic persons. Semen samples were obtained from fertile men. A certain amount of different concentrations of catalase (0.1, 1, 10, 50, 100, 150 and 200 IU.ml) was added to each vial containing semen. Control group ...

journal_title：Andrologia

authors： Mohammadzadeh M,Ramazani V,Khalili MA,Hamishekar H,Dehghan Marvast L,Talebi AR,Zare-Zardini H,Ghasemi S

更新日期：2019-05-01 00:00:00

abstract：:This study was conducted to evaluate the effects of ivermectin (IVM) with therapeutic dose (injected with 0.56 mg/kg b.wt.) either alone or combined with alpha lipoic acid (ALA) (50 mg/kg b.wt daily) on expression of testicular insulin-like growth factor binding protein-3 (IGFBP-3) and heat-shock protein A1 (HSPA1)) g...

journal_title：Andrologia

authors： El-Maddawy ZK,Abd El Naby WSH

更新日期：2018-04-01 00:00:00

abstract：:A procedure was designed for purification of a human seminal plasma-specific antigen (HSP-antigen) identified by a monoclonal antibody produced in this laboratory (mAb 4E6). Pooled human seminal plasma was fractionated by consecutively applied methods: affinity chromatography on Lentil lectin sepharose, gel chromatogr...

journal_title：Andrologia

authors： Dimitrova D,Kehayov I,Kyurkchiev S

更新日期：1993-09-01 00:00:00

abstract：:Cisplatin, a common chemotherapeutic drug, can induce testicular toxicity. Methylene blue, a potent antioxidant, can inhibit the generation of free radicals. This research aimed to study the protective effect of methylene blue against the cisplatin-induced toxicity of the reproductive system in rats. 35 male Wistar ra...

journal_title：Andrologia

authors： Gholami Jourabi F,Yari S,Amiri P,Heidarianpour A,Hashemi H

更新日期：2021-02-01 00:00:00

abstract：:E prostaglandins are formed in seminal vesicles and can be oxygenated by (omega-1)-hydroxylation catalysed by cytochrome P450 to 19(R)-hydroxy metabolites. The latter are not further metabolized. Prostaglandin E1 (PGE1), PGE2, 19-hydroxy-PGE1 and 19-hydroxy-PGE2 were measured in seminal fluid of 95 men, who attended t...

journal_title：Andrologia

authors： Pourian MR,Kvist U,Björndahl L,Oliw EH

更新日期：1995-03-01 00:00:00

abstract：:Sexual dysfunction is more prevalent in psychotic patients than in the nonpsychotic population. The objective of this study was to identify correlations between serum prolactin levels, testosterone levels and erectile dysfunction in patients with first-episode psychosis (n = 40) compared to age-matched healthy control...

journal_title：Andrologia

authors： Gaber HD,El-Beeh KAM,Abd Al-Naser FAW,Hosny A

更新日期：2020-12-01 00:00:00

abstract：:Exposure of intact rats to increasing doses of oestradiol-17 beta in the presence of a constant amount of exogenous androgen caused a dose-related increase in the concentration of zinc in the lateral lobes and a decrease in the levels of ventral lobe prolactin binding. These changes occurred concomitantly with a dose-...

journal_title：Andrologia

authors： Oldereid NB,Thomassen Y,Rui H,Gordeladze JO,Haug E,Purvis K

更新日期：1986-09-01 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 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

abstract：:Residues of chlorinated pesticides--HCB, alpha-, beta-, gamma-, delta-, epsilon-HCH isomers, heptachlor epoxide, DDE and DDT isomers in bilateral testicular biopsy material were determined in gas liquid chromatography with electron capture detector (GLC-ECD). The average levels of chlorinated pesticides residues occur...

journal_title：Andrologia

authors： Szymczynski GA,Waliszewski SM

更新日期：1983-11-01 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：:One prerequisite for fertilization is the specific binding of spermatozoa to the zona pellucida. However, the factors and mechanisms involved in this gamete contact are not well understood. Gamete recognition and binding are species-specific and are controlled by oligosaccharides of the zona and their corresponding ca...

journal_title：Andrologia

authors： Michelmann HW,Töpfer-Petersen E,Schwartz P,Gratz G,Magerkurth C

更新日期：2001-09-01 00:00:00

abstract：:Previous studies have shown that alpha1-adrenergic receptor antagonists may alter seminal vesicle contractility and impair fertility in male rats. This study was designed to investigate the effects of terazosin on the catalase expression in the seminal vesicles and the lipid peroxidation of the seminal fluid in normal...

journal_title：Andrologia

authors： Mitropoulos D,Patris E,Deliconstantinos G,Kyroudi-Voulgari A,Anastasiou I,Perea D

更新日期：2013-04-01 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