Isolation method of Leydig cells from mature male Djungarian hamsters (Phodopus sungorus) and their steroidogenic activity in vitro.

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：:Several studies have shown that high oxidative stress levels are associated with varicocele. The GST (glutathione S-transferase) family of genes is critical in the protection of cells from oxidative stress because they utilise as substrates a wide variety of products of oxidative stress. The objective of this study wa...

journal_title：Andrologia

authors： Acar H,Kılınç M,Guven S,Inan Z

更新日期：2012-02-01 00:00:00

abstract：:Although histamine has been suggested to be involved in the control of male sexual function, including the induction of penile erection, its role in the human corpus cavernosum penis is still poorly understood. The aim of our study was to evaluate the course of histamine plasma levels through different stages of sexua...

journal_title：Andrologia

authors： Uckert S,Wilken M,Stief C,Trottmann M,Kuczyk M,Becker A

更新日期：2012-05-01 00:00:00

abstract：:In 17 cases of male sterility with so-called "mixed atrophy" in testicular biopsies, the germinal epithelium was investigated by quantitative as well as by ultrastructural means. In 13 cases, the number of spermatids only was reduced, in 2 cases earlier stages of germinal cells were diminished also. Normal quantitativ...

journal_title：Andrologia

authors： Sigg C,Hedinger C

更新日期：1981-09-01 00:00:00

abstract：:A histochemical study has been made of the localization and changes of lipids, carbohydrates, ATPase and 5'-nucleotidase in fresh and fixed frozen sections of testicular and epididymal components in the normal and alpha-chlorohydrin-treated rats. After treatment with a single low dose of alpha-chlorohydrin, the phosph...

journal_title：Andrologia

authors： Guraya SS,Gill SK

更新日期：1978-07-01 00:00:00

abstract：:We studied the protective effect of Satureja khuzestanica essential oil (SKEO) against damage caused by busulfan on testis in male mice. The NMRI mice (n = 40) were assigned to four groups including: G1: control, G2: treated with busulfan for 4 days (3.2 mg kg(-1)), G3: receive busulfan (4 days, 3.2 mg kg(-1)) and SKE...

journal_title：Andrologia

authors： Nasimi P,Vahdati A,Tabandeh MR,Khatamsaz S

更新日期：2016-02-01 00:00:00

abstract：:Three new cases of low chiasma frequency in infertile men are described. In the first case, all cells showed abnormal diakineses; in the second, 20% of the diakineses were desynaptic, while the remaining 80% were normal; in the third, all diakineses were desynaptic and showed chromosome fragmentation. The possible mec...

journal_title：Andrologia

authors： Templado C,Marina S,Egozcue J

更新日期：1976-01-01 00:00:00

abstract：:Two esterases previously identified in seminal plasma, on the basis of their electrophoretic mobility, immunogenicity and sensitivity to organophosphorus esters were detected in various human external secretions and leucocyte extracts. alpha-Esterase was found to be abundant in urine and milk whereas this enzyme occur...

journal_title：Andrologia

authors： Roberts TK,Masson PL,Lauwerys R,Heremans JF

更新日期：1976-01-01 00:00:00

abstract：:In sows, the oviductal sperm-binding glycoprotein (SBG), which binds to the periacrosomal region of boar sperm, has been shown to be involved in sperm selection. In this work, we isolated porcine sperm proteins that interact with SBG. One of them is identified as a homologue of human S100A7 (psoriasin). Anti-human S10...

journal_title：Andrologia

authors： Teijeiro JM,Marini PE

更新日期：2012-05-01 00:00:00

abstract：:A careful history and evaluation of men with chronic orchialgia elucidates the aetiology in some men to be a hyperactive cremaster muscle reflex with testicular retraction as the cause. The objective is to evaluate outcomes in men who underwent microsurgical subinguinal cremaster muscle release (MSCMR) with a retrospe...

journal_title：Andrologia

authors： Kavoussi PK

更新日期：2020-02-01 00:00:00

abstract：:Recent advances in the understanding of erectile physiology have improved the prompt diagnosis and treatment of priapism. During initial assessment, the physician must distinguish between veno-occlusive low flow (ischemic) and arterial high flow (nonischemic) in order to choose the correct treatment option for each ty...

journal_title：Andrologia

authors： Martínez Portillo FJ,Jünemann KP

更新日期：1999-01-01 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：:Primordial germ cells in the mouse are known to be derived from the epiblast. They can be identified histochemically, by their high alkaline phosphatase activity. At 8 d post coitum they have been observed within the embryonic part of the egg cylinder, at the posterior end of the primitive streak. Earlier, at 7.25 day...

journal_title：Andrologia

authors： McLaren A

更新日期：1992-09-01 00:00:00

abstract：:Pesticides can be toxic to desirable plants and animals, including humans. The aim of this study was to investigate the reproductive effects of low doses of pesticides on male offspring of exposed pregnant mice. Three groups of five female mice were treated daily by oral gavage with dimethoate (5 mg kg(-1) per day), d...

journal_title：Andrologia

authors： Ben Slima A,Ben Abdallah F,Keskes-Ammar L,Mallek Z,El Feki A,Gdoura R

更新日期：2012-05-01 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：:Gamma-glutamyl transpeptidase was purified to apparent homogeneity from human testis by DEAE cellulose, acetone, precipitation, fractionation by ammonium sulphate, Sephacryl S-200 chromatography, Q-Sepharose chromatography and S-Sepharose chromatography following solubilization of the enzyme by Triton X-100. The purif...

journal_title：Andrologia

authors： Yoshida K,Arai K,Kobayashi N,Saitoh H

更新日期：1990-05-01 00:00:00

abstract：:Sperm morphology has been consistently correlated with fertilisation success or failure. The clinical relevance of the percentage normal spermatozoa has been a widely discussed topic amongst infertility specialists and scientists. This study aimed to evaluate the role of sperm morphology as an indicator of additional ...

journal_title：Andrologia

authors： Franken DR

更新日期：2015-08-01 00:00:00

abstract：:Various nuclear sperm alterations are reported in patients with syndromic teratozoospermia; however, this has not been clearly identified yet in total polymorphic teratozoospermia. The aim of this study was to analyse sperm aneuploidy, DNA integrity and chromatin packaging in 45 infertile patients with total polymorph...

journal_title：Andrologia

authors： Braham A,Ghedir H,Zidi I,Sallem A,Hajlaoui A,Ajina M,Saad A,Ibala-Romdhane S

更新日期：2019-06-01 00:00:00

abstract：:Cyclophosphamide is a drug used for chemotherapy and as an immune-suppressive in the organ transplantation. Despite its many clinical implications in the treatment of cancers, this drug has toxic effects on the reproductive system. This study aimed to evaluate the effect of ghrelin against the damages caused by cyclop...

journal_title：Andrologia

authors： Salimnejad R,Soleimani Rad J,Mohammad Nejad D,Roshangar L

更新日期：2018-03-01 00:00:00

abstract：:After a single injection of serum gonadotrophin (PMSG) at the dose of 15 IU/kg, i.m. into rams testosterone in the plasma of blood showed a significant rise between 4th and 7th day post-injection. At the same time (4th-7th day) the plasminogen activator activity (PAA) in seminal plasma was found to be increased, but t...

journal_title：Andrologia

authors： Rekkas C,Belibasaki S,Taitzoglou I,Kokolis N,Smokovitis A

更新日期：1991-07-01 00:00:00

abstract：:The lipid composition of the sperm membrane has been shown to exert a significant effect upon the functional quality of spermatozoa. We have studied fatty acid composition of the phospholipids in spermatozoa in asthenozoospermic and normozoospermic men and determined the ratio of polyunsaturated fatty acids (PUFAs) to...

journal_title：Andrologia

authors： Tavilani H,Doosti M,Abdi K,Vaisiraygani A,Joshaghani HR

更新日期：2006-10-01 00:00:00

abstract：:Ten subfertile men affected by idiopathic oligoteratoasthenozoospermia and exhibiting normal serum hormone levels received a long-term treatment with human pure follicle-stimulating hormone (hp-FSH) (150 IU, intramuscularly, three times per week for 6 months). Semen parameters and ultrastructural features of spermatoz...

journal_title：Andrologia

authors： Arnaldi G,Balercia G,Barbatelli G,Mantero F

更新日期：2000-05-01 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：:Leydig cell function, as judged from testosterone concentrations in plasma and in testicular tissue after LH stimulation, was tested in adult rat testes 4 days after brief exposure of the scrotum to 33 degrees and 43 degrees C, respectively. There was no significant difference in basal plasma testosterone concentratio...

journal_title：Andrologia

authors： Damber JE,Bergh A,Janson PO

更新日期：1980-01-01 00:00:00

abstract：:Testicular dysfunction or damage is among the critical side effects of chemotherapeutic drugs like cisplatin. This study was mapped out to assess the possible therapeutic effect of eugenol on cisplatin-induced testicular damage. In this experimental study, a single dose of cisplatin (15 mg/kg) was given intraperitonea...

journal_title：Andrologia

authors： Ekinci Akdemir FN,Yildirim S,Kandemir FM,Aksu EH,Guler MC,Kiziltunc Ozmen H,Kucukler S,Eser G

更新日期：2019-10-01 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：:Nonylphenol (NP) is known as an environmental pollutant that has adverse effects on the spermatogenesis process. In this review, we focus on (1999-2020) studies on the effect of this pollutant on the sperm parameters and the male reproductive system. Spermatogenesis is a process in which male spermatogonia (primary ge...

journal_title：Andrologia

authors： Malmir M,Faraji T,Ghafarizadeh AA,Khodabandelo H

更新日期：2020-07-14 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：: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：:The Fas system is involved in the control of immune system homeostasis and nonfunctional Fas system leads to autoimmune disease in mice and humans. The Fas system is a mechanism through which cells expressing Fas ligand (FasL) induce apoptosis of Fas expressing cells. In mouse and rat, the testis represents the main s...

journal_title：Andrologia

authors： Riccioli A,Salvati L,D'Alessio A,Starace D,Giampietri C,De Cesaris P,Filippini A,Ziparo E

更新日期：2003-02-01 00:00:00