The relationship between ejaculated ram sperm mitochondrial protein synthesis and motility.

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：:Recent studies have suggested that maternal characteristics can affect reproductive health of offspring, possibly through pre-natal hormonal influence. Anogenital distance (AGD) is an anthropometric measure which is a sensitive reproductive endpoint of masculinisation. It provides a read-out of pre-natal androgen expo...

journal_title：Andrologia

authors： Singal AK,Jain VG

更新日期：2016-08-01 00:00:00

abstract：:Erectile dysfunction could be an early sign of endothelial dysfunction and, therefore, of cardiovascular disease, with which it shares many risk factors. Among reversible risk factors, physical inactivity is one of the most important. Regular physical exercise has been shown to improve erectile function through differ...

journal_title：Andrologia

authors： Duca Y,Calogero AE,Cannarella R,Giacone F,Mongioi LM,Condorelli RA,La Vignera S

更新日期：2019-06-01 00:00:00

abstract：:Alternations of estramustine binding protein (EMBP) concentration in rat prostate in relation to androgen status under hypo- and hyperthyroid conditions was estimated by means of radioimmunoassay (RIA). In hyperthyroid rats, EMBP concentration in dorsal as well as in lateral prostate was not significantly changed, but...

journal_title：Andrologia

authors： Shiina H,Sumi H,Ishibe T,Usui T

更新日期：1991-03-01 00:00:00

abstract：:Leptin is a 167-amino acid protein that stimulates gonadotrophin-releasing hormone secretion and exerts indirect effects on the gonads via neuropeptide Y, NPY. Recent research has suggested that leptin may also have an effect on testosterone secretion. To investigate the role of leptin in reproduction, leptin in testi...

journal_title：Andrologia

authors： Glander HJ,Lammert A,Paasch U,Glasow A,Kratzsch J

更新日期：2002-09-01 00:00:00

abstract：:In 3 mature bulls 2 injections (i.m.) of 150 mg 2-Br-alpha-ergocryptine (CB-154, Sandoz) within 48 hrs. decreased the plasma prolactin concentrations significantly for about 14 days (first experiment). In a second experiment, where treatment was repeated after 2 weeks, the period of maximal prolaction deficiency could...

journal_title：Andrologia

authors： Stolla R,Schams D,Gimenez T,Leidl W

更新日期：1979-01-01 00:00:00

abstract：:Although feeding diets containing the extract powder of Lepidium meyenii (maca), a plant growing in Peru's Central Andes, increases serum testosterone concentration associated with enhanced ability of testosterone production by Leydig cells in male rats, changes in testicular steroidogenesis-related factors by the mac...

journal_title：Andrologia

authors： Ohta Y,Kawate N,Inaba T,Morii H,Takahashi K,Tamada H

更新日期：2017-12-01 00:00:00

abstract：:Azoospermia factor (AZF) genes on the long arm of the human Y chromosome are involved in spermatogenesis, and microdeletions in the AZF region have been recognised to be the second major genetic cause of spermatogenetic failure resulting in male infertility. While screening for these microdeletions can avoid unnecessa...

journal_title：Andrologia

authors： Zhu XB,Gong YH,He J,Guo AL,Zhi EL,Yao JE,Zhu BS,Zhang AJ,Li Z

更新日期：2017-06-01 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：:Spermatozoa of six men with normozoospermia, oligozoospermia and teratozoospermia were capacitated in vitro in modified Tyrode's medium und evaluated for acrosome reaction using the recently described triple-stain technique. The resulting kinetics illustrate the different capacitation behaviour and ability of spermato...

journal_title：Andrologia

authors： Töpfer-Petersen E,Heissler E,Schill WB

更新日期：1985-05-01 00:00:00

abstract：:Leydig cells and seminiferous tubules of human testicular tissue were successfully separated by means of an anti-substance P-antiserum. On incubation with (14C)-testosterone or (14C)-dihydrotestosterone (DHT) it could be shown that besides DHT and 5 alpha-androstane-3 alpha, 17 beta-diol (3 alpha-diol) also 5 alpha-an...

journal_title：Andrologia

authors： Tamm J,Volkwein U,Schulze W

更新日期：1990-01-01 00:00:00

abstract：:Oestrus urine was proved as a potential endocrine modulator in alleviating the toxicity induced by 3-methylcholanthrene (3-MC) in male rats. We, in this study, aimed to prove the attributing potential of toxicity alleviation to squalene, an oestrus-specific pheromone in rats. A single dose of 3-methylcholanthrene (25 ...

journal_title：Andrologia

authors： Suriyakalaa U,Ramachandran R,Usha K,Sankarganesh D,Praveenkumar D,Abinaya S,Tirupathi Pichiah PB,Kamalakkannan S,Achiraman S

更新日期：2018-12-01 00:00:00

abstract：:Hyperactivity of the sympathetic nervous system may play an important role in primary premature ejaculation (PPE), and dapoxetine, a selective serotonin reuptake inhibitor, plays a role in its treatment. We evaluated the success of dapoxetine treatment in PPE patients with a penile sympathetic skin response (PSSR). Of...

journal_title：Andrologia

authors： Kati B,Ay H

更新日期：2018-11-01 00:00:00

abstract：:Interchromosomal effect is a controversial phenomenon postulating that during gametogenesis of translocation carriers, aside from the unbalanced segregation of chromosomes involved in the translocation, other, structurally normal chromosomes might also be affected and segregated abnormally. Here, we present a balanced...

journal_title：Andrologia

authors： Yıldırım MS,Arslan AB,Zamani AG

更新日期：2021-02-01 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：:Maturation arrest is a common cause of male infertility which has caused worldwide concern, and its pathophysiological process remains further elucidation. Our study aimed to identify genetic characteristics of maturation arrest by comparing gene expression between maturation arrest and normal samples using microarray...

journal_title：Andrologia

authors： Fang Y,Liu D,Yang Y,Zhang H,Wu H,Jiang H,Zhao L,Zhang Z

更新日期：2020-12-01 00:00:00

abstract：:The acrosome reaction of human spermatozoa was induced by changes of temperature. Spermatozoa were collected from fertile donors and a patient group, and selected by the "swim-up" method. The spermatozoa were treated in two different ways: Protocol I: 24 hours at room temperature followed by additional incubation at 3...

journal_title：Andrologia

authors： Sanchez R,Toepfer-Petersen E,Aitken RJ,Schill WB

更新日期：1991-05-01 00:00:00

abstract：:Sperm investigations of 35 epileptics being treated with hydantoin for a period of more than three years have shown that by a large dispersion of evaluations only 52% of the sperm cells were intact (teratozoospermia; compared with a normal limit of 60% p = 5%, of 70% p = 1%). The mobility of the sperm cells was 49% (a...

journal_title：Andrologia

authors： Schramm P,Seyfeddinipur N

更新日期：1980-01-01 00:00:00

abstract：:Microsurgical epididymal sperm aspiration (MESA) and testicular sperm extraction (TESE) require close cooperation between andrologists, urologists and gynaecologists. Intracytoplasmic sperm injections were established in Giessen in March 1994 and embryo transfer (ET) was performed in 342 of 375 patients (91.2%). The p...

journal_title：Andrologia

authors： Köhn FM,Schroeder-Printzen I,el Mulla KF,Jung A,Stalf T,Weidner W,Gips H,Künzel W,Schill WB

更新日期：1996-01-01 00:00:00

abstract：:Chronic prostatitis/chronic pelvic pain syndrome (CP/CPPS) is an intractable disease. This study aimed to assess the efficacy of cryotherapy in the therapy of CP/CPPS. One hundred and seventy-two patients with CP/CPPS were randomised to receive cryotherapy or sham cryotherapy. The follow-up assessments were done at we...

journal_title：Andrologia

authors： Peng X,Gao H,Wang J

更新日期：2020-12-24 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：: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 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：: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：: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：: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：:Insulin-like factor 3 (INSL3) has an important role in the human reproductive system; however, its detailed function is still mysterious. We aimed to investigate the possibility of expression of RXFP2 receptor on human spermatozoa and to determine the anti-apoptotic and antioxidant mechanism derived the binding of INS...

journal_title：Andrologia

authors： Shokri S,Tavalaee M,Ebrahimi SM,Ziaeipour S,Nasr-Esfahani MH,Nejatbakhsh R

更新日期：2020-10-01 00:00:00

abstract：:Between 1994 and 2010, a total of 123 patients with obstructive azoospermia due to aplasia of vas deferens (CAVD) were surgically treated. In 110 patients, the condition was bilateral (CBAVD), 13 men had unilateral aplasia (CUAVD), and 10 patients additionally had aplasia of one kidney. All patients underwent CFTR gen...

journal_title：Andrologia

authors： Schwarzer JU,Schwarz M

更新日期：2012-10-01 00:00:00

abstract：:The aim of this study was to evaluate seasonal changes in basic parameters of sperm quality and freezability behaviour of ejaculates from 10 fertile heavy draft stallions. A total of 140 ejaculates were collected, processed and evaluated during both the breeding (September-November) and non-breeding seasons (April-Jun...

journal_title：Andrologia

authors： Ebel F,Vallejos A,Gajardo G,Ulloa O,Clavel E,Rodríguez-Gil JE,Ramírez-Reveco A

更新日期：2020-12-01 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