Bovine serum albumin: survival and osmolarity effect in bovine spermatozoa stored above freezing point.

abstract：:The rate of increase of sperm DNA fragmentation (rsDF) in fresh and frozen-thawed and processed sperm samples after a density gradient for sperm selection was analysed after 0, 0.5, 1.5, 4.5, 6, 24, 48 and 72 h of incubation at 37 °C, in five donors with proven fertility. The results showed that: (i) sperm DNA fragmen...

journal_title：Andrologia

authors： Gosálvez J,Núñez R,Fernández JL,López-Fernández C,Caballero P

更新日期：2011-12-01 00:00:00

abstract：:The aim of this study was to analyse the impact of assistance on the comprehensibility and reliability of the Turkish version of International Index of Erectile Function (IIEF). In this study, 458 patients were asked to complete the IIEF questionnaire by themselves during their first visit and then once again during t...

journal_title：Andrologia

authors： Bayraktar Z,Atun I

更新日期：2013-04-01 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：:Men with Down syndrome are considered as infertile although the causes of infertility are not known in detail yet. Although this constitutes a general rule there are three confirmed cases of parenting by fathers with Down syndrome. Many investigators have addressed the causes of infertility and their studies indicate ...

journal_title：Andrologia

authors： Stefanidis K,Belitsos P,Fotinos A,Makris N,Loutradis D,Antsaklis A

更新日期：2011-10-01 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：:This study investigated the effects of rutin against reproductive damage caused by toxic mercury in male rats. Thirty-five Sprague Dawley rats were used. Control group was injected with saline for 7 days. The rutin-100 group received 100 mg/kg/b.w. rutin for 7 days. Mercuric chloride (HgCl2 ) group received 1.23 mg/kg...

journal_title：Andrologia

authors： Kandemir FM,Caglayan C,Aksu EH,Yildirim S,Kucukler S,Gur C,Eser G

更新日期：2020-04-01 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：:A 45-year-old male with azoospermia was presented to us with primary infertility. We found that he had been taking testosterone due to erectile dysfunction. Upon its discontinuation, the normozoospermia was restored. This led to a pregnancy. In men aged 40-50, the diagnostic work up of testosterone deficiency should b...

journal_title：Andrologia

authors： Jan Z,Pfeifer M,Zorn B

更新日期：2012-05-01 00:00:00

abstract：:We aimed to study the correlation between leukocyte counts in semen and bacterial pathogens in seminal samples of infertile men, and to establish the minimum leukocyte count associated with significant bacteriospermia. A total of 116 patients who underwent evaluation of fertility were investigated using routine semen ...

journal_title：Andrologia

authors： Gdoura R,Kchaou W,Znazen A,Chakroun N,Fourati M,Ammar-Keskes L,Hammami A

更新日期：2008-08-01 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 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：:Idiopathic oligoathenoteratozoospermia (iOAT) is a common finding in the evaluation of male infertility. Oxidative stress (OS) may underlie its pathology. Tamoxifen and l-carnitine are used to treat idiopathic male infertility. The aim of this work was to detect the efficacy of tamoxifen and l-carnitine on sperm param...

journal_title：Andrologia

authors： Nada EA,El Taieb MA,Ibrahim HM,Al Saied AE

更新日期：2015-09-01 00:00:00

abstract：:Fenitrothion (FNT) is a widely used organophosphorus pesticide in agriculture. Quercetin (QR), a plant-derived flavonoid, has a free radical scavenging property. This study investigated the protective effect of QR on FNT-induced testicular toxicity in rats. Twenty-four male rats were divided into four groups. Group I ...

journal_title：Andrologia

authors： Saber TM,Abd El-Aziz RM,Ali HA

更新日期：2016-06-01 00:00:00

abstract：:This short review summarizes some recent findings on arylhydrocarbon (dioxin) receptor expression during early pregnancy in mammals. The arylhydrocarbon receptor is a ligand-activated transcription factor and was originally described as a mediator of the toxic effects of dioxins and other chlorinated hydrocarbons such...

journal_title：Andrologia

authors： Fischer B

更新日期：2000-09-01 00:00:00

abstract：:Natriuretic peptide (NP) family is composed of atrial, brain and C-type NP (NPPA, NPPB and NPPC). Here, we aimed to investigate NP expression in testis and epididymis during postnatal development. NPPA expression was observed in gonocytes at prepubertal period but in only spermatocytes in pachytene and leptotene/zygot...

journal_title：Andrologia

authors： Özbek M,Hitit M,Öztop M,Beyaz F,Ergün E,Ergün L

更新日期：2019-11-01 00:00:00

abstract：:We investigated whether chronic stress, applied from prepuberty to early puberty, interferes with the spermatogenic and androgenic testicular functions. Male pubertal rats (40 days old) were immobilized 6 h per day for 15 days. Plasma concentrations of corticosterone, prolactin and testosterone were significantly augm...

journal_title：Andrologia

authors： Almeida SA,Petenusci SO,Franci JA,Rosa e Silva AA,Carvalho TL

更新日期：2000-01-01 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：:Concerning four own observations by men in the age of 41-69 years it has been reported about the drug-induced gynecomastia. It can be demonstrated that the spironolactone induced gynecomastia disappeared after stopping this drug. The knowledge of such side effects is the condition for a pre-information of the patient ...

journal_title：Andrologia

authors： Schirren U,Hinz B,Schirren C

更新日期：1986-01-01 00:00:00

abstract：:Based on the synchronization between a periodic vibration and flashing light, we designed a device to determine the flagellar beating frequency of human sperm. The head of a spermatozoon was either held by the tip of a micropipette operated with a micromanipulator or adhered by itself on the surface of a glass slide w...

journal_title：Andrologia

authors： Chen CS,Chao HT,Leng CH,Pan RL,Wei YH

更新日期：1998-02-01 00:00:00

abstract：:An aqueous extract of Eurycoma longifolia (Tongkat Ali; TA) roots is traditionally used to enhance male sexuality. Because previous studies are limited to only few sperm parameters or testosterone concentration, this study investigated the in vivo effects of TA on body and organ weight as well as functional sperm para...

journal_title：Andrologia

authors： Solomon MC,Erasmus N,Henkel RR

更新日期：2014-05-01 00:00:00

abstract：:Morphologically normal spermatozoa from groups of men attending the infertility clinic with normal density and motility had subcellular elemental composition measurements from various parts of the spermatozoa compared with anatomically similar spermatozoa from semen with marked oligo- or asthenozoospermia. In the two ...

journal_title：Andrologia

authors： Sheppard BL,Harrison RF,Sheppard U,Jordan M,Hannon K

更新日期：1988-05-01 00:00:00

abstract：:For studies addressing the functions of Leydig cells, isolated cells are often better suited than intact animals. Here, the isolation procedure of Leydig cells from adult male Djungarian hamsters (Phodopus sungorus) is described. Cells were isolated using a procedure involving enzymatic dissociation and Percoll-gradie...

journal_title：Andrologia

authors： Niedziela M,Lerchl A

更新日期：1999-05-01 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：: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：:By means of specific RIA unconjugated 5 alpha-androstan-3 alpha, 17 beta-diol (3 alpha-diol) and 5 alpha-androstane-3 beta, 17 beta-diol (3 beta-diol) have been estimated for the first time in normal and pathological human seminal plasma. Testosterone, 5 alpha-dihydrotestosterone and testosterone-glucosiduronate (T, D...

journal_title：Andrologia

authors： Kurniawan E,Tamm J,Volkwein U,Schirren C

更新日期：1983-03-01 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：:Chromosome aberration is one of the common causes of male infertility. Isodicentric chromosome is a chromosomal aberration in which two arms of a chromosome are identical in morphology and genetics and connected by two centromeres. We firstly reported a case of infertile male with nonmosaic 46, X, idic (Y) (qter-p11.3...

journal_title：Andrologia

authors： Dai Y,Li H,Zhang X,Jia M,Gu X

更新日期：2020-05-01 00:00:00

abstract：:The calcium-binding proteins (CBPs) of mouse epididymal spermatozoa were analysed by mobility changes in the presence of added Ca2+ in two-dimensional sodium dodecyl sulphate-polyacrylamide gel electrophoresis (SDS-PAGE). The expression patterns of relatively high molecular weight CBPs (Mr > 20 kDa) were different bet...

journal_title：Andrologia

authors： Gye MC,Park S,Kim YS,Ahn HS

更新日期：2001-07-01 00:00:00

abstract：:5alpha-Dihydrotestosterone (DHT), the most powerful naturally occurring androgen, is commercially available since 1982 as a gel. In view of its considerably higher biopotency (three to six times) than of testosterone, side effects, particularly on the main target organ of androgens, the prostate, are anticipated. In f...

journal_title：Andrologia

authors： Sakhri S,Gooren LJ

更新日期：2007-12-01 00:00:00

abstract：:The aim of the present study was to investigate the ameliorative effect of curcumin (CMN) against acute cadmium chloride (CdCl(2)) toxicity on male reproductive system in rats. CdCl(2) is known to be a heavy metal and potential environmental pollutant. For this purpose, 28 rats were equally divided into four groups; t...

journal_title：Andrologia

authors： Oguzturk H,Ciftci O,Aydin M,Timurkaan N,Beytur A,Yilmaz F

更新日期：2012-08-01 00:00:00