Antifertility plant products: testicular cell population dynamicsfollowing solasodine (C27H43O2N) administration in rhesus monkey (Macaca mulatta).

abstract：:Mast cells in the bilateral testicular biopsies of 30 patients with a 'mixed atrophy' of seminiferous tubules were analysed. Seven biopsies from vasectomized patients served as controls. With regard to their characteristic location within testicular tissue, two groups of mast cells could be distinguished, in both cont...

journal_title：Andrologia

authors： Jezek D,Banek L,Hittmair A,Pezerović-Panijan R,Goluza T,Schulze W

更新日期：1999-07-01 00:00:00

abstract：:The male component that is necessary for successful reproduction depends on a large variety of biological processes working in concert. The sperm-egg interaction occurs through complementary molecules and is an obligatory process for successful fertilization. However, this complex phenomenon and its molecular mechanis...

journal_title：Andrologia

authors： Hinsch KD,Hinsch E

更新日期：1999-09-01 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：:Over the past decades, there is an increasing number of association studies of telomere length (TL) and the risk and recurrence of prostate cancer (PCa), but the results are inconsistent. Hence, we identify the relevant studies published in English on or before 10 January 2019 conducting a literature review in the ele...

journal_title：Andrologia

authors： Hu R,Hua XG,Jiang QC

更新日期：2019-08-01 00:00:00

abstract：:The androgen receptor (AR) is a ligand-activated transcription factor member of the nuclear receptor superfamily. The existence of alternatively spliced variants is well recognised for several members of this superfamily, most of them having functional importance. For example, several testicular oestrogen receptor var...

journal_title：Andrologia

authors： Laurentino SS,Pinto PI,Tomás J,Cavaco JE,Sousa M,Barros A,Power DM,Canário AV,Socorro S

更新日期：2013-06-01 00:00:00

abstract：:Chronic prostatitis/chronic pelvic pain syndrome (CP⁄CPPS) is the prostate gland inflammation characterised as genitourinary pain in the pelvic region. The rat experimental autoimmune prostatitis (EAP) was achieved to mimic CP⁄CPPS. The expressions of transient receptor potential vanilloid 1 (TRPV1) in the prostate, b...

journal_title：Andrologia

authors： Zhang J,Yi QT,Gong M,Zhang YQ,Liu D,Zhu RJ

更新日期：2019-09-01 00:00:00

abstract：:The effect of chronic chloroquine administration on prostaglandin E1 (PGE1) and human chorionic gonadotropin (hCG) stimulation of testosterone secretion by the rat Leydig cells was studied. Adult albino (Wistar strain) rats were injected with 4 mg/kg body weight of chloroquine phosphate every other day for 30 days. At...

journal_title：Andrologia

authors： Nduka EU,Dada OA

更新日期：1987-09-01 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：:To explore the correlation between SERT expression and sexual activities and seek the possible mechanism of SERT in regulating ejaculations, we analysed the sexual activities and biochemical characteristics of five measured neural regions in three rat genotypes (SERT-/- , SERT+/- and SERT+/+ ). The results showed the ...

journal_title：Andrologia

authors： Geng H,Peng D,Huang Y,Tang D,Gao J,Zhang Y,Zhang X

更新日期：2019-08-01 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：:The aim of this study was to find discriminatory parameters, based on sperm characteristics on the day of ovum pickup, that can help guide the decision to perform either intracytoplasmic sperm injection (ICSI) or in vitro fertilisation (IVF). We evaluated 112 cycles fertilised with both regular and ICSI insemination d...

journal_title：Andrologia

authors： Wiser A,Ghetler Y,Gonen O,Piura E,Berkovits A,Itskovich A,Rom T,Shulman A

更新日期：2012-04-01 00:00:00

abstract：:A substantial body of evidence has accumulated in recent years that human semen quality may be deteriorating. This has been associated with evidence of other changes in male reproductive health, including increases in congenital malformations and testicular cancer in humans, and similar problems in wildlife. Unfortuna...

journal_title：Andrologia

authors： Irvine DS

更新日期：2000-09-01 00:00:00

abstract：:The incretory testicular function was tested in 21 patient with varicocele aged 19 to 39 years. In one group baseline testosterone was measured, while a second group received a single injection of 5000 IU HCG. Testosterone was studied in peripheral plasma in the spermatic vein and in testicular tissue. Baseline values...

journal_title：Andrologia

authors： Pirke KM,Vogt HJ,Sintermann R,Spyra B

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：:A critical review of the gonadotropin therapy in male infertility or hypofertility is presented. In the author's opinion, the poor and conflicting results so far obtained wih this kind of treatment are mainly due to inadequate selection of the patients admitted to the treatment itself. The author stresses some points ...

journal_title：Andrologia

authors： Isidori A

更新日期：1981-05-01 00:00:00

abstract：:Human spermatozoa were incubated with gossypol acetic acid (100 micrograms/1 X 10(6) spermatozoa/ml) at 37 degrees C for 30 min. The drug treatment inhibited the spermatozoal motility significantly. Washing of the spermatozoa, after gossypol treatment, did not effect their motility. A partial revival in the motility o...

journal_title：Andrologia

authors： Kalla NR,Gadru N,Foo TW

更新日期：1986-07-01 00:00:00

abstract：:The spontaneous contractility of the rat epididymis was recorded in vivo and the effects of cyproterone acetate were studied. At 7 days after cyproterone acetate daily administration the records of the epididymal contractility did not show significant differences from the records obtained in control animals. On the co...

journal_title：Andrologia

authors： Hib J,Ponzio RO

更新日期：1977-10-01 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：:The effect of gossypol--a polycyclic compound isolated from cotton seeds--on the plasminogen activator activity of man and ram acrosomal extracts was explored in vitro. The action of gossypol on the plasminogen activator activity was investigated by a spectrophotometric method using the chromogenic substrate S-2251. G...

journal_title：Andrologia

authors： Taitzoglou IA,Tsantarliotou M,Kouretas D,Kokolis NA

更新日期：1999-12-01 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：:Abutilon pannosum (Forst.f.) Schlecht. is used for male sexual performance. In this study, we have investigated aphrodisiac potential of A. pannosum stem bark methanol extract (APM) in rat. Male rats were administered with APM (400 mg/kg) on daily basis for 5, 10 and 15 days. Time interval for mount latency, intromiss...

journal_title：Andrologia

authors： Khalil I,Khan MR,Ghani M,Akbar F

更新日期：2019-11-01 00:00:00

abstract：:The purpose of our analysis is to identify the effect of l-carnitine (LC) and l-acetyl carnitine (LAC) on the semen parameters of men with idiopathic oligoasthenoteratozoospermia (iOAT). We performed a comprehensive search to ascertain all the trials about LC and LAC in the treatment of iOAT and compared the results, ...

journal_title：Andrologia

authors： Zhang X,Cui Y,Dong L,Sun M,Zhang Y

更新日期：2020-03-01 00:00:00

abstract：:The effect of immunosuppression with dexamethasone on sperm antibody formation following vasectomy in men was determined. Vasectomized men were treated with dexamethasone (4 mg) tablets starting two days prior to vasectomy and each day thereafter for a total of eight days for a total dose of 30 mg. There was no signif...

journal_title：Andrologia

authors： Curtis GL,Kahl VA,Ryan WL

更新日期：1987-11-01 00:00:00

abstract：:We reported our initial experience of robotic-assisted laparoscopic artery-sparing varicocelectomy using indocyanine green (ICG) fluorescence angiography in treatment of varicocele. A total of 45 varicocelectomies in 27 patients were performed. The mean operation time was 49.1 ± 8.5 min for unilateral and 65.6 ± 8.3 m...

journal_title：Andrologia

authors： Teng J,Jia Z,Ai X,Luo X,Guan Y,Hao X,Fei W

更新日期：2020-12-01 00:00:00

abstract：:Incidents of male infertility are mushrooming worldwide. Oxidative stress plays a prime role for its onset. Considering this background, the study was designed to focus the direct role of lycopene on cyproterone acetate (CPA) induced testicular hypofunction in rat. Four groups have been considered including the vehicl...

journal_title：Andrologia

authors： Tripathy A,Ara F,Ghosh P,Ghosh D

更新日期：2020-04-01 00:00:00

abstract：:On the basis of microscopical examination and further differentiation by special stain techniques, a new classification of defects of midpieces and tails of spermatozoa will be presented: First degree disorders i.e. abnormalities of the staining behaviour and minor structural defects, second degree disorders revealing...

journal_title：Andrologia

authors： Haidl G,Hartmann R,Hofmann N

更新日期：1987-07-01 00:00:00

abstract：:To improve the boar sperm cryopreservation process, the influence of the sugar (lactose, trehalose) source and the cryoprotectant [glycerol, dimethylformamide (DMF)] on the success of freezing was investigated. Sperm samples were frozen in one of six extenders: lactose plus 3% glycerol (LG); lactose plus 1.5% glycerol...

journal_title：Andrologia

authors： Malo C,Gil L,Cano R,Martínez F,García A,Jerez RA

更新日期：2012-05-01 00:00:00

abstract：:High-fat diets (HFDs) are detrimental to steroidogenesis and male fertility. This study aimed to investigate the protective effects of melatonin (MT) treatment on testicular dysfunction in mice fed with HFD. C57BL/6J male mice were randomly divided into three groups: CTRL, HFD and HFD + MT. MT treatment mitigated the ...

journal_title：Andrologia

authors： Chen C,Ling MY,Lin FH,Xu L,Lv ZM

更新日期：2019-09-01 00:00:00

abstract：:The reduction of sperm motility and subsequently reduced ability to undergo capacitation and acrosome reaction are considered as common causes of male infertility. The β-defensin family is a group of well-known secretory proteins with antimicrobial activity that contribute to the process of "sperm maturation" during t...

journal_title：Andrologia

authors： Khayamabed R,Tavalaee M,Taherian SS,Nasr-Esfahani MH

更新日期：2020-02-01 00:00:00

abstract：:The concentration of sodium and potassium ions was measured by flame photometry in human seminal plasma and human sperm cells as well as in a sperm cell suspension infected experimentally with Ureaplasma urealyticum during incubation as long as 22 hours. The sodium concentration is 86.2 +/- 21.97 mmol/l cells in sperm...

journal_title：Andrologia

authors： Mehl M,Petzoldt R,Engel S,Bollmann R,Köhler W

更新日期：1986-03-01 00:00:00