AIM This study was designed to evaluate the prophylactic effect of Nigella sativa (NS) treatment on toxic effects induced by lead acetate (LA) on the reproductive hormones, spermiogram and gonadal histology of rats. MATERIALS AND METHODS A total of 20 Sprague-Dawley rats were divided into four groups of five rats each. Group 1 (negative control [NC]) was the NC and was given distilled water, ...

The present study was conducted to investigate the preventive effects of squid ink polysaccharides (SIP) on the damage of sperm and reproduction induced by cyclophosphamide that is most commonly used for treating clinically cancers. Male Kunming mice exposed to cyclophosphamide were administered with SIP and were sacrificed to determine sperm parameters, testicular antioxidant ability and repro...

Objective Indiscriminate use of synthetic pyrethroid insecticides, Cypermethrin (Cyp) and Deltamethrin (Del) have been reported to cause system toxicity in mammals including humans. The dietary antioxidants protects tissues and organs against insecticides/xenobiotic induced damage. In present study, we evaluated the effect of exposure of Cyp and Del and possible protective roles of curcumin and...

the present study was aimed to test the efficacy of adding vitamins c or e to tris-fructose-egg yolk diluent to increase awassi ram sperm storage period at 5 ˚c. semen samples from six mature awassi rams were used in this study. the semen samples were diluted by tris-glucose-egg yolk. diluted semen sample was divided into three parts. the first part was added with 0.9 mg ml-1 vitamin c, the sec...

Received: 21 January, 2014 Accepted: 30 March, 2014 Published: 20 April, 2014 A study was conducted to investigate the effect Gonadotropins supplied to culture medium on human sperm parameters and sperm DNA structure during in vitro sperm activation. Thirty infertile patients were included. Semen sample was divided into 3 aliquots. One mL of SMART medium either alone (control group) or supplied...

The present trial was conducted to investigate the effect of using bay leaf powder and its oil on male semen characteristics, female reproductive traits, plasma hormonal alteration hatchability local quails. results were summarized uses different levels (Laurel nobilis L.) as feed additives in quail diets significantly (P≤0.05) higher body weight, testis relative gonadosomatic index, size area ...

background: vitamin e is an effective antioxidant, protecting cells against oxidative stress. objective: in this investigation the protective effect of vitamin e on the testis during development and spermatogenesis in rats exposed to sodium arsenite was evaluated. materials and methods: pregnant wistar rats were divided into 4 groups (n=8) control, sodium arsenite (8 mg/kg/day), sodium arsenite...

Background:In recent years, the use of chemicals in agriculture, industry, and public health has become so common that the environment is continuously contaminated by the toxic substance-like metals. Aluminum released due to anthropogenic activities such as mining and industrial uses. Aluminium has several industrial uses. The present study was designed to investigate the effect of aluminium ch...

background: prescription of antioxidants might increase the quality of sperm parameters and improve the rate of pregnancy in obese people who suffer from infertility. therefore, the present study investigated protective effects of vitamin a, e and astaxanthin on sperm parameters and seminiferous tubules epithelium in high-fat diet model. methods: thirty-six numbers of 3 months old albino wistar...