Sperm Quality Articles & Analysis
7 articles found
What is the one thing that you consume every day and is essential for the survival of life on earth that you don’t expect to have plastic in it? I hate to be to break this down to you, but it is water. The water which you drink every day has plastic in it. How? Let us dive into it. If it comes down to naming the present age, the last 30 years, in particular, we would definitely call it the ...
Nutritional requirements must also be met and many boars benefit from “increased zinc and selenium levels; including calcium and phosphorus above grow finishing diet. Feed quality and nutrition programs have a direct impact on sperm count and quality as well as boar stamina. ...
In a March 2013 resolution, the EP urged the EC to take measures to reduce exposure to endocrine disruptors because of recent increases in cases of impaired sperm quality, early onset of puberty, "certain cancers," and other disorders. ...
In this study, zebrafish were exposed to low concentrations (0, 0.46, 4.0, and 37.5 µg/L) of mono‐(2‐ethylhexyl) phthalate (MEHP) for 81 days, and the effects on reproduction, gamete quality, plasma vitellogenin (VTG), sex steroids, and transcriptional profiles of key genes involved in steroidogenesis were investigated. The results demonstrated that egg production and ...
Volume, density, total number, and motility and velocity of sperm were measured to assess testicular function. At 0.2 µg/L, BPA reduced steroidogenetic acute regulatory protein and increased estrogen receptors (ERs) messenger RNA (mRNA) transcript (ERβ1 in liver and ERβ2 in testis) after 90 d. ...
The authors report different parameters of male reproductive behavior, brain, and gonadal aromatase expression, as well as sperm quality in an internally fertilizing fish species (Jenynsia multidentata, Jenyns) exposed to environmentally relevant concentrations of 17β‐estradiol (E2). ...
Still other scientists, noting trends and relationships between testicular cancer, undescended testicles, a birth defect called hypospadias (where the penis opens along its length, not at the end of its shaft), and lowered sperm quality, have pointed to exposures to toxic chemicals as a possible underlying cause for this group of health effects that they label ...