News articles tagged with 'sperm'
Parental controls on embryonic development?
— 2 Dec 2011 10:11 | HealthWhen a sperm fertilises an egg, each contributes a set of chromosomes to the resulting embryo, which at these very early stages is called a zygote. Early on, zygotic genes are inert,…
Monash scientists uncover a new understanding of male puberty
— 14 Mar 2011 20:48 | HealthScientists from Monash University have uncovered a new understanding of how male puberty begins…
Sperm quality and counts worsening in Finland
— 3 Mar 2011 12:50 | HealthA new study published in the International Journal of Andrology reveals that semen quality has significantly deteriorated during the last ten years in Finland, a country that previously…
Biologists discover 'control centre' for sperm production
— 2 Feb 2011 16:16 | BiologyBiologists at the University of Leicester have published results of a new study into the intricacies of sex in flowering plants…
Antioxidants may improve chances of conceiving in male subfertility
— 19 Jan 2011 17:20 | HealthAntioxidant supplements may benefit couples who have difficulty conceiving naturally, according to a new systematic review published today in The Cochrane Library. The review provides…
A new model to predict accurate outcomes for IVF
— 5 Jan 2011 18:00 | HealthCouple-and treatment-specific factors can be used to provide infertile couples with an accurate assessment of the likelihood of having a successful outcome following in-vitro fertilisation…
Owzat! Bushcrickets' big secret revealed
— 10 Nov 2010 14:22 | BiologyResearchers at the University of Derby and colleagues at the University of Cambridge believe they have found which species has the largest testicles in relation to body weight on the…
Many male cancer patients are missing out on sperm banking
— 28 Oct 2010 16:01 | HealthMany men - whose fertility may be at risk from cancer treatment - are not being offered the chance to store their sperm according to new research published today in the Annals of Oncology…
Exposure to BPA associated with reduced semen quality
— 28 Oct 2010 14:36 | HealthIncreasing urine BPA (Bisphenol-A) level was significantly associated with decreased sperm concentration, decreased total sperm count, decreased sperm vitality and decreased sperm motility,…
Egg meets sperm: The female side of the story
— 22 Oct 2010 17:10 | HealthResearchers at the Swedish medical university Karolinska Institutet have been able to describe the 3D structure of a complete egg receptor that binds sperm at the beginning of fertilisation.…