Intracytoplasmic sperm injection (ICSI), where a single sperm is injected into an egg to fertilise it, is increasingly used to help infertile men father children. Although the sperm chosen for the procedure may appear quite normal, researchers in the US have found that many of them in fact have DNA damage, which can decrease the chances of pregnancy.
- Normal-looking sperm may have serious damage; scientists urge more care in selectionTue, 8 Jul 2008, 8:56:49 EDT
- Birth rates after ICSI increase in first trimester pregnancy loss after the age of 37Tue, 5 Jul 2011, 11:34:56 EDT
- Risk of stillbirth is four times higher after IVF/ICSI compared to spontaneous pregnanciesTue, 23 Feb 2010, 19:33:56 EST
- CSHL scientists discover how 'companion' cells to sperm protect them from genetic damageThu, 5 Feb 2009, 14:16:25 EST
- High levels of cycling training damage triathletes' spermMon, 29 Jun 2009, 11:08:18 EDT