Sperm separation method may allow sex selection in IVF

Technique is based on differences in movement of sperm with X chromosome and Y chromosomeA new sperm separation technique may one day allow prospective parents undergoing IVF to choose whether they have a boy or a girl before fertilisation takes place, researchers say.Scientists in Japan have reported a new method which allows them to separate mouse sperm carrying an X chromosome from those carrying a Y chromosome, meaning that sperm can be selected based on whether they will result in female (XX) or male (XY) offspring when used to fertilise an egg.Continue reading...
Source: Guardian Unlimited Science - Category: Science Authors: Tags: Reproduction IVF Fertility problems Science Japan World news Health Society Research Higher education Source Type: news