Last Updated: Friday, May 25, 2012, 12:35
Scientists have discovered a gene called Katnal1 which plays a critical role by allowing sperm to mature in the testes.
Last Updated: Friday, October 01, 2010, 00:00
Scientists have discovered the gene that causes infertility in men.
Last Updated: Saturday, October 03, 2009, 00:00
Scientists have identified a gene which they claim causes infertility.