DNA of sperm taken from testicles of infertile men 'as good as sperm from fertile men'

(European Association of Urology) Scientists have found that sperm DNA from the testicles of many infertile men is as good as that of ejaculated sperm of fertile men. This may explain a major cause of male infertility and opens the possibility of using sperm taken directly from the testicles of these men; to overcome their infertility.