Background: The prevalence of infertility in the general population is 15% -20%,of this male factor responsible for 20%-40%. Semen analysis an indispensable diagnostic tool evaluation partner infertile couple.Every single couple out 10 search medical care because infertility. Men older than 40 years and Women 30 are at increased risk So objective present study was to see different factors sperm...

the possibility of occurrence of some rearrangements inside and or around coxii and atp6 genes and their relationship with male sterility in rice lines having wild abortive (wa)  cytoplasm was studied. two sterile (ir58025a and ir62829a) and two maintainer lines (ir58025b and ir62829b) were used. radioactive southern blotting was employed to carry out the experiments. the hybridization of coxii...