Infertility is defined as the inability of couples to have a baby after one year of regular
unprotected intercourse, affecting 10 to 15% of couples. According to the latest WHO …

It is estimated that infertility affects 8–12% of couples globally, with a male factor being a
primary or contributing cause in approximately 50% of couples. Causes of male subfertility …

The purpose of this ASRM Practice Committee report is to provide clinicians with principles
and strategies for the evaluation of couples with male infertility problems. This revised …

Male hypogonadism is a clinical syndrome that results from failure to produce physiological
concentrations of testosterone, normal amounts of sperm, or both. Hypogonadism may arise …

An initial screening evaluation of the male partner of an infertile couple should be performed
if pregnancy has not occurred within 1 year of unprotected intercourse. An evaluation may …

A systematic search of the nonrecombining region of the human Y chromosome (NRY)
identified 12 novel genes or families, 10 with full-length complementary DNA sequences. All …

BACKGROUND: Y chromosome microdeletions are associated with severe male factor
infertility. In this study, the success rate of testicular sperm retrieval was determined for men …

Clinical infertility is the inability of a couple to conceive after 12 months of trying. Male factors
are estimated to contribute to 30–50% of cases of infertility. Infertility or reduced fertility can …

Three different spermatogenesis loci have been mapped on the Y chromosome and named
“azoospermia factors”(AZFa, b, and c). Deletions in these regions remove one or more of the …

The X-linked androgen receptor (AR) gene contains two polymorphic trinucleotide repeat
segments that code for polyglutamine and polyglycine tracts in the N-terminal trans …