Infertility in humans is surprisingly common occurring in approximately 15% of the
population wishing to start a family. Despite this, the molecular and genetic factors …

Among the 10% or so of men who are diagnosed as oligo-or azoospermic in the absence of
any physical obstruction, research is now showing that between 8 and 15% carry a …

Infertility affects about 10-15% of all couples attempting pregnancy with infertility attributed to
the male partner in approximately half of the cases. Proposed causes of male infertility …

OBJECTIVE: To review established genetic causes of azoospermia, the most severe form of
male infertility, and help clinicians, scientists, and infertile couples considering assisted …

Spermatogenesis is an essential stage in human male gamete development, which is
regulated by many Y chromosome specific genes. Most of these genes are centred in a …

Objective: The main purpose of this study is to detect the frequency and type of both
chromosomal abnormalities and Y chromosome microdeletions in patients with severe male …

Background Male infertility is responsible for 50% of infertile couples. Thirty percent of male
infertility is due to cytogenetic and genetic abnormalities. In Arab and North African …

Background: Chromosomal abnormalities and Y chromosome microdeletions are regarded
as two most frequent genetic causes associated with failure of spermatogenesis in the …

Male factor infertility is the sole reason in approximately 25% of couples who suffer from
infertility. Genetic factors such as numerical and structural chromosomal abnormalities and …

The genetic basis of infertility has received increasing recognition in recent years,
particularly with the advent of assisted reproductive technology. It is now becoming obvious …