Background Infertility affects about 15% of couples worldwide, and the male factor alone is
responsible for approximately 50% of the cases. Genetic factors have been found to play …

Background: World Health Organization estimates that 60–80 million couple worldwide
currently suffer from infertility. Recurrent pregnancy loss (RPL) is also another major …

BACKGROUND: Sperm donors represent an appropriate population for evaluating the
frequency of chromosomal abnormalities in phenotypically normal and fertile adult males …

Objectives. Genetic causes can be directly responsible for various clinical conditions of male
infertility. In this review, we shall discuss the various genetic causes that have acquired …

This study was designed to investigate the hormonal, seminal changes and chromosomal
aberrations in cases of male infertility. A total of ten infertile families from Khyber …

Infertile men having numerical or structural sperm defects may carry several genetic
abnormalities (karyotype abnormalities, Y chromosome microdeletions, cystic fibrosis …

AIM: To estimate the prevalence of chromosomal abnormalities and Y chromosome
microdeletion among men with azoospermia and severe oligozoospermia and its correlation …

Human male infertility is often related to chromosome abnormalities. In chromosomally
normal infertile males, the rates of chromosome 21 and sex chromosome disomy in …

About 15% of couples have reduced fertility and in approximately one-half of all cases the
reason is male infertility, usually of genetic origin. Thus, in the context of research in genes …

Structural abnormalities include various types of translocations, inversions, deletions,
duplications and isochromosomes. Structural abnormalities of the Y chromosome are …