Asthenopermia, or asthenozoospermia, is the term used when the percentage of mobile sperm is lower than average. Complete asthenozoospermia, meaning that all sperm cells in a sample are not moving, occurs in about 1 in 5000 men.
Asthenozoospermia results in infertility, as the sperm are unable to swim and reach the egg. This can be overcome using IVF-ICSI techniques.
The hallmark of a cancer cell, and what distinguishes it from many other cell types, is that it continuously divides. This is the quality that
Round Spermatid Injection (ROSI) The sperm develops, during spermatogenesis, from spermatogonia to spermatocytes, and then to round spermatids. The round spermatids elongate, develop a tail
The hamster egg penetration test (HEPT) was first developed in the 1970s. It is observed on the observation that upon removal of the zona pellucida of
Ultrasound technology is an important part of the diagnostic process when evaluating the cause of male infertility. Ultrasounds is a risk-free test that uses sound