Semen quality is a measure of the ability of semen to accomplish fertilization and a measure of fertility in a man. It is the sperm in the semen that are … Continue Reading ‘Spermbots’ successful in proof-of-concept fertility studies.
Mammalian embryos start out as a small group of identical cells. Then at an early stage, some of these cells take up an internal position within the embryo. These internal … Continue Reading Researchers visualise mammalian embryo formation for the first time.
In male fertility normal sperm cells have an oval-shaped head with a cap-like covering called the acrosome. The acrosome contains enzymes that break down the outer membrane of an egg … Continue Reading Researchers identify new architecture and mechanism in the human sperm.
In a small study, Johns Hopkins researchers found that DNA from the sperm of men whose children had early signs of autism shows distinct patterns of regulatory tags that could … Continue Reading Epigenetic tags on DNA from fathers’ sperm linked to children’s autism symptoms.
A new study from the University of Gothenburg has identified the key molecule ‘Greatwall kinase’ which protects women’s eggs against problems that can arise during the maturation process. The study … Continue Reading Researchers identify molecule that protects women’s eggs.