News tagged with female cells

How sperm get into the zona

Before it can fertilize an egg, a sperm has to bind to and bore through an outer egg layer known as the zona pellucida. Despite decades of research, some of the biological mechanisms behind this process remain ...

Jun 16, 2014
5 / 5 (1) 0

Important fertility mechanism discovered

Scientists in Mainz and Aachen have discovered a new mechanism that controls egg cell fertility and that might have future therapeutic potential. It was revealed by Professor Dr. Walter Stöcker of the Institute ...

Apr 24, 2013
not rated yet 0

Clones of clones can make clones

Since the first reports of successful cloning of mammals by somatic cell nuclear transfer, concerns have been raised about the efficiency and repeatability of cloning techniques, and the health of cloned ...

Apr 01, 2013
5 / 5 (2) 0

Survival of the females

It is well known that many mammals are able to adjust the ratio of male and female young depending on the surrounding conditions at the time of conception. A recent study in the group of Christine Aurich ...

Dec 18, 2012
5 / 5 (1) 2 | with audio podcast

A new role is hatched for female fruit flies

A team of New York University biologists has uncovered a previously unknown role for a set of cells within the female reproductive tract of fruit flies that affects the functioning of sperm and hence fertility. Their discovery, ...

Nov 08, 2011
5 / 5 (1) 0 | with audio podcast

Fishing games gone wrong

When an egg cell is being formed, the cellular machinery which separates chromosomes is extremely imprecise at fishing them out of the cell's interior, scientists at the European Molecular Biology Laboratory ...

Aug 18, 2011
not rated yet 0

A potent suppressor of endometrial cancer is revealed

Endometrial cancer is the most common cancer of the female reproductive tract, representing 6% of all cancers. There is currently no screening method or biomarker to indicate early presence of disease. "It is a very common ...

Feb 08, 2010
5 / 5 (1) 0