A team of scientists at the Helmholtz Zentrum München shows changes in the immediate environment of DNA after the ovum and sperm fuse to form the zygote. The results suggest why all conceivable ...

Researchers discover that separate pronuclei in fertilized eggs create a competitive environment essential for maintaining ...

Plant Physiology, Vol. 140, No. 2 (Feb., 2006), pp. 512-527 (16 pages) The eukaryotic genome is duplicated exactly once per cell division cycle. A strategy that limits every replication origin to a ...

The sperm and the egg cell's nuclei compete for size directly after fertilization and this is necessary for proper embryonic ...

An international group of plant biologists has succeeded for the first time in visualizing how egg cells in plants divides unequally (asymmetric cell division) after being fertilized. The direction of ...

A microscope image of a human egg contains a nucleus taken from a skin cell. (Mitalipov Laboratory at Oregon Health & Science University) WASHINGTON — Oregon scientists used human skin cells to create ...

Mushrooms may look mundane, but they've got a lot going on underneath the surface. In animals, each cell in a body contains one nucleus, and each nucleus has 2 copies of the genome — one from the ...

Britain is about to become the only country in the world to explicitly allow the inheritable genetic modification of humans. With a vote Feb. 3 in the House of Commons, the country has paved the way ...