Researchers have shown that complex divisions in the vertebrate brain first appeared before the evolution of jaws, more than 500 million years ago. The study shows that two elements of brain ...

Apicomplexa are eukaryotic parasites that cause important human and veterinary diseases, such as malaria, toxoplasmosis and cryptosporidiosis. Apicomplexa replicate within the cells of their hosts by ...

In every dividing cell, a time comes when the two copies of the genome need to be separated. The aptly named enzyme separase springs into action and gets the job done. Unleashing separase at any other ...