Egg Cetera #1: The immortal egg

In the first report of our Egg Cetera series on egg-related research, biologists Dr. Harry Leitch and Professor Azim Surani describe how advances in understanding egg development could transform reproductive and regenerative ...

Ovastacin cuts off sperm binding

A study in The Journal of Cell Biology describes how a secreted enzyme helps egg cells avoid being fertilized by more than one sperm.

South Asia most dangerous for sea turtles: study

The waters around India, Bangladesh and Sri Lanka are home to the world's most endangered sea turtles, according to a study released Thursday aimed at setting a blueprint for global conservation.

Embryo's cell stampede

As an embryo grows towards its final adult form, the initial fertilized egg cell must divide many times over into cells that will become specialized and form the many different tissues and organs of the body.

Discovery could shrink dengue-spreading mosquito population

Each year, dengue fever infects as many as 100 million people while yellow fever is responsible for about 30,000 deaths worldwide. Both diseases are spread by infected female Aedes aegypti mosquitoes, which require vertebrate ...

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