Sperm swims up a chemical gradient to reach the eggiStock In a recent discovery, scientists have identified a key molecule that drives chemo attraction between sperm and egg cells in marine ...

Once a sperm has broken through to an egg cell in order to fertilize it, the two cells need to hold together tightly. This occurs via a type of protein binding that is among the strongest in ...

An egg cell and a sperm need to hold together tightly in the Fallopian tube in order to fuse, resulting in the creation of a new organism. One key part of this process involves the proteins Juno, on ...