A Northwestern Medicine study has shed light on one of the most intricate construction projects in biology: how cells build ...

Embryo development starts when a single egg cell is fertilized and starts dividing continuously. Initially a chaotic cluster, it gradually evolves into a highly organized structure. Scientists have ...

Researchers have uncovered how egg cells prepare for the creation of life. Their work reveals the secrets of the Balbiani body, a remarkable structure that organizes essential molecules to guide early ...

A snapshot from a simulation of how microtubules bend and direct material in a maturing egg cell into a twister-like flow. Egg cells are the largest single cells on the planet. Their size — often ...

Who hasn't seen it before: the view through the microscope in which a sperm penetrates an egg cell and fertilizes it. This fundamental step in procreation happens dynamically and seemingly without ...