This is a preview. Log in through your library . Abstract Three lines of evidence are presented to support the concept that polyingression represents a major morphogenetic movement in the genesis of ...

Researchers have developed a theoretical framework that can reproduce and predict the patterns associated with gastrulation in a chicken embryo. Gastrulation is one of the most important phases in ...

One of the most enduring, basic questions of life is: How does it happen? For instance, in human development, how do cells self-organize into skin, muscles or bones? How do they form a brain, a finger ...

Gastrulation is the process during which the early sphere-like embryo of most animals is dramatically re-organised by the inward migration of cells on the outside of the embryo. During gastrulation, ...

How does the “body” take shape? The body of animals is highly complex, containing distinct regions that carry out specific functions. As the body forms during embryogenesis, three germ layers are ...

Harvard John A. Paulson School of Engineering and Applied Sciences Gastrulation is one of the most important phases in early embryonic development. Before gastrulation, vertebrate embryos are simple ...