The process of embryogenesis begins when an egg or ovum is fertilized by a sperm cell to form a zygote. This zygote then undergoes mitotic division, a process that does not result in any significant ...

In animal development, organogenesis is the process by which the ectoderm, endoderm, and mesoderm develop into the internal organs of the organism. The germ layers in organogenesis differ by three ...

Adventitious root formation constitutes a de novo organogenesis process whereby new roots emerge from non-root tissues such as stems, leaves or hypocotyls. At its core, this process is regulated by an ...

In response to inhaled pathogens, lymphoid tissues can form in the lung. The driving force behind this organogenic process turns out to be interleukin 17–mediated activation of lung stromal cells.