Appropriate organization of three germ layers—endoderm, mesoderm and ectoderm—during gastrulation is essential for a developing embryo. Mechanistic studies on the morphogenesis of embryos in ...

Researchers have discovered that microRNAs play an important role in embryonic development. The study pinpoints two microRNA families that direct the allocation of cells into the three germ layers -- ...

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 ...

Gastrulation is the formation of the three principal germ layers - endoderm, mesoderm and ectoderm. Understanding the formation of the basic body plan is not only important to reveal how the ...

Corals first appeared on earth nearly half a billion years ago during the Cambrian Period of the Paleozoic Era. The ancient Greek philosopher Aristotle categorized corals as zoophyta, or ...

Paediatric head and neck teratomas are rare and present diagnostic challenges. We report a case of a toddler with a recurrent growth in her upper jaw, initially removed at birth and diagnosed as ...