Both the skin and the brain are derived from the same embryonic tissue, which is known as the ectoderm.    From Wordnik.com.  [Forever Young] Reference

At the very early stages, the cells are lumped into 3 layers, called the ectoderm, mesoderm, and endoderm.    From Wordnik.com.  [Brain Blogger] Reference

The point to remember is, that in all cases a gastrula is an open sac composed of two layers of cells -- the outer layer being called the ectoderm, and the inner the endoderm.    From Wordnik.com.  [Darwin, and After Darwin (Vol. 1 and 3, of 3) An Exposition of the Darwinian Theory and a Discussion of Post-Darwinian Questions] Reference

Ectoblast: the outer wall of a cell; the ectoderm or epiblast.    From Wordnik.com.  [Explanation of Terms Used in Entomology] Reference

Metablastic: relating to the ecto - or meta-blast or ectoderm.    From Wordnik.com.  [Explanation of Terms Used in Entomology] Reference

Exochorion: that part of the chorion derived from the ectoderm: the outer layer of the chorion.    From Wordnik.com.  [Explanation of Terms Used in Entomology] Reference

These three layers are called ectoderm, mesoderm, and entoderm from outside inwards respectively.    From Wordnik.com.  [Physiology or Medicine 1935 - Presentation Speech] Reference

Enteropneusta and Vertebrata, together with the formation from the ectoderm of a dorsal nerve tube.    From Wordnik.com.  [Form and Function A Contribution to the History of Animal Morphology] Reference

Where these approach the ectoderm of the head they organize the development of the lens of the eye.    From Wordnik.com.  [Physiology or Medicine 1935 - Presentation Speech] Reference

Haeckel, considered that part of it came from the ectoderm and part from the endoderm (pp. 23-4, 1874).    From Wordnik.com.  [Form and Function A Contribution to the History of Animal Morphology] Reference

Then in front of this blastopore there arise from the ectoderm the primordia of the brain and spinal cord.    From Wordnik.com.  [Physiology or Medicine 1935 - Presentation Speech] Reference

Beneath the primordial brain an invagination of the ectoderm against the entoderm is formed, later to become the mouth.    From Wordnik.com.  [Physiology or Medicine 1935 - Presentation Speech] Reference

Vertebrates, as the gill-slits, the notochord, and a nervous system developed from the ectoderm of the "dorsal" surface.    From Wordnik.com.  [Form and Function A Contribution to the History of Animal Morphology] Reference

This is so, for instance, when the ectoderm of the presumptive mouth region is exchanged between the embryos of Urodela and Anura.    From Wordnik.com.  [Hans Spemann - Nobel Lecture] Reference

The layer is the true outer skin -- ectoderm or epidermis.    From Wordnik.com.  [The Life-Story of Insects] Reference

From the most outer layer, ectoderm, the shell is produced and functions.    From Wordnik.com.  [CreationWiki - Recent changes [en]] Reference

The ectoderm is outhermost layer that helps the animal to move, but it also protects.    From Wordnik.com.  [CreationWiki - Recent changes [en]] Reference

The onset of epiboly coincides with a period of mitotic quiescence throughout the ectoderm.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

Jacobson AG (1960) Influences of ectoderm and endoderm on heart differentiation in the newt.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

YFP expressing cells are also observed in the surface ectoderm and left half of the forebrain (G).    From Wordnik.com.  [PLoS Biology: New Articles] Reference

The ectoderm is what eventually differentiates into our skin, as well as our brain and spinal cord.    From Wordnik.com.  [Brain Blogger] Reference

It has no coelom (body cavity), but consists of three cell layers: ectoderm, endoderm, and mesoderm.    From Wordnik.com.  [CreationWiki - Recent changes [en]] Reference

However, in Xenopus, disruption of Rest function disturbs ectoderm patterning and expands the neural plate.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

L. gigantea. j, nodal (red) and Pitx (black) expression in adjacent areas of the right lateral ectoderm in.    From Wordnik.com.  [Pharyngula] Reference

This early mitotic differentiation is the first morphological sign of dorsoventral pattern in the ectoderm.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

It is enough for us that they always end in the formation of the two primary layers of ectoderm and endoderm.    From Wordnik.com.  [Darwin, and After Darwin (Vol. 1 and 3, of 3) An Exposition of the Darwinian Theory and a Discussion of Post-Darwinian Questions] Reference

The entire ectoderm arises from the first, second and third micromere quartets (collectively, the 'ectoblast').    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

The murine lens and cornea have a common embryonic origin and arise from adjacent regions of the surface ectoderm.    From Wordnik.com.  [BioMed Central - Latest articles] Reference

The inner layer we call the entoderm, the outer the ectoderm; and the "primitive mouth" is known as the blastopore.    From Wordnik.com.  [The World's Greatest Books — Volume 15 — Science] Reference

The ectoderm is one of three germ layers, or groups of cells, that form the external covering of a developing embryo.    From Wordnik.com.  [Emaxhealth] Reference

Although some differences do exist in the formation of the chorionic ectoderm between placental and oviparous amniotes.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

The neurogenic ectoderm enhancers (NEEs) of Drosophila melanogaster are one such class of coordinately regulated CRMs.    From Wordnik.com.  [Medlogs - Recent stories] Reference

At the same time, the mesentoblast cell 4d rapidly proliferates to form twelve cells lying deep to the dorsal ectoderm.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

AmSoxC is expressed in the ectoderm during development, in cells whose morphology is consistent with their assignment as sensory neurons.    From Wordnik.com.  [BioMed Central - Latest articles] Reference

In the mollusc, on the contrary, the retina is derived from the ectoderm directly, and not indirectly by means of the embryonic encephalon.    From Wordnik.com.  [Evolution créatrice. English] Reference