In embryology, a neurogenic placode is an area of thickening of the epithelium in the embryonic head ectoderm layer that gives rise to neurons and other...

the embryonic ectoderm that form a neurogenic cranial placode, the hypophyseal placode or adenohypophyseal placode, that in the fourth week of gestational...

pseudostratified columnar epithelium and begins secondary neurogenesis. Neurogenic placodes are transient, focal aggregations of ectoderm located in the developmental...

thickens (lens placode) and further invaginates to a point that detaches from the ectoderm and forms a neurogenic placode by itself. The lens placode is affected...

ganglion of the vagus nerve are embryonically derived from epibranchial neurogenic placodes.[citation needed] Burt, Alvin M (1993). Textbook of Neuroanatomy...

the open neural plate, especially for the development of neurogenic placodes. These placodes first become evident histologically in the open neural plate...

cranial placode. The early otic vesicle is characterized as having broad competence and can be subdivided into sensory, non-sensory, and neurogenic components...

Caicci; Giovanna Zaniolo; Paolo Burighel (1 September 2004). "Neurogenic and non-neurogenic placodes in ascidians". Journal of Experimental Zoology. Part B:...

ventricle choroid plexus of fourth ventricle otic vesicle notochord yolk sac neural groove zygote neural fold extraocular muscle neurogenic placodes...

subpopulations. The proper balance between proneural and neurogenic gene expression in the SNS placodes is involved in the control of a complex sequence of...

noggin produces enlarged follicles, and BMP4 signaling shows repressed placode fate in nearby cells. Noggin has also been shown during in vivo experiments...