“Spinal endodermic cysts are rare and may be associated with other congenital anomalies.”

“A key stage in the development of higher animals is the specification of endodermic and mesodermic cells.”

“An endodermic barrier is a prerequisite for nutrient discrimination and active uptake.”

“Furthermore, they suggested that such neuroendocrine carcinomas might be of endodermal rather than neuroectodermal derivation.”

“During the embryonic stage, the tonsils arise from the second pharyngeal pouch as buds of endodermal cells.”

“Neither ectodermal nor endodermal components were identified in the sections examined.”