The APUD cell concept.
Embryonic neural crest cells have been traced to the primitive entoderm where they differentiate into a family of hormone-producing cells, APUD cells. The APUD cell concept explains many otherwise seemingly dissociated clinical circumstances involving endocrine glands and hormone production by tumors.
The APUD cell concept. Embryonic neural crest cells have been traced to the primitive entoderm where they differentiate into a family of hormone-producing cells, APUD cells. The APUD cell concept explains many otherwise seemingly dissociated clinical circumstances involving endocrine glands and hormone production by tumors.