单词 | neuroectoderm |
释义 | neuroectodermn. Embryology. Ectoderm that gives rise to neural tissue; esp. the region of ectoderm that gives rise to the neural plate, neural tube, and neural crest of the vertebrate embryo. ΚΠ 1900 C. S. Minot in Amer. Naturalist 34 941 The neuro-ectoderm shows advanced differentiation of the neurones with their accompanying axons, from the neuroglia cells. 1949 A. S. Romer Vertebr. Body xv. 496 Embryologically, the most important functional parts of the eye arise from the ectoderm (including neurectoderm), but the mesoderm also enters prominently into the picture. 1967 Science 24 Mar. 1563 Presumptive chick neurectoderm responds to RNA from brain or heart by forming neural tubes, but does not respond to liver RNA. 1980 Proc. Royal Soc. B. 210 161 There have been suggestions of an embryonic origin of gut endocrine cells in the neuroectoderm. 1999 Internat. Jrnl. Developm. Biol. 43 305 The Drosophila embryonic central nervous system (CNS) develops from sets of neuroblasts (NBs) which segregate from the ventral neuroectoderm during early embryogenesis. This is a new entry (OED Third Edition, September 2003; most recently modified version published online March 2022). < n.1900 |
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