neuroectoderm
71Dominant white — This dominant white Thoroughbred stallion (W2/+) has one form of dominant white. His skin, hooves, and coat lack pigment cells, giving him a pink skinned white coat. Dominant white is a group of genetically related coat color conditions in the… …
72Neural fold — Chick embryo of thirty three hours’ incubation, viewed from the dorsal aspect. X 30. (Neural fold labeled at center left, third from the bottom.) Latin plica neuralis …
73NEUROG3 — Neurogenin 3 Identifiers Symbols NEUROG3; Atoh5; Math4B; NGN 3; bHLHa7; ngn3 External IDs …
74Nodal signaling — is a signal transduction pathway that is important in pattern formation and differentiation during embryo development.[1] The nodal family of proteins, a subset of the transforming growth factor beta (TGFβ) superfamily, is responsible for… …
75Oocyte activation — Oocyte (or ovum/egg) activation is a series of processes that occur in the oocyte after fertilisation. Sperm entry causes calcium release into the oocyte. In mammals, this has been proposed to be caused by the introduction of phospholipase C… …
76Optic vesicle — Transverse section of head of chick embryo of forty eight hours’ incubation. (Optic vesicle labeled at lower right.) …
77Otic pit — Section through the head of a human embryo, at the beginning of the fourth week, in the region of the hind brain. Latin fovea otica Gray s …
78Otic placode — Latin placoda otica Code TE E5.15.2.0.0.0.4 In embryology, the otic placode is a thickening of the ectoderm on the outer surface of a developing embryo from which the ear develops. The ear, including both the vestibular system and the auditory… …
79Otic vesicle — Embryo between eighteen and twenty one days …
80Outline of neuroscience — The following outline is provided as an overview of and topical guide to neuroscience: Neuroscience – an interdisciplinary science that studies the nervous system.[1] Contents 1 Nervous system 1.1 Central nervous system …
