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1097130
Gastrulation, 3rd week
Description
Mind Map on Gastrulation, 3rd week, created by mccallkb on 26/07/2014.
No tags specified
gastrulation
ectoderm
Mind Map by
mccallkb
, updated more than 1 year ago
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Created by
mccallkb
almost 10 years ago
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Resource summary
Gastrulation, 3rd week
epiblast
Annotations:
source of all of the germ layers. Cells in these layers will give rise to all of the tissues and organs in the embryo
primitive streak
primitive node
Annotations:
cephalic end of the streak. Slightly elevated area surrounding the primitive pit
prenotochordal cells
Annotations:
invaginate in the primitive node
prechordal plate
notochordal plate
detachment from the endoderm
notochord
invagination
Annotations:
cells detach from the epiblast and slip beneath it. Cell migration and specification are controlled by fibroblast growth factor 8 (FGF8)
endoderm
Annotations:
cells that displace the hypoblast
form AVE which expresses- head-forming genes
OTX2
LIM1
HESX1
mesoderm
Annotations:
cells that lie between the epiblast and newly created endoderm
ectoderm
Annotations:
cells that remain in the epiblast
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