ets-1/ets-2 : neural crest, pronephros
ets-1/ets-2, nucleic acid.
Submitted by Pierre
Remy, Institut de Biologie Moleculaire et Cellulaire, Strasbourg.
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1. Stage 15. Ets-1/ets-2 expressions in the neural crest cell masses
and the border of the neural plate.
2. Stage 18. Ets-1/ets-2 expressions in the crest and at the limit of
pro- (P) and mesencephalon (M). Branchial, hyoid and mandibular crest
segments are indicated with yellow letters.
3. Stage 21/22. The neural crest cells have started their migration.
The mandibular arch is encircling the forming eye, whereas the hyoid
and branchial arches are migrating ventrally. Note the increase in
expression along the dorsal midline of the neural tube.
4. Stage 36/37. Ets-1/ets-2 are strongly expressed in the cranial
(gV, gVII-VIII) and vagal (gIX-X) ganglia. E : eye ; OV : otic
vesicle. Embryo was cleared in Murray's reagent.
5. Stage 37/38. Ets-2 expression in the pronephros (PN) tubules
and pronephric duct (PND). CG : cement gland. Embryo was cleared in
Murray's reagent.
6. Horizontal section through the pronephric tubules (PNT) and
pronephric duct (PND).
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7 and 8. Stage 39/40. Horizontal sections showing respectively Ets-1
expression in the forming aortic arches and intersomitic vessels (red
arrows). CG : cement gland ; Ch. : Notochord. OE. : oesophagus ; S. :
somite.
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- Reference; Meyer, D., Durliat, M., Senan, F., Wolff, M.,
Andre, M., Houdry, J. and Remy, P. 1997, Ets-1 and Ets-2
proto-oncogenes exhibit differential and restricted expression
patterns during Xenopus laevis oogenesis and embryogenesis, Int.
J. Dev.Biol., 41, 607-620
- Available from: Pierre
Remy
- Remy lab web site
http://astorg.u-strasbg.fr/upr9005/home
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