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Gastrulation

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Uploaded by on Nov 27, 2006

Gastrulation is a developmental phenomenon by which a relatively limited number of blastodermal cells undergoes a stereotypical set of cellular movements that leads to formation of the three germ layers: ectoderm, mesoderm and endoderm. Production: Maryam Razmpoosh, Alexande Oligny, Luc Oligny; CHU Sainte-Justine, Université de Montréal, QC.

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  • pretty cool although I couldnt understand some things, would you translate into english or spanish please?

  • this would have been so good if it was english esp when i have a test coming up :(

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  • YESSSS i took french in high school LOL

  • 0:12 : primitive streak apparition and cellular proliferation

    0:16 primitive streak elongation

    0:20 mesoderm migration (blue cells), cloacal membranes and b-p (?) in red

    0:33 separation ectoderm/hypoderm by mesoderm

    0:37 apparition of notochord (purple) coming from Henson's node

    0:43 elongation of notochord

    0:53 notochord until bucopharynge

    1:30 (retake) elongation of chordal canal, hypoblast is infiltrated by mesodem (pinkish-purple) to form endoderm

  • 2:07 fusion/resorbtion of the "floor" (sorry for that one) cord and endoderm

    2:14 closure of cord and endoderm

    2:20 mesoderm isolates the cord from ectoderm and endoderm

  • Absolument géniale.... Merci beaucoup ça vaut tout les schémas 2D du monde...

  • @gulfland lol

  • can u change the language plzz............its very difficult to understand

  • this is great but pls i need the English translation 

  • @jtparker100 only those who fear God will benifit from it, but the wretched one, LIKE YOU will avoid it, who will enter and burn in the greatest Fire,Neither dying nor living in it.

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