Mesoderm

from Exoderm ! My guess would be mesoderm.

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... B cells from murine embryonic stem (ES) cells on OP9 stromal cells. The ES cells look fine and grow nicely, at day 5 of ES/OP9 coculture I see mesoderm-like colonies. But after the passage of nonadherent cells onto fresh OP9 cells (which is necessary at day 5 according to the guidelines) the ...

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... in animal including: zygot (fertilized cell) - 2 cells - 4 cells - ... - morulla (32 cells) - blastula (ectoderm, entoderm) - gastrula (ectoderm, mesoderm, entoderm) - differentiation stage. I am not sure in plant.

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... develops in pouches from enteron(digestive tube)....and those of protostomes are schizocoelous(coelom develops by splittin of mesoderm).....actually the xplanation is very descriptive and is very big.....requires a lot of concept clearing....try referrin some good book on embryology.....

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hmmm my project in this course now is mesoderm induction in Xenopus ..... :( --> dreams about Vg1, B-catenin, siamois ......... but i see drosophila in the sylabbus :D

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