| Reciprocal
Induction |
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| • | Ureteric
Bud>Mesenchyme |
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| • | Wnt6,
Wnt9a,Wnt-11, FGF-2,9,18, TIMP, IL-6 Cytokines, BMP-7. |
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| • | Mesenchyme>Ureteric
Bud |
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| • | GDNF, FGF-7,
pleiotrophin, BMP-4, HGF,
amphiregulin. |
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| • | Stroma>Ureteric
Bud |
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| • | RA dependent
factor, BMP-4, BMP-6. |
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| • | Ureteric
Bud>Stroma |
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| • | Unknown signal. |
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| • | Mesenchyme>Stroma |
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| • | BMP-7. |
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| • | Stroma>Mesenchyme |
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| • | Unknown Signal. |
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