No abstract available
MeSH terms
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Animals
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Body Patterning
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Bone Morphogenetic Proteins / physiology
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Gene Expression Regulation, Developmental
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Germ Layers / physiology
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Ligands
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Models, Biological
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Morphogenesis
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Signal Transduction / physiology*
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Transforming Growth Factor beta / metabolism*
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Transforming Growth Factor beta / physiology*
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Xenopus
Substances
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Bone Morphogenetic Proteins
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Ligands
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Transforming Growth Factor beta