Fish are like flies are like frogs: Cons
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Scott A. Holley; Edwin L. Ferguson
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Article
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1997
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John Wiley and Sons
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English
β 510 KB
Genetic analysis of Drosophila has shown that a morphogenetic gradient of the Transforming Growth Factor$ family member dpp patterns the embryonic dorsalventral axis. Molecular and embryological evidence from Xenopus has strongly suggested a similar role for Bmp-4, the dpp homolog, in patterning the