v d latent dorsalizing factors the point of fertilization orients the d/v axis of the frog
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V
D
Latent Dorsalizing Factors
The Point of Fertilization Orients the D/V Axis of the Frog
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ß-Catenin Acts as a Morphogen to Pattern the D/V Axis
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Gastrulation: From Embryo to Tadpole
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Cleavage: From Fertilized Egg to Blastula
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Gastrulation of A Frog Embryo
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Evolutionary Conservation of Hox Expression Patterns
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Evolutionary Conservation of Hox Gene Function
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Evolutionary Conservation of Hox Gene Function
Wild-Type Antenna
Antenna Transformed by Mouse Hox Gene
Wild-Type Leg
Claw Claw
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Neural Induction by the Spemann Organizer
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The Mangold Spemann Experiment
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Chordin Versus BMP Expression in Frog Embryo
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Allow Cells toDifferentiate
Animal Caps
Reaggregate Cells
Incubate
Dissociate Cells
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Allow Cells toDifferentiate
Animal Caps
Reaggregate Cells
Incubate
Dissociate Cells
+ BMP4+ BMP4+ Chordin
Allow Cells toDifferentiate
Animal Caps
Reaggregate Cells
Incubate
Dissociate Cells
+ BMP4
![Page 16: V D Latent Dorsalizing Factors The Point of Fertilization Orients the D/V Axis of the Frog](https://reader030.vdocuments.site/reader030/viewer/2022032803/56649e385503460f94b283a3/html5/thumbnails/16.jpg)
Allow Cells toDifferentiate
Animal Caps
Reaggregate Cells
Incubate
Dissociate Cells
+ BMP4+ BMP4+ Chordin
Allow Cells toDifferentiate
Animal Caps
Reaggregate Cells
Dissociate Cells
Incubate + BMP4+ BMP4+ Chordin
![Page 17: V D Latent Dorsalizing Factors The Point of Fertilization Orients the D/V Axis of the Frog](https://reader030.vdocuments.site/reader030/viewer/2022032803/56649e385503460f94b283a3/html5/thumbnails/17.jpg)
Evolutionary Conservation of BMP Signaling
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Evolutionary Conservation of BMP Signaling
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Inverted-brateHypothesis
Evolutionary Conservation of Neural Induction