Vertebrate models used to study limb/appendage regeneration.(a) Phylogenetic relationship among three vertebrate taxa studied to determine conserved gene expression patterns in regenerating limb/appendages following blastema formation. These animal systems last shared a common ancestor ~420 million years ago. (b) Blastema tissues as shown by hematoxylin and eosin staining on paraffin tissue sections of regenerating zebrafish caudal fin, bichir pectoral fins and axolotl forelimbs. (* = blastema; dpa = days post-amputation).

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EXPRESSION / LABELING:
Genes:
Fish:
Condition:
Anatomical Term:
Stage: Adult
PHENOTYPE:
Fish:
Condition:
Observed In:
Stage: Adult

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Acknowledgments
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