Formation of prechondrogenic mesenchymal cell aggregates in the regenerating newt limb.
D000818:Animals; D002449:Cell Aggregation; D002452:Cell Count; D005552:Forelimb / Q000166:cytology / Q000502:physiology*; D008648:Mesoderm / Q000166:cytology*; D009673:Notophthalmus viridescens; D012038:Regeneration