Identification of Mutant Genes and Introgressed Tiger Salamander DNA in the Laboratory Axolotl, Ambystoma mexicanum oleh M. Ryan Woodcock, Jennifer Vaughn-Wolfe, Alexandra Elias, D. Kevin Kump, Katharina Denise Kendall, Nataliya Timoshevskaya, Vladimir Timoshevskiy, Dustin W. Perry, Jeramiah J. Smith, Jessica E. Spiewak, David M. Parichy, S. Randal Voss