Multiple Mechanisms Promote the Retained Expression of Gene Duplicates in the Tetraploid Frog Xenopus laevis

• Frédéric J. J Chain ,

  Contributed equally to this work with: Frédéric J. J Chain, Ben J Evans

  Affiliation Center for Environmental Genomics, Department of Biology, McMaster University, Hamilton, Ontario, Canada

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• Ben J Evans

  Contributed equally to this work with: Frédéric J. J Chain, Ben J Evans

  *To whom correspondence should be addressed. E-mail: evansb@mcmaster.ca

  Affiliation Center for Environmental Genomics, Department of Biology, McMaster University, Hamilton, Ontario, Canada

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