Loss of Egg Yolk Genes in Mammals and the Origin of Lactation and Placentation

• David Brawand,

  Affiliation Center for Integrative Genomics, University of Lausanne, Lausanne, Switzerland

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• Walter Wahli ,

  *To whom correspondence should be addressed. E-mail: walter.wahli@unil.ch (WW); henrik.kaessmann@unil.ch (HK)

  ¶These authors are joint senior authors on this work.

  Affiliations Center for Integrative Genomics, University of Lausanne, Lausanne, Switzerland , National Research Center Frontiers in Genetics, University of Lausanne, Lausanne, Switzerland

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• Henrik Kaessmann

  *To whom correspondence should be addressed. E-mail: walter.wahli@unil.ch (WW); henrik.kaessmann@unil.ch (HK)

  ¶These authors are joint senior authors on this work.

  Affiliation Center for Integrative Genomics, University of Lausanne, Lausanne, Switzerland

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