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Research Article

An Excess of Gene Expression Divergence on the X Chromosome in Drosophila Embryos: Implications for the Faster-X Hypothesis

  • Melek A. Kayserili equal contributor,

    equal contributor Contributed equally to this work with: Melek A. Kayserili, Dave T. Gerrard

    Affiliation: Max Planck Institute for Molecular Cell Biology and Genetics, Dresden, Germany

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  • Dave T. Gerrard equal contributor,

    equal contributor Contributed equally to this work with: Melek A. Kayserili, Dave T. Gerrard

    Affiliation: Faculty of Life Sciences, The University of Manchester, Manchester, United Kingdom

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  • Pavel Tomancak mail,

    tomancak@mpi-cbg.de (PT); kalinka@mpi-cbg.de (ATK)

    Affiliation: Max Planck Institute for Molecular Cell Biology and Genetics, Dresden, Germany

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  • Alex T. Kalinka mail

    tomancak@mpi-cbg.de (PT); kalinka@mpi-cbg.de (ATK)

    Affiliation: Max Planck Institute for Molecular Cell Biology and Genetics, Dresden, Germany

    X
  • Published: December 27, 2012
  • DOI: 10.1371/journal.pgen.1003200

About the Authors

Melek A. Kayserili, Pavel Tomancak, Alex T. Kalinka
Max Planck Institute for Molecular Cell Biology and Genetics, Dresden, Germany
Dave T. Gerrard
Faculty of Life Sciences, The University of Manchester, Manchester, United Kingdom

Corresponding Authors

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MAK PT ATK. Performed the experiments: MAK. Analyzed the data: ATK. Contributed reagents/materials/analysis tools: PT. Wrote the paper: ATK. Discovered higher gene expression divergence on the X chromosome in Drosophila embryos and conceived the branch length analysis: DTG.