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Research Article

Social Competitiveness and Plasticity of Neuroendocrine Function in Old Age: Influence of Neonatal Novelty Exposure and Maternal Care Reliability

  • Katherine G. Akers,

    Affiliation: Department of Psychology, University of New Mexico, Albuquerque, New Mexico, United States of America

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  • Zhen Yang,

    Affiliation: Department of Psychology, University of New Mexico, Albuquerque, New Mexico, United States of America

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  • Dominic P. DelVecchio,

    Affiliation: Department of Psychology, University of New Mexico, Albuquerque, New Mexico, United States of America

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  • Bethany C. Reeb,

    Affiliation: Department of Psychology, University of New Mexico, Albuquerque, New Mexico, United States of America

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  • Russell D. Romeo,

    Affiliations: Department of Psychology and Neuroscience and Behavior Program, Barnard College, New York, New York, United States of America, Laboratory of Neuroendocrinology, Rockefeller University, New York, New York, United States of America

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  • Bruce S. McEwen,

    Affiliation: Laboratory of Neuroendocrinology, Rockefeller University, New York, New York, United States of America

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  • Akaysha C. Tang mail

    akaysha@unm.edu

    Affiliations: Department of Psychology, University of New Mexico, Albuquerque, New Mexico, United States of America, Department of Neurosciences, University of New Mexico, Albuquerque, New Mexico, United States of America

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  • Published: July 30, 2008
  • DOI: 10.1371/journal.pone.0002840

About the Authors

Katherine G. Akers, Zhen Yang, Dominic P. DelVecchio, Bethany C. Reeb, Akaysha C. Tang
Department of Psychology, University of New Mexico, Albuquerque, New Mexico, United States of America
Akaysha C. Tang
Department of Neurosciences, University of New Mexico, Albuquerque, New Mexico, United States of America
Russell D. Romeo
Department of Psychology and Neuroscience and Behavior Program, Barnard College, New York, New York, United States of America
Russell D. Romeo, Bruce S. McEwen
Laboratory of Neuroendocrinology, Rockefeller University, New York, New York, United States of America

Corresponding Author

Email: akaysha@unm.edu

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KGA BCR ACT. Performed the experiments: KGA ZY DPD BCR RDR ACT. Analyzed the data: KGA ZY. Wrote the paper: KGA BSM ACT.