About the Authors

Patrick A. Randall

Affiliation Department of Psychology, University of Connecticut, Storrs, Connecticut, United States of America

Marta Pardo

Affiliations Department of Psychology, University of Connecticut, Storrs, Connecticut, United States of America, Àrea de Psicobiologia, Campus de Riu Sec, Universitat Jaume I, Castelló, Spain

Eric J. Nunes

Affiliation Department of Psychology, University of Connecticut, Storrs, Connecticut, United States of America

Laura López Cruz

Affiliations Department of Psychology, University of Connecticut, Storrs, Connecticut, United States of America, Àrea de Psicobiologia, Campus de Riu Sec, Universitat Jaume I, Castelló, Spain

V. Kiran Vemuri

Affiliation Center for Drug Discovery, Northeastern University, Boston, Massachusetts, United States of America

Alex Makriyannis

Affiliation Center for Drug Discovery, Northeastern University, Boston, Massachusetts, United States of America

Younis Baqi

Affiliation Pharma-Zentrum Bonn, Pharmazeutisches Institut, Pharmazeutische Chemie, Universität Bonn, Bonn, Germany

Christa E. Müller

Affiliation Pharma-Zentrum Bonn, Pharmazeutisches Institut, Pharmazeutische Chemie, Universität Bonn, Bonn, Germany

Mercè Correa

Affiliations Department of Psychology, University of Connecticut, Storrs, Connecticut, United States of America, Àrea de Psicobiologia, Campus de Riu Sec, Universitat Jaume I, Castelló, Spain

John D. Salamone

john.salamone@uconn.edu

Affiliation Department of Psychology, University of Connecticut, Storrs, Connecticut, United States of America

Competing Interests

J. Salamone's work was funded by the NIH(NIMH) and NIH(NIDA), and he has received compensation from Merck- Seronno, Pfizer and Roche. A. Makriyannis was supported by NIH(NIDA). C. Müller received funding by UCB Pharma within the Biopharma collaborative project Neuroallianz funded by the German Federal Ministry of Education and Research (BMBF). M. Correa received funding by Fundació Bancaixa-UJI (P1.1B2010-43). M. Pardo was supported by Fundació Bancaixa-UJI (PREDOC-2007-43), and L. López-Cruz was supported by Ministerio Educación, FPU (AP2010-3793). None of the other authors had financial interests to disclose. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: PAR MP EN MC JDS. Performed the experiments: PAR EJN MP LLC MC. Analyzed the data: PAR MP LLC EJN MC JDS. Contributed reagents/materials/analysis tools: VKV AM YB CEM. Wrote the paper: PAR MP MC JDS.