Collaborators (only principal investigators) are listed in chronological order, with affiliations at the time of collaboration:

• Shamgar Ben-Eliyahu
  Tel Aviv University
• Anthony L. Vaccarino
  University of New Orleans
• Bogdan Sadowski
  Polish Academy of Sciences
• Anna Taylor
  U.C.L.A.
• Anne Spence
  UC Irvine
• Robert Pechnick
  U.C.L.A.
• Charles E. Inturrisi
  Cornell University Medical School
• Malcolm J. Low
  OHSU
• David K. Grandy
  OHSU
• Olivier Civelli
  Roche Biosciences
• Jisheng Han
  Beijing Medical College
• Edwin J. McCleskey
  OHSU
• Albert Dahan
  University of Leiden
• Carol Lichtensteiger
  University of Illinois at Urbana-Champaign
• Kenneth J. Sufka
  University of Mississippi
• Jin Mo Chung
  University of Texas Medical Branch, Galveston
• Gregory I. Elmer
  Maryland Psychiatric Research Center
• Marshall Devor
  Hebrew University of Jerusalem
• Emeran Mayer
  U.C.L.A.
• Yvette Tache
  U.C.L.A.
• Chris M. Flores
  University of Texas Health Science Center, San Antonio
• Allan I. Basbaum
  University of California, San Francisco
• Lei Yu
  University of Cincinnati
• Janice Juraska
  University of Illinois at Urbana-Champaign
• Kenneth E. McCarson
  University of Kansas Medical Center
• John E. Pintar
  Robert Wood Johnson Medical School (Rutgers)
• Gavril W. Pasternak
  Memorial Sloan-Kettering Cancer Center
• Girolamo Calo'
  University of Ferrara
• Sandra Rodriguez-Zas
  University of Illinois at Urbana-Champaign
• Cory Teuscher
  University of Illinois at Urbana-Champaign
• William J. Roberts
  Oregon Health Sciences University
• Terence J. Coderre
  McGill University
• Margaret (Peggy) R. Wallace
  University of Florida
• Roland Staud
  University of Florida
• Timothy J. Ness
  University of Alabama at Birmingham
• Victor J. Hruby
  University of Arizona
• Ze'ev Seltzer
  Hebrew University of Jerusalem
• Richard Smith-Carliss
  Endo Pharmaceuticals
• Rebecca M. Craft
  Washington State University
• Anna Maria Aloisi
  Siena University
• Raymond A. Dionne
  NIDCR
• Linda Bartoshuk
  Yale University
• James Witter
  Food and Drug Administration
• Joyce A. Deleo
  Dartmouth College
• Remi Quirion
  McGill University
• Peter W. Reeh
  University of Erlangen
• Mitchell B. Max
  NIDCR
• Gilles Plourde
  McGill University
• Philippe Seguela
  McGill University
• Cheryl L. Stucky
  Medical College of Wisconsin
• Daniel J. Levitin
  McGill University
• Anna K. Naumova
  McGill University
• Philippe Gros
  McGill University
• Emil Skamene
  McGill University
• Yves De Koninck
  Laval University
• Serge Rivest
  Laval University
• David J. Clark
  Stanford University
• Gary Peltz
  Roche Biosciences
• Kevin Wickman
  University of Minnesota
• Yitzhak (Irv) Binik
  McGill University
• Bernard Brais
  Universite de Montreal
• Maureen Simmonds
  McGill University
• Mark Behlke
  IDT Inc.
• Maxim Dobretsov
  University of Arkansas
• Joern Lotsch
  Johann Wolfgang Goethe-University
• Grace Rossi
  University of Long Island
• Remi Quirion
  McGill University
• Anne-Marie Malfait
  Rush University