Azathioprine immunosuppression and disease modification in Parkinson’s disease (AZA-PD): a randomised double-blind placebo-controlled phase II trial protocol by Simon Bond, Caroline H Williams-Gray, Julia C Greenland, Emma Cutting, Sonakshi Kadyan, Anita Chhabra

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The profile of gastrointestinal dysfunction in prodromal to late-stage Parkinson’s disease by Marta Camacho, Julia C. Greenland, Cyrus Daruwalla, Kirsten M. Scott, Bina Patel, Dimitrius Apostolopoulos, Joana Ribeiro, Molly O’Reilly, Michele T. Hu, Caroline H. Williams-Gray

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Pharmacological and pupillary evidence for the noradrenergic contribution to reinforcement learning in Parkinson’s disease by Claire O’Callaghan, Frank H. Hezemans, Naresh Subramaniam, Rong Ye, Kamen A. Tsvetanov, Alexander G. Murley, Negin Holland, Isabella F. Orlando, Ralf Regenthal, Roger A. Barker, Caroline H. Williams-Gray, Luca Passamonti, Trevor W. Robbins, James B. Rowe

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Beta-adrenoceptor drugs and progression to Parkinson’s disease milestones in a large pooled incident cohort by Ruwani S. Wijeyekoon, Marta Camacho, David Bäckström, Lars Forsgren, Rachael A. Lawson, Alison J. Yarnall, Angus D. Macleod, Carl E. Counsell, Ole-Bjørn Tysnes, Guido Alves, Jodi Maple-Grødem, Roger A. Barker, Caroline H. Williams-Gray, On behalf of the Parkinson’s Incidence Cohorts Collaboration

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Noradrenergic deficits contribute to apathy in Parkinson's disease through the precision of expected outcomes. by Frank H Hezemans, Noham Wolpe, Claire O'Callaghan, Rong Ye, Catarina Rua, P Simon Jones, Alexander G Murley, Negin Holland, Ralf Regenthal, Kamen A Tsvetanov, Roger A Barker, Caroline H Williams-Gray, Trevor W Robbins, Luca Passamonti, James B Rowe

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Impact of Y chromosome loss on the risk of Parkinson's disease and progressionResearch in context by Junhao Wang, Xinyi Chen, Wenxuan Du, Cha Lin, Yu Liao, Jean-Christophe Corvol, Jodi Maple-Grødem, Meghan C. Campbell, Alexis Elbaz, Suzanne Lesage, Alexis Brice, Michael A. Schwarzschild, Pille Taba, Sulev Kõks, Guido Alves, Ole-Bjørn Tysnes, Joel S. Perlmutter, Baijayanta Maiti, Jacobus J. van Hilten, Roger A. Barker, Caroline H. Williams-Gray, Clemens R. Scherzer, Ganqiang Liu, Ganqiang Liu, Rebecca R. Valentino, Zhixiang Liao, Joseph J. Locascio, Jean-Christophe Corvol, Xianjun Dong, Jodi Maple-Grødem, Meghan C. Campbell, Alexis Elbaz, Suzanne Lesage, Alexis Brice, Graziella Mangone, John H. Growdon, Albert Y. Hung, Michael A. Schwarzchild, Michael T. Hayes, Anne-Marie Wills, Todd M. Herrington, Bernard Ravian, Ira Shoulson, Pille Taba, Sulev Kõks, Thomas G. Beach, Florence Cormier-Dequaire, Guido Alves, Ole-Bjørn Tysnes, Joel S. Perlmutter, Peter Heutink, Jacobus J. van Hilten, Meike Kasten, Brit Mollenhauer, Claudia Trenkwalder, Christine Klein, Roger A. Barker, Caroline H. Williams-Gray, Johan Marinus, Clemens R. Scherzer

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