Publications

Cassidy CM, Carpenter KM, Konova AB, Cheung V, Grassetti A, Zecca L, Abi-Dargham A, Martinez D, & Horga G. Evidence for dopamine abnormalities in the substantia nigra in cocaine addiction revealed by neuromelanin-sensitive MRI. American Journal of Psychiatry, In press.

Cassidy CM, Zucca F, Girgas R, Baker S, Weinstein J, Sharp M, Bellei C, Valmadre A, Vanegas N, Kegeles LS, Brucato G, Kang UJ, Sulzer D, Zecca L, Abi-Dargham A, & Horga G. (2019). Neuromelanin-sensitive MRI as a non-invasive proxy measure of dopamine function in the human brain. Proceedings of the National Academy of Sciences of the United States.

Sulzer D, Cassidy CMHorga GKang UJFahn SCasella LPezzoli GLangley JHu XPZucca FAIsaias IU, & Zecca L. (2018). Neuromelanin detection by magnetic resonance imaging (MRI) and its promise as a biomarker for Parkinson's disease. Npj Parkinson's Disease. 4(11). epub.

Cassidy CM, Balsam PD, Weinstein JJ, Rosengard RJ, Slifstein M, Daw ND, Abi-Dargham A, & Horga G. (2018). A perceptual inference mechanism for hallucinations linked to striatal dopamine. Current Biology. 28(4): 503-514. 

Cassidy CM, Van Snellenberg JX, Benavides C, Slifstein M, Wang Z, Moore H, Abi-Dargham A, & Horga G. (2016). Dynamic connectivity between brain networks supports working memory: relationships to dopamine release and schizophrenia. Journal of Neuroscience. 36(15): 4377-4388. 

van de Giessen E, Weinstein JJ, Cassidy CM, Haney M, Dong Z, Ghazzaoui R, Ojeil N, Kegeles LS, Xu X, Vadhan NP, Volkow ND, Slifstein M, & Abi-Dargham A. (2017). Deficits in striatal dopamine release in cannabis dependence. Molecular Psychiatry. 22(1): 68-75.

Horga G, Cassidy CM, Xu X, Moore H, Slifstein M, Van Snellenberg JX, & Abi-Dargham A. (2016). Dopamine-related disruption of functional topography of striatal connections in unmedicated patients with schizophrenia. JAMA Psychiatry. 73(8): 862-870.

Cassidy CM, Buchy L, Bodnar M, Dell'Elce J, Choudhry Z, Fathalli F, Sengupta S, Fox R, Malla A, Lepage M, Iyer S, & Joober R. (2014). Association of a risk allele of ANK3 with lower cognitive performance and cortical thinning in patients with first episode psychosis. Journal of Psychiatry & Neuroscience. 39(1): 31-39.

Cassidy CM, Brodeur MB, Lepage M, & Malla A. (2014). Do reward-processing deficits in schizophrenia spectrum disorders promote cannabis use? An investigation of physiological response to natural rewards and drug cues. Journal of Psychiatry & Neuroscience. 39(5): 339-347.

Cassidy CM, Lepage M, & Malla A. (2014). Do motivation deficits in schizophrenia-spectrum disorders promote cannabis use? An investigation of behavioural response to natural rewards and drug cues. Psychiatry Research. 215(3): 522-527.

Cassidy CM, Lepage M, Harvey P, & Malla A. (2012). Cannabis use and anticipatory pleasure as reported by subjects with early psychosis and community controls. Schizophrenia Research. 137(1-3): 39-44.

Cassidy CM, Joober R, King S, & Malla AK. (2011). Childhood symptoms of inattention–hyperactivity predict cannabis use in first episode psychosis. Schizophrenia Research. 132(2-3): 171-176.

Cassidy CM, Rabinovitch M, Schmitz N, Joober R, & Malla A. (2010). A comparison study of multiple measures of adherence to antipsychotic medication in first-episode psychosis. Journal of Clinical Psychopharmacology. 30(1): 64-67. 

Cassidy CM, Norman R, Manchanda R, Schmitz N, & Malla A. (2010). Testing definitions of symptom remission in first-episode psychosis for prediction of functional outcome at 2 years. Schizophrenia Bulletin. 36(5): 1001-1008.

Cassidy CM, Quirion R, & Srivastava LK. (2006). Blockade of presynaptic voltage-gated calcium channels in the medial prefrontal cortex of neonatal rats leads to post-pubertal alterations in locomotor behavior. Brain Research. 1083(1): 164-173. 

Bhardwaj SK, Cassidy CM, & Srivastava LK. (2006). Changes in syntaxin-1B mRNA in the nucleus accumbens of amphetamine-sensitized rats. International Journal of Neuropsychopharmacology. 9(6): 751-759.