Polygenic Risk of Psychosis and Ventral Striatal Activation During Reward Processing in Healthy Adolescents
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Polygenic Risk of Psychosis and Ventral Striatal Activation During Reward Processing in Healthy Adolescents. / Lancaster, Thomas M; Linden, David E; Tansey, Katherine E; Banaschewski, Tobias; Bokde, Arun L W; Bromberg, Uli; Büchel, Christian; Cattrell, Anna; Conrod, Patricia J; Flor, Herta; Frouin, Vincent; Gallinat, Jürgen; Garavan, Hugh; Gowland, Penny; Heinz, Andreas; Ittermann, Bernd; Martinot, Jean-Luc; Paillère Martinot, Marie-Laure; Artiges, Eric; Lemaitre, Herve; Nees, Frauke; Orfanos, Dimitri Papadopoulos; Paus, Tomáš; Poustka, Luise; Smolka, Michael N; Vetter, Nora C; Jurk, Sarah; Mennigen, Eva; Walter, Henrik; Whelan, Robert; Schumann, Gunter; IMAGEN Consortium.
In: JAMA PSYCHIAT, Vol. 73, No. 8, 01.08.2016, p. 852-61.Research output: SCORING: Contribution to journal › SCORING: Journal article › Research › peer-review
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TY - JOUR
T1 - Polygenic Risk of Psychosis and Ventral Striatal Activation During Reward Processing in Healthy Adolescents
AU - Lancaster, Thomas M
AU - Linden, David E
AU - Tansey, Katherine E
AU - Banaschewski, Tobias
AU - Bokde, Arun L W
AU - Bromberg, Uli
AU - Büchel, Christian
AU - Cattrell, Anna
AU - Conrod, Patricia J
AU - Flor, Herta
AU - Frouin, Vincent
AU - Gallinat, Jürgen
AU - Garavan, Hugh
AU - Gowland, Penny
AU - Heinz, Andreas
AU - Ittermann, Bernd
AU - Martinot, Jean-Luc
AU - Paillère Martinot, Marie-Laure
AU - Artiges, Eric
AU - Lemaitre, Herve
AU - Nees, Frauke
AU - Orfanos, Dimitri Papadopoulos
AU - Paus, Tomáš
AU - Poustka, Luise
AU - Smolka, Michael N
AU - Vetter, Nora C
AU - Jurk, Sarah
AU - Mennigen, Eva
AU - Walter, Henrik
AU - Whelan, Robert
AU - Schumann, Gunter
AU - IMAGEN Consortium
PY - 2016/8/1
Y1 - 2016/8/1
N2 - IMPORTANCE: Psychotic disorders are characterized by attenuated activity in the brain's valuation system in key reward processing areas, such as the ventral striatum (VS), as measured with functional magnetic resonance imaging.OBJECTIVE: To examine whether common risk variants for psychosis are associated with individual variation in the VS.DESIGN, SETTING, AND PARTICIPANTS: A cross-sectional study of a large cohort of adolescents from the IMAGEN study (a European multicenter study of reinforcement sensitivity in adolescents) was performed from March 1, 2008, through December 31, 2011. Data analysis was conducted from October 1, 2015, to January 9, 2016. Polygenic risk profile scores (RPSs) for psychosis were generated for 1841 healthy adolescents. Sample size and characteristics varied across regression analyses, depending on mutual information available (N = 1524-1836).MAIN OUTCOMES AND MEASURES: Reward-related brain function was assessed with blood oxygen level dependency (BOLD) in the VS using the monetary incentive delay (MID) task, distinguishing reward anticipation and receipt. Behavioral impulsivity, IQ, MID task performance, and VS BOLD were regressed against psychosis RPS at 4 progressive P thresholds (P < .01, P < .05, P < .10, and P < .50 for RPS models 1-4, respectively).RESULTS: In a sample of 1841 healthy adolescents (mean age, 14.5 years; 906 boys and 935 girls), we replicated an association between increasing psychosis RPS and reduced IQ (matrix reasoning: corrected P = .003 for RPS model 2, 0.4% variance explained), supporting the validity of the psychosis RPS models. We also found a nominally significant association between increased psychosis RPS and reduced MID task performance (uncorrected P = .03 for RPS model 4, 0.2% variance explained). Our main finding was a positive association between psychosis RPS and VS BOLD during reward anticipation at all 4 psychosis RPS models and for 2 P thresholds for reward receipt (RPS models 1 and 3), correcting for the familywise error rate (0.8%-1.9% variance explained).CONCLUSIONS AND RELEVANCE: These findings support an association between psychosis RPS and VS BOLD in adolescents. Genetic risk for psychosis may shape an individual's response to rewarding stimuli.
AB - IMPORTANCE: Psychotic disorders are characterized by attenuated activity in the brain's valuation system in key reward processing areas, such as the ventral striatum (VS), as measured with functional magnetic resonance imaging.OBJECTIVE: To examine whether common risk variants for psychosis are associated with individual variation in the VS.DESIGN, SETTING, AND PARTICIPANTS: A cross-sectional study of a large cohort of adolescents from the IMAGEN study (a European multicenter study of reinforcement sensitivity in adolescents) was performed from March 1, 2008, through December 31, 2011. Data analysis was conducted from October 1, 2015, to January 9, 2016. Polygenic risk profile scores (RPSs) for psychosis were generated for 1841 healthy adolescents. Sample size and characteristics varied across regression analyses, depending on mutual information available (N = 1524-1836).MAIN OUTCOMES AND MEASURES: Reward-related brain function was assessed with blood oxygen level dependency (BOLD) in the VS using the monetary incentive delay (MID) task, distinguishing reward anticipation and receipt. Behavioral impulsivity, IQ, MID task performance, and VS BOLD were regressed against psychosis RPS at 4 progressive P thresholds (P < .01, P < .05, P < .10, and P < .50 for RPS models 1-4, respectively).RESULTS: In a sample of 1841 healthy adolescents (mean age, 14.5 years; 906 boys and 935 girls), we replicated an association between increasing psychosis RPS and reduced IQ (matrix reasoning: corrected P = .003 for RPS model 2, 0.4% variance explained), supporting the validity of the psychosis RPS models. We also found a nominally significant association between increased psychosis RPS and reduced MID task performance (uncorrected P = .03 for RPS model 4, 0.2% variance explained). Our main finding was a positive association between psychosis RPS and VS BOLD during reward anticipation at all 4 psychosis RPS models and for 2 P thresholds for reward receipt (RPS models 1 and 3), correcting for the familywise error rate (0.8%-1.9% variance explained).CONCLUSIONS AND RELEVANCE: These findings support an association between psychosis RPS and VS BOLD in adolescents. Genetic risk for psychosis may shape an individual's response to rewarding stimuli.
U2 - 10.1001/jamapsychiatry.2016.1135
DO - 10.1001/jamapsychiatry.2016.1135
M3 - SCORING: Journal article
C2 - 27384424
VL - 73
SP - 852
EP - 861
JO - JAMA PSYCHIAT
JF - JAMA PSYCHIAT
SN - 2168-622X
IS - 8
ER -