2015
DOI: 10.1503/jpn.140191
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Reduced activation in the ventral striatum during probabilistic decision-making in patients in an at-risk mental state

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Cited by 27 publications
(26 citation statements)
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“…1 We recently found that a schizophrenia RPS was associated with an attenuated VS BOLD response during a probabilistic learning task, 15 suggesting that the cumulative effect of risk single-nucleotide polymorphisms was associated with the VS BOLD alterations previously observed in patients with psychosis [16][17][18] and unaffected relatives. 19 However, it is currently not known whether polygenic risk of psychotic disorders is associated with reward processes, such as anticipation and receipt, as assayed using the monetary incentive delay (MID) task.…”
mentioning
confidence: 87%
“…1 We recently found that a schizophrenia RPS was associated with an attenuated VS BOLD response during a probabilistic learning task, 15 suggesting that the cumulative effect of risk single-nucleotide polymorphisms was associated with the VS BOLD alterations previously observed in patients with psychosis [16][17][18] and unaffected relatives. 19 However, it is currently not known whether polygenic risk of psychotic disorders is associated with reward processes, such as anticipation and receipt, as assayed using the monetary incentive delay (MID) task.…”
mentioning
confidence: 87%
“…According to the tripartite model of frontostriatal circuits which are defined by their cortical inputs, the sensorimotor loop connects the somatosensory and motor‐related cortices with the dorsal caudal putamen and dorsal rostral putamen, associative loop connects the dlPFC with the dorsal caudate and ventral rostral putamen, and the limbic loop connects the ACC, OFC, and ventromedial PFC with the VS (including the nucleus accumbens and ventral parts of the caudate and putamen). Among the above loops, limbic and associative loop dysfunction have been reported frequently in patients with SZ or individuals at a high risk for SZ (Juckel et al, ; Lancaster et al, ; Rausch et al, ; Sarpal et al, ; Sole‐Padulles et al, ).…”
Section: Discussionmentioning
confidence: 99%
“…Currently, few prior studies have reported on the relationship of metamemory biases with early delusions in patients with a FEP or delusional thinking in healthy controls (HCs). Several recent studies also investigated metacognitive functioning in the ARMS and found, for example, jumping to conclusion to be associated with the severity of abnormal beliefs (Broome et al 2007), reduced functional activation in the ventral striatum of ARMS patients during a JTC-fMRI (functional magnetic resonance imaging) task (Rausch et al 2015), or associations between impairments in self-monitoring and delusion ideation (Versmissen et al 2007). In a study with healthy participants, a tendency to rate incorrect memories with higher confidence in those subjects with high delusion ideation scores was found compared to other healthy participants (Laws & Bhatt, 2005).…”
Section: Introductionmentioning
confidence: 99%