Schizophrenia and Cognitive Dysmetria: A Positron-Emission Tomography Study of Dysfunctional Prefrontal--Thalamic--Cerebellar Circuitry
Andreasen, Nancy C., O'Leary, Daniel S., Cizadlo, Ted, Arndt, Stephan, Rezai, Karim, Laura L. Boles Ponto, Watkins, G. Leonard, Hichwa, Richard D.
Published in Proceedings of the National Academy of Sciences - PNAS (03.09.1996)
Published in Proceedings of the National Academy of Sciences - PNAS (03.09.1996)
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Journal Article
Cerebral Blood Flow Changes Associated With Attribution of Emotional Valence to Pleasant, Unpleasant, and Neutral Visual Stimuli in a PET Study of Normal Subjects
Paradiso, Sergio, Johnson, Debra L., Andreasen, Nancy C., O'Leary, Daniel S., Watkins, G. Leonard, Boles Ponto, Laura L., Hichwa, Richard D.
Published in The American journal of psychiatry (01.10.1999)
Published in The American journal of psychiatry (01.10.1999)
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Journal Article
Hypofrontality in schizophrenia: distributed dysfunctional circuits in neuroleptic-naïve patients
Andreasen, Nancy C, O'Leary, Daniel S, Flaum, Michael, Nopoulos, Peg, Watkins, G Leonard, Ponto, Laura L Boles, Hichwa, Richard D
Published in The Lancet (British edition) (14.06.1997)
Published in The Lancet (British edition) (14.06.1997)
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Journal Article
Direct comparison of the neural substrates of recognition memory for words and faces
Kim, J. J., Andreasen, N. C., O'Leary, D. S., Wiser, A. K., Ponto, L. L. Boles, Watkins, G. L., Hichwa, R. D.
Published in Brain (London, England : 1878) (01.06.1999)
Published in Brain (London, England : 1878) (01.06.1999)
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Journal Article
Cerebellar hypoactivity in frequent marijuana users
Block, R I, O'Leary, D S, Hichwa, R D, Augustinack, J C, Ponto, L L, Ghoneim, M M, Arndt, S, Ehrhardt, J C, Hurtig, R R, Watkins, G L, Hall, J A, Nathan, P E, Andreasen, N C
Published in Neuroreport (20.03.2000)
Published in Neuroreport (20.03.2000)
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Journal Article
Acute marijuana effects on rCBF and cognition: a PET study
O'Leary, D S, Block, R I, Flaum, M, Schultz, S K, Boles Ponto, L L, Watkins, G L, Hurtig, R R, Andreasen, N C, Hichwa, R D
Published in Neuroreport (27.11.2000)
Published in Neuroreport (27.11.2000)
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Journal Article
Age-related changes in regional cerebral blood flow among young to mid-life adults
Schultz, S K, O'Leary, D S, Boles Ponto, L L, Watkins, G L, Hichwa, R D, Andreasen, N C
Published in Neuroreport (20.08.1999)
Published in Neuroreport (20.08.1999)
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Journal Article
Recalling Word Lists Reveals "Cognitive Dysmetria" in Schizophrenia: A Positron Emission Tomography Study
Crespo-Facorro, Benedicto, Paradiso, Sergio, Andreasen, Nancy C., O'Leary, Daniel S., Watkins, G. Leonard, Boles Ponto, Laura L., Hichwa, Richard D.
Published in The American journal of psychiatry (01.03.1999)
Published in The American journal of psychiatry (01.03.1999)
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Journal Article
Conference Proceeding
Cerebral Blood Flow and Personality: A Positron Emission Tomography Study
Johnson, Debra L., Wiebe, John S., Gold, Sherri M., Andreasen, Nancy C., Hichwa, Richard D., Watkins, G. Leonard, Boles Ponto, Laura L.
Published in The American journal of psychiatry (01.02.1999)
Published in The American journal of psychiatry (01.02.1999)
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Journal Article
Short-Term and Long-Term Verbal Memory: A Positron Emission Tomography Study
Andreasen, Nancy C., O'Leary, Daniel S., Arndt, Stephan, Cizadlo, Ted, Hurtig, Richard, Rezai, Karim, Watkins, G. Leonard, Laura L. Boles Ponto, Hichwa, Richard D.
Published in Proceedings of the National Academy of Sciences - PNAS (23.05.1995)
Published in Proceedings of the National Academy of Sciences - PNAS (23.05.1995)
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Journal Article
Dysfunctional cortico-cerebellar circuits cause 'cognitive dysmetria' in schizophrenia
Wiser, A K, Andreasen, N C, O'Leary, D S, Watkins, G L, Boles Ponto, L L, Hichwa, R D
Published in Neuroreport (01.06.1998)
Published in Neuroreport (01.06.1998)
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Journal Article
Emotional activation of limbic circuitry in elderly normal subjects in a PET study
PARADISO, S, ROBINSON, R. G, ANDREASEN, N. C, DOWNHILL, J. E, DAVIDSON, R. J, KIRCHNER, P. T, WATKINS, G. L, PONTO, L. L. B, HICHWA, R. D
Published in The American journal of psychiatry (01.03.1997)
Published in The American journal of psychiatry (01.03.1997)
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Journal Article
Auditory and visual attention assessed with PET
O'Leary, D.S., Andreasen, N.C., Hurtig, R.R., Torres, I.J., Flashman, L.A., Kesler, M.L., Arndt, S.V., Cizadlo, T.J., Ponto, L.L.B., Watkins, G.L., Hichwa, R.D.
Published in Human brain mapping (1997)
Published in Human brain mapping (1997)
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Journal Article
Remembering the past: two facets of episodic memory explored with positron emission tomography
Andreasen, N C, O'Leary, D S, Cizadlo, T, Arndt, S, Rezai, K, Watkins, G L, Ponto, L L, Hichwa, R D
Published in The American journal of psychiatry (01.11.1995)
Published in The American journal of psychiatry (01.11.1995)
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Journal Article
A Positron Emission Tomography Study of Binaurally and Dichotically Presented Stimuli: Effects of Level of Language and Directed Attention
O'Leary, Daniel S., Andreasen, Nancy C., Hurtig, Richard R., Hichwa, Richard D., Watkins, G.Leonard, Boles Ponto, Laura L., Rogers, Margaret, Kirchner, Peter T.
Published in Brain and language (01.04.1996)
Published in Brain and language (01.04.1996)
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Journal Article
Sample Size and Statistical Power in [15O]H2O Studies of Human Cognition
Andreasen, Nancy C., Arndt, Stephan, Cizadlo, Ted, O'Leary, Daniel S., Watkins, G. Leonard, Ponto, Laura L. Boles, Hichwa, Richard D.
Published in Journal of cerebral blood flow and metabolism (01.09.1996)
Published in Journal of cerebral blood flow and metabolism (01.09.1996)
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Journal Article
Neural Mechanisms of Anhedonia in Schizophrenia: A PET Study of Response to Unpleasant and Pleasant Odors
Crespo-Facorro, Benedicto, Paradiso, Sergio, Andreasen, Nancy C, O'Leary, Daniel S, Watkins, G. Leonard, Ponto, Laura L. B, Hichwa, Richard D
Published in JAMA : the journal of the American Medical Association (25.07.2001)
Published in JAMA : the journal of the American Medical Association (25.07.2001)
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Journal Article
Effects of Timing and Duration of Cognitive Activation in [ O]water PET Studies
Hurtig, Richard R., Hichwa, Richard D., O'Leary, Daniel S., Ponto, Laura L. Boles, Narayana, Shalini, Watkins, G. Leonard, Andreasen, Nancy C.
Published in Journal of cerebral blood flow and metabolism (01.05.1994)
Published in Journal of cerebral blood flow and metabolism (01.05.1994)
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Journal Article