Research output per year
Research output per year
- 17 results
Search results
-
2019
Uncovering neurodevelopmental features in bipolar affective disorder
Valli, I., Fabbri, C. & Young, A., 1 Jul 2019, In: British Journal of Psychiatry. 215, 1, p. 383-385 3 p.Research output: Contribution to journal › Review article › peer-review
Open AccessFile12 Citations (Scopus)123 Downloads (Pure) -
2016
HPA-axis function and grey matter volume reductions: imaging the diathesis-stress model in individuals at ultra-high risk of psychosis
Valli, I., Crossley, N. A., Day, F., Stone, J., Tognin, S., Mondelli, V., Howes, O., Valmaggia, L., Pariante, C. & McGuire, P., 3 May 2016, (E-pub ahead of print) In: Translational psychiatry. 6, 5, e797.Research output: Contribution to journal › Article › peer-review
Open AccessFile27 Citations (Scopus)224 Downloads (Pure) -
Identifying individuals at high risk of psychosis: Predictive utility of support vector machine using structural and functional MRI data
Valli, I., Marquand, A. F., Mechelli, A., Raffin, M., Allen, P., Seal, M. L. & McGuire, P., 8 Apr 2016, In: Frontiers in psychiatry / Frontiers Research Foundation. 7, APR, 52.Research output: Contribution to journal › Article › peer-review
Open AccessFile27 Citations (Scopus)221 Downloads (Pure) -
Pattern of activation during delayed matching to sample task predicts functional outcome in people at ultra high risk for psychosis
Falkenberg, I., Valli, I., Raffin, M., Broome, M. R., Fusar-Poli, P., Matthiasson, P., Picchioni, M. & McGuire, P., 29 Sept 2016, (E-pub ahead of print) In: Schizophrenia Research.Research output: Contribution to journal › Article › peer-review
Open AccessFile7 Citations (Scopus)325 Downloads (Pure) -
2015
Misattributing speech and jumping to conclusions: A longitudinal study in people at high risk of psychosis
Winton-Brown, T., Broome, M. R., Allen, P., Valli, I., Howes, O., Garety, P. A., Johns, L. C. & McGuire, P., 1 Jan 2015, In: European Psychiatry. 30, 1, p. 32-37 6 p.Research output: Contribution to journal › Article › peer-review
14 Citations (Scopus) -
2014
Using structural neuroimaging to make quantitative predictions of symptom progression in individuals at ultra-high risk for psychosis
Tognin, S., Pettersson-Yeo, W., Valli, I., Hutton, C., Woolley, J., Allen, P., McGuire, P. & Mechelli, A., Jan 2014, In: Frontiers in psychiatry / Frontiers Research Foundation. 4, 9 p., 187.Research output: Contribution to journal › Article › peer-review
Open Access37 Citations (Scopus) -
2013
Reduced parahippocampal cortical thickness in subjects at ultra-high risk for psychosis
Tognin, S., Riecher-Rössler, A., Meisenzahl, E. M., Wood, S. J., Hutton, C., Borgwardt, S. J., Koutsouleris, N., Yung, A. R., Allen, P., Phillips, L. J., McGorry, P. D., Valli, I., Velakoulis, D., Nelson, B., Woolley, J., Pantelis, C., McGuire, P. & Mechelli, A., 10 May 2013, (E-pub ahead of print) In: Psychological Medicine. p. 1-10 10 p.Research output: Contribution to journal › Article › peer-review
38 Citations (Scopus) -
2012
Abnormal Relationship Between Medial Temporal Lobe and Subcortical Dopamine Function in People With an Ultra High Risk for Psychosis
Allen, P., Chaddock, C. A., Howes, O., Egerton, A., Seal, M. L., Fusar-Poli, P., Valli, I., Day, F. & McGuire, P. K., Sept 2012, In: Schizophrenia Bulletin. 38, 5, p. 1040-1049 10 p.Research output: Contribution to journal › Article › peer-review
Open Access57 Citations (Scopus) -
Delusional ideation, manic symptomatology and working memory in a cohort at clinical high-risk for psychosis: A longitudinal study
Broome, M. R., Day, F., Valli, I., Valmaggia, L., Johns, L. C., Howes, O., Garety, P. & McGuire, P. K., May 2012, In: European Psychiatry. 27, 4, p. 258-263 6 p.Research output: Contribution to journal › Article › peer-review
22 Citations (Scopus) -
Effect of BDNF val(66)met polymorphism on declarative memory and its neural substrate: A meta-analysis
Kambeitz, J. P., Bhattacharyya, S., Kambeitz-Ilankovic, L. M., Valli, I., Collier, D. A. & McGuire, P., Oct 2012, In: Neuroscience and Biobehavioral Reviews. 36, 9, p. 2165-2177 13 p., N/A.Research output: Contribution to journal › Article › peer-review
122 Citations (Scopus) -
The long-term outcome of early detection for psychosis: data from the outreach and support in South London Service
Valmaggia, L., Jones, C., Fusar-Poli, P., Byrne, M., Valli, I., Allen, P. & McGuire, P., Oct 2012, In: Early Intervention in Psychiatry. 6, p. 15-15 1 p.Research output: Contribution to journal › Meeting abstract › peer-review
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Transition to Psychosis Associated With Prefrontal and Subcortical Dysfunction in Ultra High-Risk Individuals
Allen, P., Luigjes, J., Howes, O., Egerton, A., Hirao, K., Valli, I., Kambeitz, J., Fusar-Poli, P., Broome, M. & McGuire, P., Nov 2012, In: Schizophrenia Bulletin. 38, 6, p. 1268-1276 9 p., N/A.Research output: Contribution to journal › Article › peer-review
Open Access113 Citations (Scopus) -
2011
Altered prefrontal and hippocampal function during verbal encoding and recognition in people with prodromal symptoms of psychosis
Allen, P., Seal, M. L., Valli, I., Fusar-Poli, P., Perlini, C., Day, F., Wood, S. J., Williams, S. C. & McGuire, P. K., Jul 2011, In: Schizophrenia Bulletin. 37, 4, p. 746-756 11 p.Research output: Contribution to journal › Article › peer-review
65 Citations (Scopus) -
Dopamine synthesis capacity before onset of psychosis: a prospective [18F]-DOPA PET imaging study
Howes, O., Bose, S. K., Turkheimer, F., Valli, I., Egerton, A., Valmaggia, L. R., Murray, R. M. & McGuire, P., 1 Dec 2011, In: The American Journal of Psychiatry. 168, 12, p. 1311-1317 7 p., N/A.Research output: Contribution to journal › Article › peer-review
299 Citations (Scopus) -
2010
GENETIC AND NON-GENETIC INFLUENCES ON BRAIN FUNCTION IN SCHIZOPHRENIA: AN FMRI STUDY IN TWINS
Picchioni, M., Toulopoulou, T., Fu, C., Valli, I., Ettinger, U., Hall, M.-H., Brammer, M., Giampietro, V., Gasston, D., Murray, R. & McGuire, P., 2010, In: European Psychiatry. 25, p. - 1 p.Research output: Contribution to journal › Meeting abstract › peer-review
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2009
Glutamate Dysfunction in People with Prodromal Symptoms of Psychosis: Relationship to Gray Matter Volume
Stone, J. M., Day, F., Tsagaraki, H., Valli, I., McLean, M. A., Lythgoe, D. J., O'Gorman, R. L., Barker, G. J., McGuire, P. K. & OASIS, 15 Sept 2009, In: Biological psychiatry. 66, 6, p. 533 - 539 7 p.Research output: Contribution to journal › Article › peer-review
File203 Citations (Scopus)615 Downloads (Pure) -
2008
Longitudinal PET imaging in a patient with schizophrenia did not show marked changes in dopaminergic function with relapse of psychosis
Valli, I., Howes, O., Tyrer, P., McGuire, P. & Grasby, P. M., 2008, In: The American Journal of Psychiatry. 165, 12, p. 1613-1614 2 p.Research output: Contribution to journal › Letter › peer-review
8 Citations (Scopus)