Isabel Valli

Summary

Affiliation: King's College London
Country: UK

Publications

  1. ncbi request reprint Episodic memory dysfunction in individuals at high-risk of psychosis: a systematic review of neuropsychological and neurofunctional studies
    Isabel Valli
    Department of Psychosis Studies, Institute of Psychiatry, King s College London, De Crespigny Park, SE5 8AF, London, UK
    Curr Pharm Des 18:443-58. 2012
  2. doi request reprint Altered medial temporal activation related to local glutamate levels in subjects with prodromal signs of psychosis
    Isabel Valli
    Department of Psychosis Studies, King s College London, London, United Kingdom
    Biol Psychiatry 69:97-9. 2011
  3. pmc Abnormal relationship between medial temporal lobe and subcortical dopamine function in people with an ultra high risk for psychosis
    Paul Allen
    Department of Psychosis Studies, Institute of Psychiatry, King s College London, London, UK
    Schizophr Bull 38:1040-9. 2012
  4. pmc Altered prefrontal and hippocampal function during verbal encoding and recognition in people with prodromal symptoms of psychosis
    Paul Allen
    Section of Neuroimaging, Division of Psychological Medicine, Institute of Psychiatry, London, UK
    Schizophr Bull 37:746-56. 2011
  5. pmc Transition to psychosis associated with prefrontal and subcortical dysfunction in ultra high-risk individuals
    Paul Allen
    Department of Psychosis Studies, Institute of Psychiatry, King s College, London, UK
    Schizophr Bull 38:1268-76. 2012
  6. doi request reprint Abnormal frontostriatal interactions in people with prodromal signs of psychosis: a multimodal imaging study
    Paolo Fusar-Poli
    Psychosis Clinical Academic Group PO67, Institute of Psychiatry, De Crespigny Park, London SE58AF, England
    Arch Gen Psychiatry 67:683-91. 2010
  7. doi request reprint Neuroanatomical abnormalities that predate the onset of psychosis: a multicenter study
    Andrea Mechelli
    Department of Psychosis Studies, Institute of Psychiatry, King s College London, London, United Kingdom
    Arch Gen Psychiatry 68:489-95. 2011
  8. pmc Dopamine synthesis capacity before onset of psychosis: a prospective [18F]-DOPA PET imaging study
    Oliver D Howes
    Hammersmith Hospital, London, UK
    Am J Psychiatry 168:1311-7. 2011
  9. doi request reprint Effect of BDNF val(66)met polymorphism on declarative memory and its neural substrate: a meta-analysis
    Joseph P Kambeitz
    Department of Psychosis Studies, Institute of Psychiatry, King s College London, De Crespigny Park, London SE5 8AF, UK
    Neurosci Biobehav Rev 36:2165-77. 2012
  10. doi request reprint Elevated striatal dopamine function linked to prodromal signs of schizophrenia
    Oliver D Howes
    Section of Neuroimaging, Institute of Psychiatry, King s College London, England
    Arch Gen Psychiatry 66:13-20. 2009

Detail Information

Publications11

  1. ncbi request reprint Episodic memory dysfunction in individuals at high-risk of psychosis: a systematic review of neuropsychological and neurofunctional studies
    Isabel Valli
    Department of Psychosis Studies, Institute of Psychiatry, King s College London, De Crespigny Park, SE5 8AF, London, UK
    Curr Pharm Des 18:443-58. 2012
    ....
  2. doi request reprint Altered medial temporal activation related to local glutamate levels in subjects with prodromal signs of psychosis
    Isabel Valli
    Department of Psychosis Studies, King s College London, London, United Kingdom
    Biol Psychiatry 69:97-9. 2011
    ..However, although animal models of psychosis suggest that these two abnormalities are interrelated, their relationship in humans has yet to be investigated...
  3. pmc Abnormal relationship between medial temporal lobe and subcortical dopamine function in people with an ultra high risk for psychosis
    Paul Allen
    Department of Psychosis Studies, Institute of Psychiatry, King s College London, London, UK
    Schizophr Bull 38:1040-9. 2012
    ....
  4. pmc Altered prefrontal and hippocampal function during verbal encoding and recognition in people with prodromal symptoms of psychosis
    Paul Allen
    Section of Neuroimaging, Division of Psychological Medicine, Institute of Psychiatry, London, UK
    Schizophr Bull 37:746-56. 2011
    ..These neurofunctional differences were associated with diminished recognition performance and may reflect the greatly increased risk of psychosis associated with the ARMS...
  5. pmc Transition to psychosis associated with prefrontal and subcortical dysfunction in ultra high-risk individuals
    Paul Allen
    Department of Psychosis Studies, Institute of Psychiatry, King s College, London, UK
    Schizophr Bull 38:1268-76. 2012
    ..We investigated whether functional magnetic resonance imaging (fMRI) in conjunction with a phonological fluency task at presentation could distinguish subjects who subsequently developed psychosis from those who did not...
  6. doi request reprint Abnormal frontostriatal interactions in people with prodromal signs of psychosis: a multimodal imaging study
    Paolo Fusar-Poli
    Psychosis Clinical Academic Group PO67, Institute of Psychiatry, De Crespigny Park, London SE58AF, England
    Arch Gen Psychiatry 67:683-91. 2010
    ..Alterations in dopaminergic neurotransmission and function of the prefrontal cortex are thought to be central to the pathophysiology of schizophrenia, but the relationship between these factors in the development of psychosis is unclear...
  7. doi request reprint Neuroanatomical abnormalities that predate the onset of psychosis: a multicenter study
    Andrea Mechelli
    Department of Psychosis Studies, Institute of Psychiatry, King s College London, London, United Kingdom
    Arch Gen Psychiatry 68:489-95. 2011
    ..However, the samples examined to date have been small, and the findings have been inconsistent...
  8. pmc Dopamine synthesis capacity before onset of psychosis: a prospective [18F]-DOPA PET imaging study
    Oliver D Howes
    Hammersmith Hospital, London, UK
    Am J Psychiatry 168:1311-7. 2011
    ..The authors addressed this issue by measuring dopamine synthesis capacity in individuals at ultra-high risk of psychosis and then following them to determine their clinical outcome...
  9. doi request reprint Effect of BDNF val(66)met polymorphism on declarative memory and its neural substrate: a meta-analysis
    Joseph P Kambeitz
    Department of Psychosis Studies, Institute of Psychiatry, King s College London, De Crespigny Park, London SE5 8AF, UK
    Neurosci Biobehav Rev 36:2165-77. 2012
    ..These results underscore the role of BDNF in moderating variability between individuals in human memory performance and in mediating some of the neurocognitive impairments underlying neuropsychiatric disorders...
  10. doi request reprint Elevated striatal dopamine function linked to prodromal signs of schizophrenia
    Oliver D Howes
    Section of Neuroimaging, Institute of Psychiatry, King s College London, England
    Arch Gen Psychiatry 66:13-20. 2009
    ....
  11. doi request reprint Glutamate dysfunction in people with prodromal symptoms of psychosis: relationship to gray matter volume
    James M Stone
    Institute of Psychiatry, King s College London, University College London, United Kingdom
    Biol Psychiatry 66:533-9. 2009
    ..Here we determine whether changes in brain glutamate are present in subjects at ultra high risk of developing psychosis and whether these changes are related to reductions in cortical gray matter volume...