Paul Amminger

Greater preference for eveningness is associated with negative symptoms in an ultra-high risk for psychosis sample

Jashmina J Shetty, Christian Nicholas, Barnaby Nelson, Patrick D McGorry, Suzie Lavoie, Connie Markulev, Miriam R Schafer, Andrew Thompson, Hok Pan Yuen, Alison R Yung, Dorien H Nieman, Lieuwe de Haan, G Paul Amminger, Jessica A Hartmann

Journal article  |  2021  |  Early Intervention in Psychiatry

AIM: Investigating biological processes in at-risk individuals may help elucidate the aetiological mechanisms underlying psychosis..

Dysregulated Lipid Metabolism Precedes Onset of Psychosis

Alex M Dickens, Partho Sen, Matthew J Kempton, Neus Barrantes-Vidal, Conrad Iyegbe, Merete Nordentoft, Thomas Pollak, Anita Riecher-Rossler, Stephan Ruhrmann, Gabriele Sachs, Rodrigo Bressan, Marie-Odile Krebs, G Paul Amminger, Lieuwe de Haan, Mark van der Gaag, Lucia Valmaggia, Tuulia Hyotylainen, Matej Oresic, Philip McGuire

Journal article  |  2021  |  Biological Psychiatry

BACKGROUND: A key clinical challenge in the management of individuals at clinical high risk for psychosis (CHR) is that it is diff..

Cognitive functioning throughout adulthood and illness stages in individuals with psychotic disorders and their unaffected siblings

Eva Velthorst, Josephine Mollon, Robin M Murray, Lieuwe de Haan, Inez Myin Germeys, David C Glahn, Celso Arango, Els van der Ven, Marta Di Forti, Miguel Bernardo, Sinan Guloksuz, Philippe Delespaul, Gisela Mezquida, Silvia Amoretti, Julio Bobes, Pilar A Saiz, Maria Paz Garcia-Portilla, Jose Luis Santos, Estela Jimenez-Lopez, Julio Sanjuan, et al.

Journal article  |  2021  |  Molecular Psychiatry

Important questions remain about the profile of cognitive impairment in psychotic disorders across adulthood and illness stages. T..

The association between migrant status and transition in an ultra-high risk for psychosis population

Brian O'Donoghue, Hellen Geros, Holly Sizer, Jean Addington, G Paul Amminger, Carrie E Beaden, Kristin S Cadenhead, Tyrone D Cannon, Barbara A Cornblatt, Gregor Emanuel Berger, Eric YH Chen, Lieuwe de Haan, Jessica A Hartmann, Ian B Hickie, Helga K Ising, Suzie Lavoie, Ashleigh Lin, Connie Markulev, Daniel H Mathalon, Thomas H McGlashan, et al.

Journal article  |  2021  |  Social Psychiatry and Psychiatric Epidemiology

PURPOSE: Migrant status is one of the most replicated and robust risk factors for developing a psychotic disorder. This study aime..

Development of Proteomic Prediction Models for Transition to Psychotic Disorder in the Clinical High-Risk State and Psychotic Experiences in Adolescence

David Mongan, Melanie Focking, Colm Healy, Subash Raj Susai, Meike Heurich, Kieran Wynne, Barnaby Nelson, Patrick D McGorry, G Paul Amminger, Merete Nordentoft, Marie-Odile Krebs, Anita Riecher-Rossler, Rodrigo A Bressan, Neus Barrantes-Vidal, Stefan Borgwardt, Stephan Ruhrmann, Gabriele Sachs, Christos Pantelis, Mark van der Gaag, Lieuwe de Haan, et al.

Journal article  |  2021  |  JAMA Psychiatry

Importance: Biomarkers that are predictive of outcomes in individuals at risk of psychosis would facilitate individualized prognos..

Comparison of erythrocyte omega-3 index, fatty acids and molecular phospholipid species in people at ultra-high risk of developing psychosis and healthy people

Ayedh Alqarni, Todd W Mitchell, Patrick D McGorry, Barnaby Nelson, Connie Markulev, Hok Pan Yuen, Miriam R Schafer, Maximus Berger, Nilufar Mossaheb, Monika Schlogelhofer, Stefan Smesny, Ian B Hickie, Gregor E Berger, Eric YH Chen, Lieuwe de Haan, Dorien H Nieman, Merete Nordentoft, Anita Riecher-Rossler, Swapna Verma, Andrew Thompson, et al.

Journal article  |  2020  |  Schizophrenia Research

People classified as ultra-high risk (UHR) of developing psychosis have reduced cellular membrane omega-3 and omega-6 polyunsatura..

A validated method for the simultaneous quantification of cannabidiol, Delta(9)-tetrahydrocannabinol, and their metabolites in human plasma and application to plasma samples from an oral cannabidiol open-label trial

Richard C Kevin, Rebecca Vogel, Peter Doohan, Maximus Berger, G Paul Amminger, Iain S McGregor

Journal article  |  2020  |  Drug Testing and Analysis

Cannabidiol (CBD) and Δ9 -tetrahydrocannabinol (THC) are the two best known and most extensively studied phytocannabinoids within ..

Relationship between allostatic load and clinical outcomes in youth at ultra-high risk for psychosis in the NEURAPRO study

Maximus Berger, Suzie Lavoie, Patrick D McGorry, Barnaby Nelson, Connie Markulev, Hok-Pan Yuen, Miriam Schaefer, Zoltan Sarnyai, G Paul Amminger

Journal article  |  2020  |  Schizophrenia Research

Individuals at ultra-high risk (UHR) for psychosis have an elevated risk of developing psychosis and other psychiatric outcomes. R..

Supplementation with the omega-3 long chain polyunsaturated fatty acids: Changes in the concentrations of omega-3 index, fatty acids and molecular phospholipids of people at ultra high risk of developing psychosis

Ayedh Alqarni, Todd W Mitchell, Patrick D McGorry, Barnaby Nelson, Connie Markulev, Hok Pan Yuen, Miriam R Schafer, Maximus Berger, Nilufar Mossaheb, Monika Schlogelhofer, Stephan Smesny, Ian B Hickie, Gregor E Berger, Eric YH Chen, Lieuwe de Haan, Dorien H Nieman, Merete Nordentoft, Anita Riecher-Rossler, Swapna Verma, Andrew Thompson, et al.

Journal article  |  2020  |  Schizophrenia Research

Omega-3 long chain polyunsaturated fatty acids (n-3 LCPUFA) are necessary for optimum mental health, with recent studies showing l..

Pre-training inter-rater reliability of clinical instruments in an international psychosis research project.

Steven Berendsen, Pim Kapitein, Frederike Schirmbeck, Mirjam J van Tricht, Philip McGuire, Craig Morgan, Charlotte Gayer-Anderson, Matthew J Kempton, Lucia Valmaggia, Diego Quattrone, Marta di Forti, Mark van der Gaag, James B Kirkbride, Hannah E Jongsma, Peter B Jones, Maria Parellada, Celso Arango, Manuel Arrojo, Miguel Bernardo, Julio Sanjuán, et al.

Journal article  |  2020  |  Schizophrenia Research