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K. Heekeren · SciRah

Researcher profile · Semantic Scholar

K. Heekeren

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K. Heekeren — researcher profile on SciRah

h-index: 33
Works: 98
Citations: 3,327

Most-cited papers

Prepulse inhibition in psychiatric disorders--apart from schizophrenia.
S. Kohl, K. Heekeren, J. Klosterkötter, Jens Kuhn
2013Journal of Psychiatric Research301 citations Open access
Semantic Scholar
Multimodal Machine Learning Workflows for Prediction of Psychosis in Patients With Clinical High-Risk Syndromes and Recent-Onset Depression
N. Koutsouleris, Dominic Dwyer, F. Degenhardt, C. Maj +48 more
2020JAMA psychiatry246 citations Open access
Semantic Scholar
Psychological Effects of (S)-Ketamine and N,N-Dimethyltryptamine (DMT): A Double-Blind, Cross-Over Study in Healthy Volunteers
E. Gouzoulis-Mayfrank, K. Heekeren, A. Neukirch, M. Stoll +3 more
2005Pharmacopsychiatry192 citations
Semantic Scholar
Aberrant coupling within and across the default mode, task-positive, and salience network in subjects at risk for psychosis.
D. Wotruba, L. Michels, Roman Buechler, S. Metzler +6 more
2014Schizophrenia bulletin168 citations Open access
Semantic Scholar
Mismatch negativity generation in the human 5HT2A agonist and NMDA antagonist model of psychosis
K. Heekeren, J. Daumann, A. Neukirch, C. Stock +4 more
2008Psychopharmacology150 citations Open access
Semantic Scholar
Well-being among persons at risk of psychosis: the role of self-labeling, shame, and stigma stress.
N. Rüsch, P. Corrigan, K. Heekeren, A. Theodoridou +5 more
2014Psychiatric Services120 citations
Semantic Scholar
Association of Structural Magnetic Resonance Imaging Measures With Psychosis Onset in Individuals at Clinical High Risk for Developing Psychosis: An ENIGMA Working Group Mega-analysis.
M. Jalbrzikowski, R. Hayes, S. Wood, D. Nordholm +114 more
2021JAMA psychiatry114 citations Open access
Semantic Scholar
Stigma as a stressor and transition to schizophrenia after one year among young people at risk of psychosis.
N. Rüsch, K. Heekeren, A. Theodoridou, M. Müller +6 more
2015Schizophrenia Research89 citations Open access
Semantic Scholar
Effects of the hallucinogen psilocybin on habituation and prepulse inhibition of the startle reflex in humans
E. Gouzoulis-Mayfrank, K. Heekeren, B. Thelen, H. Lindenblatt +3 more
1998Behavioural Pharmacology84 citations
Semantic Scholar
Memory-related hippocampal dysfunction in poly-drug ecstasy (3,4-methylenedioxymethamphetamine) users
J. Daumann, T. Fischermann, K. Heekeren, K. Henke +2 more
2005Psychopharmacology82 citations
Semantic Scholar
The Negative Symptoms of Schizophrenia: Category or Continuum?
S. Kaiser, K. Heekeren, J. Simon
2011Psychopathology81 citations Open access
Semantic Scholar
An fMRI approach to particularize the frontoparietal network for visuomotor action monitoring: Detection of incongruence between test subjects' actions and resulting perceptions
K. Schnell, K. Heekeren, R. Schnitker, J. Daumann +5 more
2007NeuroImage72 citations
Semantic Scholar
Neural mechanisms of working memory in ecstasy (MDMA) users who continue or discontinue ecstasy and amphetamine use: evidence from an 18-month longitudinal functional magnetic resonance imaging study.
J. Daumann, T. Fischermann, K. Heekeren, A. Thron +1 more
2004Biological Psychiatry72 citations
Semantic Scholar
Triple Network Model Dynamically Revisited: Lower Salience Network State Switching in Pre-psychosis
T. Bolton, D. Wotruba, Roman Buechler, A. Theodoridou +5 more
2020Frontiers in Physiology69 citations Open access
Semantic Scholar
Symptom dimensions are associated with reward processing in unmedicated persons at risk for psychosis
D. Wotruba, K. Heekeren, L. Michels, Roman Buechler +5 more
2014Frontiers in Behavioral Neuroscience68 citations Open access
Semantic Scholar
Correlation of passivity symptoms and dysfunctional visuomotor action monitoring in psychosis
K. Schnell, K. Heekeren, J. Daumann, T. Schnell +3 more
2008Brain : a journal of neurology57 citations Open access
Semantic Scholar
Neuronal correlates of visual and auditory alertness in the DMT and ketamine model of psychosis
J. Daumann, D. Wagner, K. Heekeren, A. Neukirch +2 more
2010Journal of Psychopharmacology56 citations
Semantic Scholar
Longitudinal course of self-labeling, stigma stress and well-being among young people at risk of psychosis.
N. Rüsch, M. Müller, K. Heekeren, A. Theodoridou +5 more
2014Schizophrenia Research53 citations Open access
Semantic Scholar
Attitudes towards help-seeking and stigma among young people at risk for psychosis.
N. Rüsch, K. Heekeren, A. Theodoridou, D. Dvorsky +5 more
2013Psychiatry Research53 citations Open access
Semantic Scholar
Inhibition of Return in the Human 5HT2A Agonist and NMDA Antagonist Model of Psychosis
E. Gouzoulis-Mayfrank, K. Heekeren, A. Neukirch, M. Stoll +4 more
2006Neuropsychopharmacology53 citations
Semantic Scholar
Pathways between stigma and suicidal ideation among people at risk of psychosis.
Ziyan Xu, M. Müller, K. Heekeren, A. Theodoridou +6 more
2016Schizophrenia Research52 citations Open access
Semantic Scholar
Pharmacological modulation of the neural basis underlying inhibition of return (IOR) in the human 5-HT2A agonist and NMDA antagonist model of psychosis
J. Daumann, K. Heekeren, A. Neukirch, C. Thiel +2 more
2008Psychopharmacology51 citations Open access
Semantic Scholar
Prepulse inhibition of the startle reflex and its attentional modulation in the human S-ketamine and N,N-dimethyltryptamine (DMT) models of psychosis
K. Heekeren, A. Neukirch, J. Daumann, M. Stoll +4 more
2007Journal of Psychopharmacology47 citations
Semantic Scholar
Attentional Modulation of Prepulse Inhibition: A New Startle Paradigm
K. Heekeren, U. Meincke, M. Geyer, E. Gouzoulis-Mayfrank
2004Neuropsychobiology46 citations
Semantic Scholar
Effects of the Hallucinogen Psilocybin on Covert Orienting of Visual Attention in Humans
E. Gouzoulis-Mayfrank, B. Thelen, S. Maier, K. Heekeren +3 more
2002Neuropsychobiology46 citations
Semantic Scholar
Alterations in the hippocampus and thalamus in individuals at high risk for psychosis
F. Harrisberger, Roman Buechler, R. Smieskova, C. Lenz +11 more
2016npj Schizophrenia43 citations Open access
Semantic Scholar
TRIMAGE: A dedicated trimodality (PET/MR/EEG) imaging tool for schizophrenia
A. Del Guerra, Salleh Ahmad, M. Avram, N. Belcari +38 more
2018European psychiatry38 citations Open access
Semantic Scholar
Early Recognition of High Risk of Bipolar Disorder and Psychosis: An Overview of the ZInEP “Early Recognition” Study
A. Theodoridou, K. Heekeren, D. Dvorsky, S. Metzler +6 more
2014Frontiers in Public Health38 citations Open access
Semantic Scholar
Orienting of attention in unmedicated patients with schizophrenia, prodromal subjects and healthy relatives.
E. Gouzoulis-Mayfrank, M. Balke, S. Hajsamou, S. Ruhrmann +3 more
2007Schizophrenia Research37 citations
Semantic Scholar
Normative Modeling of Brain Morphometry in Clinical High Risk for Psychosis
S. Haas, Rui-Yang Ge, I. Agartz, G. Amminger +76 more
2023JAMA psychiatry36 citations Open access
Semantic Scholar
Neuroanatomical heterogeneity and homogeneity in individuals at clinical high risk for psychosis
Helen Baldwin, J. Raduà, M. Antoniades, S. Haas +107 more
2022Translational Psychiatry36 citations Open access
Semantic Scholar
Blunted inhibition of return in schizophrenia-evidence from a longitudinal study.
E. Gouzoulis-Mayfrank, K. Heekeren, T. Voss, Dina Moerth +2 more
2004Progress in Neuro-psychopharmacology and Biological Psychiatry35 citations
Semantic Scholar
mGluR5 receptor availability is associated with lower levels of negative symptoms and better cognition in male patients with chronic schizophrenia
Cláudia Régio Brambilla, T. Veselinović, R. Rajkumar, J. Mauler +17 more
2020Human Brain Mapping34 citations Open access
Semantic Scholar
Self-labelling and stigma as predictors of attitudes towards help-seeking among people at risk of psychosis: 1-year follow-up
Ziyan Xu, M. Müller, K. Heekeren, A. Theodoridou +7 more
2016European Archives of Psychiatry and Clinical Neuroscience33 citations Open access
Semantic Scholar
Neurocognitive profiles in help-seeking individuals: comparison of risk for psychosis and bipolar disorder criteria
S. Metzler, D. Dvorsky, Christophe Wyss, Markus Müller +5 more
2014Psychological Medicine31 citations Open access
Semantic Scholar
Frontal brain activity in individuals at risk for schizophrenic psychosis and bipolar disorder during the emotional Stroop task – an fNIRS study
Aleksandra A. Aleksandrowicz, F. Hagenmuller, H. Haker, K. Heekeren +6 more
2020NeuroImage: Clinical30 citations Open access
Semantic Scholar
Adolescents and adults at clinical high-risk for psychosis: age-related differences in attenuated positive symptoms syndrome prevalence and entanglement with basic symptoms
M. Gerstenberg, A. Theodoridou, N. Traber-Walker, M. Franscini +8 more
2015Psychological Medicine30 citations Open access
Semantic Scholar
Deficient inhibition of return in schizophrenia-further evidence from an independent sample.
E. Gouzoulis-Mayfrank, S. Arnold, K. Heekeren
2006Progress in Neuro-psychopharmacology and Biological Psychiatry29 citations
Semantic Scholar
Using brain structural neuroimaging measures to predict psychosis onset for individuals at clinical high-risk
Yinghan Zhu, N. Maikusa, J. Raduà, P. Sämann +57 more
2024Molecular Psychiatry27 citations Open access
Semantic Scholar
Stigma and suicidal ideation among young people at risk of psychosis after one year.
Ziyan Xu, B. Mayer, M. Müller, K. Heekeren +7 more
2016Psychiatry Research27 citations Open access
Semantic Scholar
Polygenic risk scores across the extended psychosis spectrum
L. Smigielski, S. Papiol, A. Theodoridou, K. Heekeren +56 more
2021Translational Psychiatry26 citations Open access
Semantic Scholar
Course of psychotic symptoms, depression and global functioning in persons at clinical high risk of psychosis: Results of a longitudinal observation study over three years focusing on both converters and non-converters.
M. Hengartner, K. Heekeren, D. Dvorsky, S. Walitza +2 more
2017Schizophrenia Research25 citations Open access
Semantic Scholar
Changes in neurocognitive functioning during transition to manifest disease: comparison of individuals at risk for schizophrenic and bipolar affective psychoses
S. Metzler, D. Dvorsky, Christophe Wyss, Markus Müller +6 more
2015Psychological Medicine25 citations Open access
Semantic Scholar
Checking the predictive accuracy of basic symptoms against ultra high-risk criteria and testing of a multivariable prediction model: Evidence from a prospective three-year observational study of persons at clinical high-risk for psychosis
M. Hengartner, K. Heekeren, D. Dvorsky, S. Walitza +2 more
2017European psychiatry24 citations Open access
Semantic Scholar
Normative modeling of brain morphometry in Clinical High-Risk for Psychosis
S. Haas, Rui-Yang Ge, I. Agartz, G. Amminger +75 more
2023bioRxiv22 citations Open access
Semantic Scholar
White matter microstructure and the clinical risk for psychosis: A diffusion tensor imaging study of individuals with basic symptoms and at ultra-high risk
L. Smigielski, P. Stämpfli, D. Wotruba, Roman Buechler +6 more
2022NeuroImage: Clinical20 citations Open access
Semantic Scholar
Cortical Volume Differences in Subjects at Risk for Psychosis Are Driven by Surface Area.
Roman Buechler, D. Wotruba, L. Michels, A. Theodoridou +6 more
2020Schizophrenia bulletin20 citations Open access
Semantic Scholar
Prediction Analysis for Transition to Schizophrenia in Individuals at Clinical High Risk for Psychosis: The Relationship of DAO, DAOA, and NRG1 Variants with Negative Symptoms and Cognitive Deficits
V. Jagannath, A. Theodoridou, M. Gerstenberg, M. Franscini +5 more
2017Frontiers in Psychiatry19 citations Open access
Semantic Scholar
The Loudness Dependence of Auditory Evoked Potentials (LDAEP) in individuals at risk for developing bipolar disorders and schizophrenia.
F. Hagenmuller, K. Heekeren, M. Meier, A. Theodoridou +4 more
2016Clinical Neurophysiology18 citations
Semantic Scholar
Psychiatric Acute Day Hospital as an Alternative to Inpatient Treatment
K. Heekeren, Sofia Antoniadis, B. Habermeyer, C. Obermann +4 more
2020Frontiers in Psychiatry17 citations Open access
Semantic Scholar

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E. Gouzoulis-Mayfrank

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