T E Nordahl

Summary

Affiliation: University of California
Country: USA

Publications

  1. ncbi request reprint Methamphetamine users in sustained abstinence: a proton magnetic resonance spectroscopy study
    Thomas E Nordahl
    Department of Psychiatry and Behavioral Sciences, University of California Davis Medical Center, 4701 X Street, Sacramento, CA 95817, USA
    Arch Gen Psychiatry 62:444-52. 2005
  2. ncbi request reprint Neuropsychological effects of chronic methamphetamine use on neurotransmitters and cognition: a review
    Thomas E Nordahl
    Department of Psychiatry, University of California Davis Medical Center, Sacramento, California 95817, USA
    J Neuropsychiatry Clin Neurosci 15:317-25. 2003
  3. ncbi request reprint Anterior cingulate metabolism correlates with stroop errors in paranoid schizophrenia patients
    T E Nordahl
    Center for Functional Imaging, Lawrence Berkeley National Laboratory, University of California, Berkeley, CA 94720, USA
    Neuropsychopharmacology 25:139-48. 2001
  4. ncbi request reprint Low N-acetyl-aspartate and high choline in the anterior cingulum of recently abstinent methamphetamine-dependent subjects: a preliminary proton MRS study. Magnetic resonance spectroscopy
    Thomas E Nordahl
    Department of Psychiatry and Behavioral Sciences, University of California, Davis, CA, USA
    Psychiatry Res 116:43-52. 2002
  5. pmc Spatial inhibition and the visual cortex: a magnetic resonance spectroscopy imaging study
    R Salo
    Department of Psychiatry and Behavioral Sciences, University of California, Davis, CA, USA
    Neuropsychologia 49:830-8. 2011
  6. ncbi request reprint Functional connectivity and working memory in schizophrenia: an EEG study
    A Peled
    Department of Psychiatry, University of California Davis Medical Center, Sacramento, California, USA
    Int J Neurosci 106:47-61. 2001
  7. pmc Drug abstinence and cognitive control in methamphetamine-dependent individuals
    Ruth Salo
    UC Davis Imaging Research Center, 4701 X Street, Sacramento, CA, USA
    J Subst Abuse Treat 37:292-7. 2009
  8. pmc Methamphetamine and paranoia: the methamphetamine experience questionnaire
    Martin H Leamon
    Department of Psychiatry and Behavioral Sciences, University of California, Davis, California, USA
    Am J Addict 19:155-68. 2010
  9. ncbi request reprint Preliminary evidence of behavioral predictors of recurrent drug-induced psychosis in methamphetamine abuse
    Ruth Salo
    Department of Psychiatry and Behavioral Sciences, University of California, Davis, CA, USA
    Psychiatry Res 157:273-7. 2008
  10. pmc Extended findings of brain metabolite normalization in MA-dependent subjects across sustained abstinence: a proton MRS study
    Ruth Salo
    Dept of Psychiatry and Behavioral Sciences, University of California, Davis, CA 95817, USA
    Drug Alcohol Depend 113:133-8. 2011

Research Grants

Collaborators

Detail Information

Publications23

  1. ncbi request reprint Methamphetamine users in sustained abstinence: a proton magnetic resonance spectroscopy study
    Thomas E Nordahl
    Department of Psychiatry and Behavioral Sciences, University of California Davis Medical Center, 4701 X Street, Sacramento, CA 95817, USA
    Arch Gen Psychiatry 62:444-52. 2005
    ....
  2. ncbi request reprint Neuropsychological effects of chronic methamphetamine use on neurotransmitters and cognition: a review
    Thomas E Nordahl
    Department of Psychiatry, University of California Davis Medical Center, Sacramento, California 95817, USA
    J Neuropsychiatry Clin Neurosci 15:317-25. 2003
    ..This selective review provides an outline and synthesis of studies that assess the neurotoxic mechanisms of methamphetamine, as well as those that evaluate the cognitive sequelae of methamphetamine abuse...
  3. ncbi request reprint Anterior cingulate metabolism correlates with stroop errors in paranoid schizophrenia patients
    T E Nordahl
    Center for Functional Imaging, Lawrence Berkeley National Laboratory, University of California, Berkeley, CA 94720, USA
    Neuropsychopharmacology 25:139-48. 2001
    ....
  4. ncbi request reprint Low N-acetyl-aspartate and high choline in the anterior cingulum of recently abstinent methamphetamine-dependent subjects: a preliminary proton MRS study. Magnetic resonance spectroscopy
    Thomas E Nordahl
    Department of Psychiatry and Behavioral Sciences, University of California, Davis, CA, USA
    Psychiatry Res 116:43-52. 2002
    ..The neuronal compromise that these changes reflect may contribute to the attentional deficits and dampened reward system in MD...
  5. pmc Spatial inhibition and the visual cortex: a magnetic resonance spectroscopy imaging study
    R Salo
    Department of Psychiatry and Behavioral Sciences, University of California, Davis, CA, USA
    Neuropsychologia 49:830-8. 2011
    ..As psychostimulants such as methamphetamine (MA) are particularly neurotoxic to the dopaminergic system it was of interest to examine the performance of MA-dependent individuals on a task of spatial attention...
  6. ncbi request reprint Functional connectivity and working memory in schizophrenia: an EEG study
    A Peled
    Department of Psychiatry, University of California Davis Medical Center, Sacramento, California, USA
    Int J Neurosci 106:47-61. 2001
    ..If distinct deficits in cortical network activations would correlate with mental disorders it would be relevant to diagnosis and treatment of psychiatric disorders...
  7. pmc Drug abstinence and cognitive control in methamphetamine-dependent individuals
    Ruth Salo
    UC Davis Imaging Research Center, 4701 X Street, Sacramento, CA, USA
    J Subst Abuse Treat 37:292-7. 2009
    ..87). Stroop RT interference correlated positively with both duration of drug use (p = .003) and drug abstinence (p = .05). The data in the current study provide evidence that cognitive function may improve with protracted drug abstinence...
  8. pmc Methamphetamine and paranoia: the methamphetamine experience questionnaire
    Martin H Leamon
    Department of Psychiatry and Behavioral Sciences, University of California, Davis, California, USA
    Am J Addict 19:155-68. 2010
    ..14, p = .07). The MEQ provides useful information on drug use variables that contribute to paranoia commonly associated with MA use. (Am J Addict 2010;00:1-14)...
  9. ncbi request reprint Preliminary evidence of behavioral predictors of recurrent drug-induced psychosis in methamphetamine abuse
    Ruth Salo
    Department of Psychiatry and Behavioral Sciences, University of California, Davis, CA, USA
    Psychiatry Res 157:273-7. 2008
    ....
  10. pmc Extended findings of brain metabolite normalization in MA-dependent subjects across sustained abstinence: a proton MRS study
    Ruth Salo
    Dept of Psychiatry and Behavioral Sciences, University of California, Davis, CA 95817, USA
    Drug Alcohol Depend 113:133-8. 2011
    ..The goal of the present study was to extend our previous findings on long-term methamphetamine (MA) use and drug abstinence on brain metabolite levels in an expanded group of MA-dependent individuals...
  11. ncbi request reprint Findings of preserved implicit attention in methamphetamine dependent subjects
    Ruth Salo
    Department of Psychiatry and Behavioral Sciences, University of California, Davis, USA
    Prog Neuropsychopharmacol Biol Psychiatry 32:217-23. 2008
    ....
  12. ncbi request reprint Is filtering difficulty the basis of attentional deficits in schizophrenia?
    Susan M Ravizza
    Department of Psychology, University of California, Davis, CA, USA
    Psychiatry Res 151:201-9. 2007
    ..The current findings also suggest that when a course of action is not implied by an irrelevant feature, outpatients' behavior is not modulated by extraneous visual information any more than in healthy controls...
  13. pmc Cognitive control and white matter callosal microstructure in methamphetamine-dependent subjects: a diffusion tensor imaging study
    Ruth Salo
    Department of Psychiatry and Behavioral Sciences, University of California Davis, UC Davis Medical Center, 4701 X Street, Sacramento, CA 95817, USA
    Biol Psychiatry 65:122-8. 2009
    ..Abnormalities have been reported in anterior regions with less evidence of changes in posterior regions. Methamphetamine abusers have also shown deficits on attention tests that measure response conflict and cognitive control...
  14. ncbi request reprint Attentional control and brain metabolite levels in methamphetamine abusers
    Ruth Salo
    Department of Psychiatry and Behavioral Sciences, University of California, Davis, California 95817, USA
    Biol Psychiatry 61:1272-80. 2007
    ..Methamphetamine abuse is associated with neurotoxicity to frontostriatal brain regions with concomitant deleterious effects on cognitive processes...
  15. ncbi request reprint A dissociation in attentional control: evidence from methamphetamine dependence
    Ruth Salo
    Department of Psychiatry and Behavioral Sciences and the Imaging Research Center, University of California Davis 95817, USA
    Biol Psychiatry 57:310-3. 2005
    ..The goal of this study was to test whether task-shifting, selective inhibition, or both processes were impaired in long-term but currently abstinent methamphetamine-dependent individuals...
  16. ncbi request reprint Immediate versus sustained processing in schizophrenia
    Ruth Salo
    Department of Psychiatry and Center for Neuroscience, University of California, Davis 95616, USA
    J Int Neuropsychol Soc 8:794-803. 2002
    ..4 years; p < .05). Positive symptom ratings were also significantly higher in the inpatients. The finding of reduced NP in the state hospital patients appears to be related to severity of symptomatology and chronicity of illness...
  17. ncbi request reprint Preliminary evidence of reduced cognitive inhibition in methamphetamine-dependent individuals
    Ruth Salo
    Department of Psychiatry, UC Davis Medical Center, 2230 Stockton Blvd, Sacramento, CA 95817, USA
    Psychiatry Res 111:65-74. 2002
    ..Furthermore, the dissociation between explicit attentional performance and priming effects suggests that some attentional functions are not as affected by long-term methamphetamine use as others...
  18. ncbi request reprint The effects of antipsychotic medication on sequential inhibitory processes
    R Salo
    Center for Neuroscience, University of California, Davis 95616, USA
    J Abnorm Psychol 106:639-43. 1997
    ..The study of sequential inhibitory processes and their response to neuroleptic treatment could be important methods for understanding the temporal parameters associated with inhibition in schizophrenia...
  19. ncbi request reprint Association of estrogen levels with neuropsychological performance in women with schizophrenia
    A L Hoff
    University of California, Davis Napa Psychiatric Research Center, Napa State Hospital, CA 94558, USA
    Am J Psychiatry 158:1134-9. 2001
    ..This study sought to determine the relationship of estrogen levels with psychiatric symptoms and neuropsychological function in female patients with schizophrenia...
  20. ncbi request reprint No effect of age and estrogen on aromatic L- amino acid decarboxylase activity in rhesus monkey brain
    Jamie L Eberling
    Department of Neurology, Center for Neuroscience, University of California, Davis, CA 94618, USA
    Neurobiol Aging 23:479-83. 2002
    ..In addition, FMT uptake did not differ from a group of young adult female monkeys at either time point. These findings may represent a compensatory up-regulation of aromatic L- amino acid decarboxylase (AADC) activity...
  21. ncbi request reprint Mood-elevating effects of opioid analgesics in patients with bipolar disorder
    Charles B Schaffer
    Department of Psychiatry and Behavioral Sciences, University of California, Davis, California, USA
    J Neuropsychiatry Clin Neurosci 19:449-52. 2007
    ..None of the comparison subjects reported a significant mood reaction from opioid analgesics. These results indicate that opioid analgesics can have an important mood-altering effect on patients with known bipolar disorder...
  22. ncbi request reprint Attentional control and word inhibition in schizophrenia
    Avishai Henik
    Department of Behavioral Sciences and Zlotowski Center for Neuroscience, Ben Gurion University of the Negev, Beer Sheva, Israel
    Psychiatry Res 110:137-49. 2002
    ..This suggests that the integrity or impairment of cognitive control functions in schizophrenia is related to the complexity of the context representation required to support that function...
  23. ncbi request reprint Sex differences in the corpus callosum of patients with schizophrenia
    Matthew S Panizzon
    UC Davis Napa Psychiatric Research Center, Napa State Hospital, T 10, 2100 Napa Vallejo Highway, Napa, CA 94558, USA
    Schizophr Res 62:115-22. 2003
    ..CC size was not related to psychiatric symptoms nor cognitive functioning in this group of patients...

Research Grants1

  1. Neural Damage in Methamphetamine Users: An MRS Study
    THOMAS NORDAHL; Fiscal Year: 2003
    ..A similar analysis approach will be applied to the behavioral data. Correlational analyses between cognitive measures and imaging data from specific hypothesized regions of interest will be conducted. ..