Leigh A Johnson

Summary

Publications

  1. pmc A depressive endophenotype of mild cognitive impairment and Alzheimer's disease
    Leigh A Johnson
    Department of Internal Medicine, University of North Texas Health Science Center, Fort Worth, Texas, United States of America
    PLoS ONE 8:e68848. 2013
  2. doi request reprint Cognitive differences among depressed and non-depressed MCI participants: a project FRONTIER study
    Leigh A Johnson
    Department of Internal Medicine, University of North Texas Health Sciences Center, Fort Worth, TX, USA
    Int J Geriatr Psychiatry 28:377-82. 2013
  3. pmc The impact of GPX1 on the association of groundwater selenium and depression: a Project FRONTIER study
    Leigh A Johnson
    Department of Internal Medicine, Institute for Aging and Alzheimer s Disease Research, University of North Texas Health Science Center, Fort Worth, TX 76107, USA
    BMC Psychiatry 13:7. 2013
  4. pmc Biomarkers of vascular risk, systemic inflammation, and microvascular pathology and neuropsychiatric symptoms in Alzheimer's disease
    James R Hall
    Institute of Aging and Alzheimer s Disease Research, University of North Texas Health Science Center, Fort Worth, TX 76107, USA
    J Alzheimers Dis 35:363-71. 2013
  5. ncbi request reprint The impact of APOE status on relationship of biomarkers of vascular risk and systemic inflammation to neuropsychiatric symptoms in Alzheimer's disease
    James R Hall
    Institute of Aging and Alzheimer s Disease Research, University of North Texas Health Science Center, Fort Worth, TX, USA Department of Psychiatry and Behavioral Health, University of North Texas Health Science Center, Fort Worth, TX, USA
    J Alzheimers Dis 40:887-96. 2014
  6. pmc Biomarkers of basic activities of daily living in Alzheimer's disease
    James R Hall
    Department of Psychiatry, Behavioral Health and Neuroscience, University of North Texas, Health Sciences Center, Fort Worth, TX 76107, USA
    J Alzheimers Dis 31:429-37. 2012
  7. doi request reprint The differential impact of depressive symptom clusters on cognition in a rural multi-ethnic cohort: a Project FRONTIER study
    Sid E O'Bryant
    F Marie Hall Institute for Rural and Community Health, Texas Tech Health Sciences Center, Lubbock, TX, USA
    Int J Geriatr Psychiatry 26:199-205. 2011
  8. doi request reprint The influence of thyroid function on cognition in a sample of ethnically diverse, rural-dwelling women: a project FRONTIER study
    Leigh A Johnson
    Laura W Bush Institute for Women s Health, Texas Tech University Health Sciences Center, Amarillo Department of Family and Community Medicine, Texas Tech University Health Sciences Center, Lubbock Department of Psychology, Texas Tech University, Lubbock, TX, USA
    J Neuropsychiatry Clin Neurosci 23:219-22. 2011
  9. pmc The Hachinski ischemic scale and cognition: the influence of ethnicity
    Leigh A Johnson
    Department of Internal Medicine, University of North Texas Health Sciences Center, Fort Worth, TX, USA
    Age Ageing 43:364-9. 2014
  10. pmc Depressive symptom clusters and neuropsychological performance in mild Alzheimer's and cognitively normal elderly
    James R Hall
    Institute of Aging and Alzheimer s Disease Research, University of North Texas Health Sciences Center, Fort Worth, TX 76107, USA
    Depress Res Treat 2011:396958. 2011

Detail Information

Publications11

  1. pmc A depressive endophenotype of mild cognitive impairment and Alzheimer's disease
    Leigh A Johnson
    Department of Internal Medicine, University of North Texas Health Science Center, Fort Worth, Texas, United States of America
    PLoS ONE 8:e68848. 2013
    ..The current study sought to: 1) clinically identify a sub group of geriatric patients who suffer from depression related cognitive impairment; 2) cross validate this depressive endophenotype of MCI/AD in an independent cohort...
  2. doi request reprint Cognitive differences among depressed and non-depressed MCI participants: a project FRONTIER study
    Leigh A Johnson
    Department of Internal Medicine, University of North Texas Health Sciences Center, Fort Worth, TX, USA
    Int J Geriatr Psychiatry 28:377-82. 2013
    ..The purpose of this study was to examine differences in cognitive functioning in a sample of community- based, depressed, and non-depressed MCI patients...
  3. pmc The impact of GPX1 on the association of groundwater selenium and depression: a Project FRONTIER study
    Leigh A Johnson
    Department of Internal Medicine, Institute for Aging and Alzheimer s Disease Research, University of North Texas Health Science Center, Fort Worth, TX 76107, USA
    BMC Psychiatry 13:7. 2013
    ..The current study evaluated the link between groundwater selenium levels and depression. We also sought to determine if a functional polymorphism in the glutathione peroxidase 1 (GPX1) gene impacted this link...
  4. pmc Biomarkers of vascular risk, systemic inflammation, and microvascular pathology and neuropsychiatric symptoms in Alzheimer's disease
    James R Hall
    Institute of Aging and Alzheimer s Disease Research, University of North Texas Health Science Center, Fort Worth, TX 76107, USA
    J Alzheimers Dis 35:363-71. 2013
    ..Gender differences suggest distinct impact of specific risks with total cholesterol, a measure of cardiovascular risk, being the strongest marker for males and IL-15, a marker of inflammation, being the strongest for females...
  5. ncbi request reprint The impact of APOE status on relationship of biomarkers of vascular risk and systemic inflammation to neuropsychiatric symptoms in Alzheimer's disease
    James R Hall
    Institute of Aging and Alzheimer s Disease Research, University of North Texas Health Science Center, Fort Worth, TX, USA Department of Psychiatry and Behavioral Health, University of North Texas Health Science Center, Fort Worth, TX, USA
    J Alzheimers Dis 40:887-96. 2014
    ..These findings suggest that dysregulation of inflammatory activity is related to NPS, that cholesterol is a significant factor in the occurrence of NPS, and that gender and APOE status need to be considered. ..
  6. pmc Biomarkers of basic activities of daily living in Alzheimer's disease
    James R Hall
    Department of Psychiatry, Behavioral Health and Neuroscience, University of North Texas, Health Sciences Center, Fort Worth, TX 76107, USA
    J Alzheimers Dis 31:429-37. 2012
    ..The results of this study indicated that a small number of serum based biomarkers are related to BADLs, and these biomarkers differed by gender...
  7. doi request reprint The differential impact of depressive symptom clusters on cognition in a rural multi-ethnic cohort: a Project FRONTIER study
    Sid E O'Bryant
    F Marie Hall Institute for Rural and Community Health, Texas Tech Health Sciences Center, Lubbock, TX, USA
    Int J Geriatr Psychiatry 26:199-205. 2011
    ..To examine the differential impact of depressive symptom clusters on neuropsychological functioning in a rural-dwelling, multi-ethnic cohort...
  8. doi request reprint The influence of thyroid function on cognition in a sample of ethnically diverse, rural-dwelling women: a project FRONTIER study
    Leigh A Johnson
    Laura W Bush Institute for Women s Health, Texas Tech University Health Sciences Center, Amarillo Department of Family and Community Medicine, Texas Tech University Health Sciences Center, Lubbock Department of Psychology, Texas Tech University, Lubbock, TX, USA
    J Neuropsychiatry Clin Neurosci 23:219-22. 2011
    ..The current study found that TSH and FT4 were differentially related to neurocognitive domains, with TSH being related only to measures of attention and FT4 to measures of language...
  9. pmc The Hachinski ischemic scale and cognition: the influence of ethnicity
    Leigh A Johnson
    Department of Internal Medicine, University of North Texas Health Sciences Center, Fort Worth, TX, USA
    Age Ageing 43:364-9. 2014
    ..The goal of this study is to examine the utility of the Hachinski Ischemic Scale (HIS) in identifying cognitive dysfunction and diagnosis of mild cognitive impairment (MCI) in an ethnically diverse sample...
  10. pmc Depressive symptom clusters and neuropsychological performance in mild Alzheimer's and cognitively normal elderly
    James R Hall
    Institute of Aging and Alzheimer s Disease Research, University of North Texas Health Sciences Center, Fort Worth, TX 76107, USA
    Depress Res Treat 2011:396958. 2011
    ..Conclusion. Findings suggest the need to examine disease status and gender when considering the impact of depressive symptoms on cognition...
  11. pmc The Link between Cognitive Measures and ADLs and IADL Functioning in Mild Alzheimer's: What Has Gender Got to Do with It?
    James R Hall
    Department of Psychiatry and Neuroscience, University of North Texas Health Science Center, 3500 Camp Bowie Boulevard, Fort Worth, TX 76107, USA
    Int J Alzheimers Dis 2011:276734. 2011
    ..Gender differences in the domains of learning and memory area were found...