Harvard Catalyst Profiles

Contact, publication, and social network information about Harvard faculty and fellows.

Keith Alan Johnson, M.D.

Co-Author

This page shows the publications co-authored by Keith Johnson and Joseph Locascio.
Connection Strength

1.833
  1. Jacobs HIL, Augustinack JC, Schultz AP, Hanseeuw BJ, Locascio J, Amariglio RE, Papp KV, Rentz DM, Sperling RA, Johnson KA. The presubiculum links incipient amyloid and tau pathology to memory function in older persons. Neurology. 2020 May 05; 94(18):e1916-e1928.
    View in: PubMed
    Score: 0.246
  2. Gomperts SN, Locascio JJ, Makaretz SJ, Schultz A, Caso C, Vasdev N, Sperling R, Growdon JH, Dickerson BC, Johnson K. Tau Positron Emission Tomographic Imaging in the Lewy Body Diseases. JAMA Neurol. 2016 Nov 01; 73(11):1334-1341.
    View in: PubMed
    Score: 0.194
  3. Maye JE, Betensky RA, Gidicsin CM, Locascio J, Becker JA, Pepin L, Carmasin J, Rentz DM, Marshall GA, Blacker D, Sperling RA, Johnson KA. Maternal dementia age at onset in relation to amyloid burden in non-demented elderly offspring. Neurobiol Aging. 2016 Apr; 40:61-67.
    View in: PubMed
    Score: 0.183
  4. Gidicsin CM, Maye JE, Locascio JJ, Pepin LC, Philiossaint M, Becker JA, Younger AP, Dekhtyar M, Schultz AP, Amariglio RE, Marshall GA, Rentz DM, Hedden T, Sperling RA, Johnson KA. Cognitive activity relates to cognitive performance but not to Alzheimer disease biomarkers. Neurology. 2015 Jul 07; 85(1):48-55.
    View in: PubMed
    Score: 0.176
  5. Rentz DM, Locascio JJ, Becker JA, Moran EK, Eng E, Buckner RL, Sperling RA, Johnson KA. Cognition, reserve, and amyloid deposition in normal aging. Ann Neurol. 2010 Mar; 67(3):353-64.
    View in: PubMed
    Score: 0.122
  6. Gatchel JR, Rabin JS, Buckley RF, Locascio JJ, Quiroz YT, Yang HS, Vannini P, Amariglio RE, Rentz DM, Properzi M, Donovan NJ, Blacker D, Johnson KA, Sperling RA, Marshall GA. Longitudinal Association of Depression Symptoms With Cognition and Cortical Amyloid Among Community-Dwelling Older Adults. JAMA Netw Open. 2019 08 02; 2(8):e198964.
    View in: PubMed
    Score: 0.059
  7. Marshall GA, Aghjayan SL, Dekhtyar M, Locascio JJ, Jethwani K, Amariglio RE, Czaja SJ, Loewenstein DA, Johnson KA, Sperling RA, Rentz DM. Measuring instrumental activities of daily living in non-demented elderly: a comparison of the new performance-based Harvard Automated Phone Task with other functional assessments. Alzheimers Res Ther. 2019 01 10; 11(1):4.
    View in: PubMed
    Score: 0.056
  8. Donovan NJ, Locascio JJ, Marshall GA, Gatchel J, Hanseeuw BJ, Rentz DM, Johnson KA, Sperling RA. Longitudinal Association of Amyloid Beta and Anxious-Depressive Symptoms in Cognitively Normal Older Adults. Am J Psychiatry. 2018 06 01; 175(6):530-537.
    View in: PubMed
    Score: 0.053
  9. Gatchel JR, Donovan NJ, Locascio JJ, Becker JA, Rentz DM, Sperling RA, Johnson KA, Marshall GA. Regional 18F-Fluorodeoxyglucose Hypometabolism is Associated with Higher Apathy Scores Over Time in Early Alzheimer Disease. Am J Geriatr Psychiatry. 2017 Jul; 25(7):683-693.
    View in: PubMed
    Score: 0.049
  10. Gatchel JR, Donovan NJ, Locascio JJ, Schultz AP, Becker JA, Chhatwal J, Papp KV, Amariglio RE, Rentz DM, Blacker D, Sperling RA, Johnson KA, Marshall GA. Depressive Symptoms and Tau Accumulation in the Inferior Temporal Lobe and Entorhinal Cortex in Cognitively Normal Older Adults: A Pilot Study. J Alzheimers Dis. 2017; 59(3):975-985.
    View in: PubMed
    Score: 0.049
  11. Marshall GA, Aghjayan SL, Dekhtyar M, Locascio JJ, Jethwani K, Amariglio RE, Johnson KA, Sperling RA, Rentz DM. Activities of daily living measured by the Harvard Automated Phone Task track with cognitive decline over time in non-demented elderly. J Prev Alzheimers Dis. 2017; 4(2):81-86.
    View in: PubMed
    Score: 0.049
  12. Gomperts SN, Marquie M, Locascio JJ, Bayer S, Johnson KA, Growdon JH. PET Radioligands Reveal the Basis of Dementia in Parkinson's Disease and Dementia with Lewy Bodies. Neurodegener Dis. 2016; 16(1-2):118-24.
    View in: PubMed
    Score: 0.046
  13. Guercio BJ, Donovan NJ, Munro CE, Aghjayan SL, Wigman SE, Locascio JJ, Amariglio RE, Rentz DM, Johnson KA, Sperling RA, Marshall GA. The Apathy Evaluation Scale: A Comparison of Subject, Informant, and Clinician Report in Cognitively Normal Elderly and Mild Cognitive Impairment. J Alzheimers Dis. 2015; 47(2):421-32.
    View in: PubMed
    Score: 0.043
  14. Marshall GA, Zoller AS, Lorius N, Amariglio RE, Locascio JJ, Johnson KA, Sperling RA, Rentz DM. Functional Activities Questionnaire Items that Best Discriminate and Predict Progression from Clinically Normal to Mild Cognitive Impairment. Curr Alzheimer Res. 2015; 12(5):493-502.
    View in: PubMed
    Score: 0.043
  15. Lorius N, Locascio JJ, Rentz DM, Johnson KA, Sperling RA, Viswanathan A, Marshall GA. Vascular disease and risk factors are associated with cognitive decline in the alzheimer disease spectrum. Alzheimer Dis Assoc Disord. 2015 Jan-Mar; 29(1):18-25.
    View in: PubMed
    Score: 0.043
  16. Marquie M, Locascio JJ, Rentz DM, Becker JA, Hedden T, Johnson KA, Growdon JH, Gomperts SN. Striatal and extrastriatal dopamine transporter levels relate to cognition in Lewy body diseases: an (11)C altropane positron emission tomography study. Alzheimers Res Ther. 2014; 6(5-8):52.
    View in: PubMed
    Score: 0.042
  17. Donovan NJ, Amariglio RE, Zoller AS, Rudel RK, Gomez-Isla T, Blacker D, Hyman BT, Locascio JJ, Johnson KA, Sperling RA, Marshall GA, Rentz DM. Subjective cognitive concerns and neuropsychiatric predictors of progression to the early clinical stages of Alzheimer disease. Am J Geriatr Psychiatry. 2014 Dec; 22(12):1642-51.
    View in: PubMed
    Score: 0.040
  18. Marshall GA, Lorius N, Locascio JJ, Hyman BT, Rentz DM, Johnson KA, Sperling RA. Regional cortical thinning and cerebrospinal biomarkers predict worsening daily functioning across the Alzheimer's disease spectrum. J Alzheimers Dis. 2014; 41(3):719-28.
    View in: PubMed
    Score: 0.040
  19. Roy K, Pepin LC, Philiossaint M, Lorius N, Becker JA, Locascio JJ, Rentz DM, Sperling RA, Johnson KA, Marshall GA. Regional fluorodeoxyglucose metabolism and instrumental activities of daily living across the Alzheimer's disease spectrum. J Alzheimers Dis. 2014; 42(1):291-300.
    View in: PubMed
    Score: 0.040
  20. Zoller AS, Gaal IM, Royer CA, Locascio JJ, Amariglio RE, Blacker D, Okereke OI, Johnson KA, Sperling RA, Rentz DM, Marshall GA. SIST-M-IR activities of daily living items that best discriminate clinically normal elderly from those with mild cognitive impairment. Curr Alzheimer Res. 2014; 11(8):785-91.
    View in: PubMed
    Score: 0.040
  21. Marshall GA, Zoller AS, Kelly KE, Amariglio RE, Locascio JJ, Johnson KA, Sperling RA, Rentz DM. Everyday cognition scale items that best discriminate between and predict progression from clinically normal to mild cognitive impairment. Curr Alzheimer Res. 2014; 11(9):853-61.
    View in: PubMed
    Score: 0.040
  22. Donovan NJ, Wadsworth LP, Lorius N, Locascio JJ, Rentz DM, Johnson KA, Sperling RA, Marshall GA. Regional cortical thinning predicts worsening apathy and hallucinations across the Alzheimer disease spectrum. Am J Geriatr Psychiatry. 2014 Nov; 22(11):1168-79.
    View in: PubMed
    Score: 0.039
  23. Gomperts SN, Locascio JJ, Rentz D, Santarlasci A, Marquie M, Johnson KA, Growdon JH. Amyloid is linked to cognitive decline in patients with Parkinson disease without dementia. Neurology. 2013 Jan 01; 80(1):85-91.
    View in: PubMed
    Score: 0.037
  24. Wadsworth LP, Lorius N, Donovan NJ, Locascio JJ, Rentz DM, Johnson KA, Sperling RA, Marshall GA. Neuropsychiatric symptoms and global functional impairment along the Alzheimer's continuum. Dement Geriatr Cogn Disord. 2012; 34(2):96-111.
    View in: PubMed
    Score: 0.036
  25. Gomperts SN, Locascio JJ, Marquie M, Santarlasci AL, Rentz DM, Maye J, Johnson KA, Growdon JH. Brain amyloid and cognition in Lewy body diseases. Mov Disord. 2012 Jul; 27(8):965-73.
    View in: PubMed
    Score: 0.036
  26. Marshall GA, Rentz DM, Frey MT, Locascio JJ, Johnson KA, Sperling RA. Executive function and instrumental activities of daily living in mild cognitive impairment and Alzheimer's disease. Alzheimers Dement. 2011 May; 7(3):300-8.
    View in: PubMed
    Score: 0.033
Connection Strength
The connection strength for co-authors is the sum of the scores for each of their shared publications.

Publication scores are based on many factors, including how long ago they were written and whether the person is a first or senior author.
Funded by the NIH National Center for Advancing Translational Sciences through its Clinical and Translational Science Awards Program, grant number UL1TR002541.