Rajani Sebastian

Research output

Research output per year 2011 2016 2017 2018 2021 2023 2024

• 34 Article
• 5 Review article
• 4 Chapter

Research output per year

Research output per year

Search results

• 2024

  Cerebellar tDCS enhances functional communication skills in chronic Aphasia

  Kim, J. H., Cust, S., Lammers, B., Sheppard, S., Keator, L. M., Tippett, D. C., Hillis, A. E. & Sebastian, R., 2024, (Accepted/In press) In: Aphasiology.

  Research output: Contribution to journal › Article › peer-review
• 2023

  Clinical Implementation of Noninvasive Brain Stimulation in an Outpatient Neurorehabilitation Program

  Sebastian, R., Cherry-Allen, K. M., Pruski, A., Sinkowitz, J., Stilling, J., Anaya, M. A., Cantarero, G. & Celnik, P. A., Feb 1 2023, In: American Journal of Physical Medicine and Rehabilitation. 102, 2, p. S79-S84

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Neurological Rehabilitation 100%
  • Transcranial Direct Current Stimulation 97%
  • Transcranial Magnetic Stimulation 85%
  • Outpatients 57%
  • Brain 37%

• Corticocerebellar White Matter Integrity Is Related to Naming Outcome in Post-Stroke Aphasia

  Keser, Z., Meier, E. L., Stockbridge, M. D., Breining, B. L., Hillis, A. E. & Sebastian, R., Jul 20 2023, In: Neurobiology of Language. 4, 3, p. 404-419 16 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Cerebellum 100%
  • speech disorder 96%
  • stroke 92%
  • Aphasia 92%
  • Naming 77%

• Resting state correlates of picture description informativeness in left vs. right hemisphere chronic stroke

  Meier, E. L., Sheppard, S. M., Sebastian, R., Berube, S., Goldberg, E. B., Shea, J., Stein, C. M. & Hillis, A. E., 2023, In: Frontiers in Neurology. 14, 1288801.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Stroke 100%
  • Language 66%
  • Survivors 36%
  • Theft 30%
  • Neurobiology 24%

• Transcranial Direct-Current Stimulation in Subacute Aphasia: A Randomized Controlled Trial

  Stockbridge, M. D., Elm, J., Breining, B. L., Tippett, D. C., Sebastian, R., Cassarly, C., Teklehaimanot, A., Spell, L. A., Sheppard, S. M., Vitti, E., Ruch, K., Goldberg, E. B., Kelly, C., Keator, L. M., Fridriksson, J. & Hillis, A. E., Apr 1 2023, In: Stroke. 54, 4, p. 912-920 9 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Transcranial Direct Current Stimulation 100%
  • Aphasia 88%
  • Randomized Controlled Trials 52%
  • Stroke 15%
  • Language Therapy 11%
• 2022

  Neural regions underlying object and action naming: complementary evidence from acute stroke and primary progressive aphasia

  Breining, B. L., Faria, A. V., Caffo, B., Meier, E. L., Sheppard, S. M., Sebastian, R., Tippett, D. C. & Hillis, A. E., 2022, In: Aphasiology. 36, 6, p. 732-760 29 p.

  Research output: Contribution to journal › Article › peer-review

  • Primary Progressive Aphasia 100%
  • Object Naming 84%
  • speech disorder 66%
  • stroke 64%
  • Naming 53%

• Transcranial Direct Current Stimulation Paired With Verb Network Strengthening Treatment Improves Verb Naming in Primary Progressive Aphasia: A Case Series

  Sheppard, S. M., Goldberg, E. B., Sebastian, R., Walker, A., Meier, E. L. & Hillis, A. E., Jul 2022, In: American journal of speech-language pathology. 31, 4, p. 1736-1754 19 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Primary Progressive Aphasia 100%
  • Case Series 90%
  • Transcranial Direct Current Stimulation 71%
  • speech disorder 66%
  • Strengthening 55%
• 2021

  Diagnosing and managing post-stroke aphasia

  Sheppard, S. & Sebastian, R., 2021, In: Expert review of neurotherapeutics. 21, 2, p. 221-234 14 p.

  Research output: Contribution to journal › Review article › peer-review

  • Aphasia 100%
  • Stroke 59%
  • Social Participation 15%
  • Language Disorders 15%
  • Return to Work 12%

• Post-stroke and progressive aphasia

  Meier, E. L., Sebastian, R. & Hillis, A. E., Sep 1 2021, Encyclopedia of Behavioral Neuroscience: Second Edition. Elsevier, Vol. 2-3. p. 493-501 9 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

• Post-stroke and Progressive Aphasia

  Meier, E. L., Sebastian, R. & Hillis, A. E., Jan 1 2021, Encyclopedia of Behavioral Neuroscience: Volumes 1-3, Second edition. Elsevier, Vol. 1-3. p. V2-493-V2-501

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Aphasia 100%
  • Language 69%
  • Stroke 59%
  • Primary Progressive Aphasia 33%
  • Communication Disorders 30%

• Thalamic Nuclei and Thalamocortical Pathways after Left Hemispheric Stroke and Their Association with Picture Naming

  Keser, Z., Meier, E. L., Stockbridge, M. D., Breining, B. L., Sebastian, R. & Hillis, A. E., Sep 1 2021, In: Brain connectivity. 11, 7, p. 553-565 13 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Thalamic Nuclei 100%
  • Stroke 52%
  • Language Tests 31%
  • Ventral Thalamic Nuclei 30%
  • Diffusion Tensor Imaging 26%
• 2020

  Cerebellar neuromodulation improves naming in post-stroke aphasia

  Sebastian, R., Kim, J. H., Brenowitz, R., Tippett, D. C., Desmond, J. E., Celnik, P. A. & Hillis, A. E., 2020, In: Brain Communications. 2, 2, fcaa179.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Aphasia 100%
  • Stroke 59%
  • Cerebellum 17%
  • Cross-Over Studies 17%
  • Therapeutics 14%

• Neuromodulation in Post-stroke Aphasia Treatment

  Breining, B. L. & Sebastian, R., Jun 1 2020, In: Current Physical Medicine and Rehabilitation Reports. 8, 2, p. 44-56 13 p.

  Research output: Contribution to journal › Review article › peer-review

  Open Access

  • Aphasia 100%
  • Transcranial Direct Current Stimulation 74%
  • Transcranial Magnetic Stimulation 65%
  • Stroke 59%
  • Brain 28%
  2 Scopus citations

• Right Hemispheric Homologous Language Pathways Negatively Predicts Poststroke Naming Recovery

  Keser, Z., Sebastian, R., Hasan, K. M. & Hillis, A. E., Mar 1 2020, In: Stroke. 51, 3, p. 1002-1005 4 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Language 100%
  • Aphasia 86%
  • Stroke 86%
  • Diffusion Tensor Imaging 85%
  • Nonparametric Statistics 48%
  9 Scopus citations
• 2019

  Distinguishing logopenic from semantic & nonfluent variant primary progressive aphasia: Patterns of linguistic and behavioral correlations

  Keator, L. M., Wright, A. E., Saxena, S., Kim, K., Demsky, C., Sebastian, R., Sheppard, S. M., Breining, B., Hillis, A. E. & Tippett, D. C., Jul 4 2019, In: Neurocase. 25, 3-4, p. 98-105 8 p.

  Research output: Contribution to journal › Article › peer-review

  • Primary Progressive Aphasia 100%
  • Primary Progressive Nonfluent Aphasia 93%
  • Linguistics 62%
  • Language 25%
  • Language Deficits 12%
  3 Scopus citations

• The influence of proficiency and language combination on bilingual lexical access

  Kastenbaum, J. G., Bedore, L. M., Peña, E. D., Sheng, L., Mavis, I., Sebastian-Vaytadden, R., Rangamani, G., Vallila-Rohter, S. & Kiran, S., Mar 1 2019, In: Bilingualism. 22, 2, p. 300-330 31 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Lexical Access 100%
  • Proficiency 93%
  • Fluency 46%
  • English People 45%
  • Language 33%
• 2018

  Contributions of Neuroimaging to Understanding Language Deficits in Acute Stroke

  Sebastian, R. & Breining, B. L., Feb 1 2018, In: Seminars in Speech and Language. 39, 1, p. 66-78 13 p.

  Research output: Contribution to journal › Review article › peer-review

  • Neuroimaging 100%
  • Language 87%
  • Stroke 75%
  • Brain 18%

• Leukoaraiosis is independently associated with naming outcome in poststroke aphasia

  Wright, A., Tippett, D., Saxena, S., Sebastian, R., Breining, B., Faria, A. & Hillis, A. E., Aug 7 2018, In: Neurology. 91, 6, p. e526-e532

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Leukoaraiosis 100%
  • Aphasia 75%
  • Language 28%
  • Stroke 19%
  • Temporal Lobe 6%
  10 Scopus citations

• Longitudinal imaging of reading and naming recovery after stroke

  Long, C., Sebastian, R., Faria, A. V. & Hillis, A. E., Jul 3 2018, In: Aphasiology. 32, 7, p. 839-854 16 p.

  Research output: Contribution to journal › Article › peer-review

  • stroke 100%
  • Imaging 89%
  • Naming 82%
  • Language Testing 82%
  • Reading 76%
  6 Scopus citations

• Management of Communication Disorders in Neurorehabilitation

  Sebastian, R. & Tippett, D. C., Jan 1 2018, Neurorehabilitation Therapy and Therapeutics. Cambridge University Press, p. 41-51 11 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

• Neural representation of word categories is distinct in the temporal lobe: An activation likelihood analysis

  Faroqi-Shah, Y., Sebastian, R. & Woude, A. V., Dec 2018, In: Human Brain Mapping. 39, 12, p. 4925-4938 14 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Activation Analysis 100%
  • Temporal Lobe 65%
  • Language 28%
  • Functional Neuroimaging 21%
  • Linguistics 19%
  4 Scopus citations

• Patterns of decline in naming and semantic knowledge in primary progressive aphasia

  Sebastian, R., Thompson, C. B., Wang, N. Y., Wright, A., Meyer, A., Friedman, R. B., Hillis, A. E. & Tippett, D. C., Sep 2 2018, In: Aphasiology. 32, 9, p. 1010-1030 21 p.

  Research output: Contribution to journal › Article › peer-review

  • Primary Progressive Aphasia 100%
  • speech disorder 66%
  • Naming 53%
  • semantics 44%
  • Language 22%
  11 Scopus citations

• Predicting recovery in acute poststroke aphasia

  Hillis, A. E., Beh, Y. Y., Sebastian, R., Breining, B., Tippett, D. C., Wright, A., Saxena, S., Rorden, C., Bonilha, L., Basilakos, A., Yourganov, G. & Fridriksson, J., Mar 2018, In: Annals of neurology. 83, 3, p. 612-622 11 p.

  Research output: Contribution to journal › Article › peer-review

  • Aphasia 100%
  • Wernicke Area 65%
  • Stroke 49%
  • Serotonin Uptake Inhibitors 31%
  • Chi-Square Distribution 13%
  40 Scopus citations

• Regional Brain Dysfunction Associated with Semantic Errors in Comprehension

  Shahid, H., Sebastian, R., Tippett, D. C., Saxena, S., Wright, A., Hanayik, T., Breining, B., Bonilha, L., Fridriksson, J., Rorden, C. & Hillis, A. E., Feb 1 2018, In: Seminars in Speech and Language. 39, 1, p. 79-86 8 p.

  Research output: Contribution to journal › Review article › peer-review

  Open Access

  • Wernicke Area 97%
  • White Matter 58%
  • Brain 47%
  • Stroke 43%
  • Gray Matter 32%
  2 Scopus citations
• 2017

  Cerebellar tDCS: A novel approach to augment language treatment post-stroke

  Sebastian, R., Saxena, S., Tsapkini, K., Faria, A. V., Long, C., Wright, A., Davis, C., Tippett, D. C., Mourdoukoutas, A. P., Bikson, M., Celnik, P. & Hillis, A. E., Jan 12 2017, In: Frontiers in Human Neuroscience. 10, 695.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Transcranial Direct Current Stimulation 100%
  • Language 61%
  • Stroke 53%
  • Aphasia 33%
  • Therapeutics 12%
  23 Scopus citations

• Differentiating between subtypes of primary progressive aphasia and mild cognitive impairment on a modified version of the Frontal Behavioral Inventory

  Tippett, D. C., Thompson, C. B., Demsky, C., Sebastian, R., Wright, A. & Hillis, A. E., Aug 2017, In: PloS one. 12, 8, e0183212.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • cognitive disorders 100%
  • Primary Progressive Aphasia 92%
  • Cognitive Dysfunction 49%
  • Equipment and Supplies 36%
  • education 30%
  7 Scopus citations

• Important considerations in lesion-symptom mapping: Illustrations from studies of word comprehension

  Shahid, H., Sebastian, R., Schnur, T. T., Hanayik, T., Wright, A., Tippett, D. C., Fridriksson, J., Rorden, C. & Hillis, A. E., Jun 2017, In: Human Brain Mapping. 38, 6, p. 2990-3000 11 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Brain 100%
  • Language 80%
  • Wernicke Area 76%
  • Stroke 69%
  • Perfusion Imaging 61%
  18 Scopus citations

• Recovery of orthographic processing after stroke: A longitudinal fMRI study

  Purcell, J., Sebastian, R., Leigh, R., Jarso, S., Davis, C., Posner, J., Wright, A. & Hillis, A. E., Jul 1 2017, In: Cortex. 92, p. 103-118 16 p.

  Research output: Contribution to journal › Article › peer-review

  • stroke 100%
  • Reading 76%
  • Stroke 59%
  • Magnetic Resonance Imaging 57%
  • Posterior Cerebral Artery Infarction 51%
  6 Scopus citations

• Stroke of bad luck?

  Kim, E. H., Chien, J-H., Liu, C-C., Oishi, K., Oishi, K., Sebastian, R., Demsky, C., Lenz, F. & Hillis, A. E., Jan 2 2017, In: Neurocase. 23, 1, p. 70-78 9 p.

  Research output: Contribution to journal › Article › peer-review

  • Luck 100%
  • Right Hemisphere 69%
  • Stroke 55%
  • Rating 52%
  • Frontal Operculum 51%
  1 Scopus citations
• 2016

  Imaging network level language recovery after left PCA stroke

  Sebastian, R., Long, C., Purcell, J. J., Faria, A. V., Lindquist, M., Jarso, S., Race, D., Davis, C., Posner, J., Wright, A. & Hillis, A. E., Aug 13 2016, In: Restorative Neurology and Neuroscience. 34, 4, p. 473-489 17 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Posterior Cerebral Artery Infarction 100%
  • Language 44%
  • Aphasia 32%
  • Stroke 9%
  • Magnetic Resonance Imaging 9%
  26 Scopus citations

• Picturing the Size and Site of Stroke with an Expanded National Institutes of Health Stroke Scale

  Agis, D., Goggins, M. B., Oishi, K., Oishi, K., Davis, C., Wright, A., Kim, E. H., Sebastian, R., Tippett, D. C., Faria, A. & Hillis, A. E., Jun 1 2016, In: Stroke. 47, 6, p. 1459-1465 7 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • National Institutes of Health (U.S.) 100%
  • Stroke 65%
  • Theft 17%
  • Aphasia 6%
  • Patient Rights 6%
  19 Scopus citations

• The association of insular stroke with lesion volume

  Kodumuri, N., Sebastian, R., Davis, C., Posner, J., Kim, E. H., Tippett, D. C., Wright, A. & Hillis, A. E., 2016, In: NeuroImage: Clinical. 11, p. 41-45 5 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Infarction 100%
  • Stroke 81%
  • Middle Cerebral Artery Infarction 47%
  • Lacunar Stroke 14%
  • Apraxias 14%
  17 Scopus citations

• Transcranial direct current stimulation in post stroke aphasia and primary progressive aphasia: Current knowledge and future clinical applications

  Sebastian, R., Tsapkini, K. & Tippett, D. C., 2016, In: NeuroRehabilitation. 39, 1, p. 141-152 12 p.

  Research output: Contribution to journal › Review article › peer-review

  Open Access

  • Primary Progressive Aphasia 100%
  • Transcranial Direct Current Stimulation 84%
  • Aphasia 75%
  • Stroke 45%
  • Language 23%
  18 Scopus citations
• 2015

  Neural substrates of semantics

  Sebastian, R. & Hillis, A. E., Jan 1 2015, The Handbook of Adult Language Disorders. Taylor and Francis, p. 212-230 19 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • semantics 76%
  • Cognitive Neuroscience 21%
  • organization 18%
  • Temporal Lobe 14%
  • brain 13%

• Prehospital use of magnesium sulfate as neuroprotection in acute stroke

  FAST-MAG Investigators and Coordinators, Feb 5 2015, In: New England Journal of Medicine. 372, 6, p. 528-536 9 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Magnesium Sulfate 100%
  • Neuroprotection 80%
  • Stroke 52%
  • Magnesium 38%
  • Placebos 33%
  211 Scopus citations
• 2014

  Distinct mechanisms and timing of language recovery after stroke

  Jarso, S., Li, M., Faria, A., Davis, C., Leigh, R., Sebastian, R., Tsapkini, K., Mori, S. & Hillis, A. E., 2014, In: Cognitive neuropsychology. 30, 7-8, p. 454-475 22 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Language Recovery 100%
  • stroke 60%
  • Language 41%
  • Stroke 35%
  • Reorganization 32%
  35 Scopus citations

• Longitudinal imaging and deterioration in word comprehension in primary progressive aphasia: Potential clinical significance

  Faria, A. V., Sebastian, R., Newhart, M., Mori, S. & Hillis, A. E., Sep 2014, In: Aphasiology. 28, 8-9, p. 948-963 16 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Primary Progressive Aphasia 100%
  • speech disorder 66%
  • Deterioration 57%
  • Imaging 57%
  • comprehension 43%
  11 Scopus citations

• The roles of occipitotemporal cortex in reading, spelling, and naming

  Sebastian, R., Gomez, Y., Leigh, R., Davis, C., Newhart, M. & Hillis, A. E., Aug 2014, In: Cognitive neuropsychology. 31, 5-6, p. 511-528 18 p.

  Research output: Contribution to journal › Article › peer-review

  • Occipito-temporal Cortex 100%
  • Naming 52%
  • Reading 48%
  • Language Testing 45%
  • stroke 42%
  24 Scopus citations
• 2012

  Semantic processing in Spanish-English bilinguals with aphasia

  Sebastian, R., Kiran, S. & Sandberg, C., Jul 2012, In: Journal of Neurolinguistics. 25, 4, p. 240-262 23 p.

  Research output: Contribution to journal › Article › peer-review

  • Semantic Processing 100%
  • English-Spanish 95%
  • speech disorder 90%
  • Language Processing 88%
  • Aphasia 86%
  10 Scopus citations

• Typicality mediates performance during category verification in both ad-hoc and well-defined categories

  Sandberg, C., Sebastian, R. & Kiran, S., Mar 2012, In: Journal of Communication Disorders. 45, 2, p. 69-83 15 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Typicality 100%
  • Aphasia 85%
  • performance 34%
  • speech disorder 29%
  • Performance 28%
  15 Scopus citations
• 2011

  Meta-analysis of the neural representation of first language and second language

  Sebastian, R., Laird, A. R. & Kiran, S., Oct 2011, In: Applied Psycholinguistics. 32, 4, p. 799-819 21 p.

  Research output: Contribution to journal › Article › peer-review

  • Meta-analysis 100%
  • Activation 80%
  • activation 72%
  • Proficiency 68%
  • Language 58%
  47 Scopus citations

• Task-modulated neural activation patterns in chronic stroke patients with aphasia

  Sebastian, R. & Kiran, S., Aug 1 2011, In: Aphasiology. 25, 8, p. 927-951 25 p.

  Research output: Contribution to journal › Article › peer-review

  • speech disorder 100%
  • stroke 96%
  • Aphasia 95%
  • Activation 90%
  • activation 81%
  22 Scopus citations

• Treatment of category generation and retrieval in aphasia: Effect of typicality of category items

  Kiran, S., Sandberg, C. & Sebastian, R., Aug 1 2011, In: Journal of Speech, Language, and Hearing Research. 54, 4, p. 1101-1117 17 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Typicality 100%
  • speech disorder 89%
  • Aphasia 85%
  • Wernicke Aphasia 28%
  • Naming 23%
  23 Scopus citations