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N. Rajeevan · SciRah

Researcher profile · Semantic Scholar

N. Rajeevan

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N. Rajeevan — researcher profile on SciRah

h-index: 32
Works: 81
Citations: 4,785

Most-cited papers

Testing Predictions From Personality Neuroscience: Brain Structure and the Big Five
C. DeYoung, Jacob B. Hirsh, M. Shane, X. Papademetris +2 more
2010Psychology Science1,044 citations Open access
Semantic Scholar
More accurate Talairach coordinates for neuroimaging using non-linear registration
C. Lacadie, R. Fulbright, N. Rajeevan, R. Constable +1 more
2008NeuroImage362 citations Open access
Semantic Scholar
Alterations of benzodiazepine receptors in type II alcoholic subjects measured with SPECT and [123I]iomazenil.
A. Abi-Dargham, J. Krystal, S. Anjilvel, B. Scanley +9 more
1998American Journal of Psychiatry361 citations
Semantic Scholar
Gut Microbiota of the Tick Vector Ixodes scapularis Modulate Colonization of the Lyme Disease Spirochete
S. Narasimhan, N. Rajeevan, Lei Liu, Yang O. Zhao +6 more
2014Cell Host and Microbe357 citations Open access
Semantic Scholar
BioImage Suite: An integrated medical image analysis suite: An update.
X. Papademetris, M. Jackowski, N. Rajeevan, M. DiStasio +3 more
2006The insight journal322 citations Open access
Semantic Scholar
Functional connectivity and alterations in baseline brain state in humans
R. Martuzzi, R. Ramani, M. Qiu, N. Rajeevan +1 more
2009NeuroImage195 citations Open access
Semantic Scholar
Genome-wide association study of post-traumatic stress disorder reexperiencing symptoms in >165,000 US veterans
J. Gelernter, Ning Sun, R. Polimanti, R. Pietrzak +23 more
2019Nature Neuroscience187 citations Open access
Semantic Scholar
Alterations in neural connectivity in preterm children at school age
Yeisid Gozzo, B. Vohr, C. Lacadie, M. Hampson +8 more
2009NeuroImage159 citations Open access
Semantic Scholar
Diffusion tensor imaging in autism spectrum disorders: Preliminary evidence of abnormal neural connectivity
R. Jou, A. Jackowski, X. Papademetris, N. Rajeevan +2 more
2010Australian and New Zealand journal of psychiatry (Print)141 citations Open access
Semantic Scholar
Variation in orbitofrontal cortex volume: relation to sex, emotion regulation and affect.
B. Locke Welborn, X. Papademetris, Deidre L. Reis, N. Rajeevan +2 more
2009Social Cognitive and Affective Neuroscience125 citations Open access
Semantic Scholar
Modulation of the tick gut milieu by a secreted tick protein favors Borrelia burgdorferi colonization
S. Narasimhan, T. J. Schuijt, Nabil M. Abraham, N. Rajeevan +7 more
2017Nature Communications98 citations Open access
Semantic Scholar
Effectiveness of COVID-19 treatment with nirmatrelvir-ritonavir or molnupiravir among U.S. Veterans: target trial emulation studies with one-month and six-month outcomes
Kristina L. Bajema, K. Berry, E. Streja, N. Rajeevan +15 more
2022Annals of Internal Medicine95 citations Open access
Semantic Scholar
Genomewide Association Study of Maximum Habitual Alcohol Intake in >140,000 US European- and African-American Veterans Yields Novel Risk Loci
J. Gelernter, Ning Sun, R. Polimanti, R. Pietrzak +24 more
2019Biological Psychiatry86 citations Open access
Semantic Scholar
Genome-Wide Association Studies of Schizophrenia and Bipolar Disorder in a Diverse Cohort of US Veterans.
Tim B. Bigdeli, A. Fanous, Yu-Li Li, N. Rajeevan +41 more
2020Schizophrenia bulletin85 citations Open access
Semantic Scholar
Effect of the Tool to Reduce Inappropriate Medications (TRIM) on Medication Communication and Deprescribing
Terri R. Fried, Kristina M. Niehoff, Richard L. Street, P. Charpentier +5 more
2017Journal of The American Geriatrics Society77 citations Open access
Semantic Scholar
Arterial Transit Time Effects in Pulsed Arterial Spin Labeling CBF Mapping: Insight From a PET and MR Study in Normal Human Subjects
M. Qiu, R. P. Maguire, J. Arora, B. Planeta-Wilson +8 more
2010Magnetic Resonance in Medicine69 citations Open access
Semantic Scholar
Significance of nonuniform attenuation correction in quantitative brain SPECT imaging.
N. Rajeevan, I. Zubal, S. Ramsby, S. Zoghbi +2 more
1998Journal of Nuclear Medicine63 citations
Semantic Scholar
BioImage Suite: An integrated medical image analysis suite
X. Papademetris, M. Jackowski, N. Rajeevan, R. Constable +1 more
2005The insight journal60 citations Open access
Semantic Scholar
Anesthetic Effects on Regional CBF, BOLD, and the Coupling Between Task-Induced Changes in CBF and BOLD: An fMRI Study in Normal Human Subjects
M. Qiu, R. Ramani, Michael Swetye, N. Rajeevan +1 more
2008Magnetic Resonance in Medicine51 citations Open access
Semantic Scholar
Development of the Tool to Reduce Inappropriate Medications (TRIM): A Clinical Decision Support System to Improve Medication Prescribing for Older Adults
Kristina M. Niehoff, N. Rajeevan, Peter A. Charpentier, Perry Miller +2 more
2016Pharmacotherapy49 citations Open access
Semantic Scholar
Kinetic and equilibrium analyses of [123I]epidepride binding to striatal and extrastriatal dopamine D2 receptors
M. Fujita, J. Seibyl, N. Verhoeff, M. Ichise +7 more
199949 citations
Semantic Scholar
[123I]Iomazenil SPECT benzodiazepine receptor imaging in schizophrenia.
N. Verhoeff, J. Soares, Cyril D. D'Souza, Roberto B. Gil +10 more
1999Psychiatry Research48 citations Open access
Semantic Scholar
Changes of benzodiazepine receptors during chronic benzodiazepine administration in humans.
M. Fujita, S. W. Woods, N. Verhoeff, A. Abi-Dargham +9 more
1999European Journal of Pharmacology48 citations Open access
Semantic Scholar
Penetrance and Pleiotropy of Polygenic Risk Scores for Schizophrenia, Bipolar Disorder, and Depression Among Adults in the US Veterans Affairs Health Care System
Tim B. Bigdeli, G. Voloudakis, P. Barr, B. Gorman +29 more
2022JAMA psychiatry45 citations Open access
Semantic Scholar
Severity and Long-Term Mortality of COVID-19, Influenza, and Respiratory Syncytial Virus.
Kristina L. Bajema, D. Bui, Lei Yan, Yu-Li Li +7 more
2025JAMA Internal Medicine44 citations
Semantic Scholar
Respiratory syncytial virus vaccine effectiveness among US veterans, September, 2023 to March, 2024: a target trial emulation study.
Kristina L. Bajema, Lei Yan, Yu-Li Li, Stephanie Argraves +14 more
2025Lancet. Infectious Diseases (Print)43 citations
Semantic Scholar
Dome1–JAK–STAT signaling between parasite and host integrates vector immunity and development
V. Rana, Chrysoula Kitsou, Shraboni Dutta, Michael H. Ronzetti +21 more
2023Science41 citations Open access
Semantic Scholar
Effects of Vigabatrin on the GABAergic System as Determined by [123I]Iomazenil SPECT and GABA MRS
N. Verhoeff, O. Petroff, F. Hyder, S. Zoghbi +6 more
1999Epilepsia39 citations Open access
Semantic Scholar
Graphical analysis and simplified quantification of striatal and extrastriatal dopamine D2 receptor binding with [123I]epidepride SPECT.
Masanori Ichise, M. Fujita, J. Seibyl, N. Verhoeff +5 more
1999Journal of Nuclear Medicine38 citations
Semantic Scholar
Effectiveness of Nirmatrelvir–Ritonavir Against the Development of Post–COVID-19 Conditions Among U.S. Veterans
G. Ioannou, K. Berry, N. Rajeevan, Yu-Li Li +15 more
2023Annals of Internal Medicine37 citations Open access
Semantic Scholar
A MUC5B Gene Polymorphism, rs35705950-T, Confers Protective Effects Against COVID-19 Hospitalization but Not Severe Disease or Mortality
A. Verma, J. Minnier, Emily S. Wan, J. Huffman +43 more
2022American Journal of Respiratory and Critical Care Medicine32 citations Open access
Semantic Scholar
Suicidal ideation and behavior in US veterans with schizophrenia or bipolar disorder.
Philip D. Harvey, K. Posner, N. Rajeevan, K. Yershova +2 more
2018Journal of Psychiatric Research32 citations
Semantic Scholar
Test-retest reproducibility of extrastriatal dopamine D2 receptor imaging with [123I]epidepride SPECT in humans.
Andrea Varrone, M. Fujita, N. Verhoeff, S. Zoghbi +5 more
2000Journal of Nuclear Medicine27 citations
Semantic Scholar
Modeling the longitudinal changes of ancestry diversity in the Million Veteran Program
F. Wendt, G. Pathak, J. Vahey, X. Qin +18 more
2022bioRxiv24 citations Open access
Semantic Scholar
Genome‐wide association study of cognitive performance in U.S. veterans with schizophrenia or bipolar disorder
Philip D. Harvey, Ning Sun, Tim B. Bigdeli, A. Fanous +25 more
2019American Journal of Medical Genetics Part B: Neuropsychiatric Genetics23 citations
Semantic Scholar
Kinetic and equilibrium analyses of [(123)I]epidepride binding to striatal and extrastriatal dopamine D(2) receptors.
M. Fujita, J. Seibyl, N. Verhoeff, M. Ichise +7 more
1999Synapse23 citations
Semantic Scholar
Suicidal ideation, behavior, and mortality in male and female US veterans with severe mental illness.
M. Aslan, Krishnan Radhakrishnan, N. Rajeevan, Melyssa Sueiro +5 more
2020Journal of Affective Disorders21 citations
Semantic Scholar
Association of Kidney Comorbidities and Acute Kidney Failure With Unfavorable Outcomes After COVID-19 in Individuals With the Sickle Cell Trait.
A. Verma, J. Huffman, Li-Na Gao, J. Minnier +44 more
2022JAMA Internal Medicine20 citations Open access
Semantic Scholar
Utilizing patient data from the veterans administration electronic health record to support web-based clinical decision support: informatics challenges and issues from three clinical domains
N. Rajeevan, Kristina M. Niehoff, Peter A. Charpentier, F. Levin +4 more
2017BMC Medical Informatics and Decision Making20 citations Open access
Semantic Scholar
Durability of Respiratory Syncytial Virus Vaccine Effectiveness Among US Veterans.
Kristina L. Bajema, D. Bui, Lei Yan, Yu-Li Li +9 more
2025JAMA Internal Medicine16 citations
Semantic Scholar
Anti–SARS-CoV-2 Pharmacotherapies Among Nonhospitalized US Veterans, January 2022 to January 2023
Lei Yan, E. Streja, Yu-Li Li, N. Rajeevan +8 more
2023JAMA Network Open16 citations Open access
Semantic Scholar
Tick transmission of Borrelia burgdorferi to the murine host is not influenced by environmentally acquired midgut microbiota
S. Narasimhan, N. Rajeevan, Morven M. Graham, Ming-Jie Wu +7 more
2022Microbiome16 citations Open access
Semantic Scholar
Exploring a Clinically Friendly Web-Based Approach to Clinical Decision Support Linked to the Electronic Health Record: Design Philosophy, Prototype Implementation, and Framework for Assessment
Perry Miller, Michael Phipps, Sharmila Chatterjee, N. Rajeevan +3 more
2014JMIR Medical Informatics15 citations Open access
Semantic Scholar
Biological insights into schizophrenia from ancestrally diverse populations.
T. Bigdeli, C. Chatzinakos, J. Bendl, Peter B. Barr +38 more
2026Nature14 citations
Semantic Scholar
Impact of genotyping errors on statistical power of association tests in genomic analyses: A case study
Lin Hou, Ning Sun, S. Mane, Fred Sayward +10 more
2016Genetic Epidemiology12 citations Open access
Semantic Scholar
Polygenic Breast Cancer Risk for Women Veterans in the Million Veteran Program
J. Minnier, N. Rajeevan, Li-Na Gao, Byung Park +5 more
2021JCO Precision Oncology11 citations Open access
Semantic Scholar
Effectiveness of the 2023-to-2024 XBB.1.5 COVID-19 Vaccines Over Long-Term Follow-up
G. Ioannou, K. Berry, N. Rajeevan, Yu-Li Li +16 more
2025Annals of Internal Medicine9 citations
Semantic Scholar
Correlates of suicidal behaviors and genetic risk among United States veterans with schizophrenia or bipolar I disorder
Tim B. Bigdeli, Peter B. Barr, N. Rajeevan, D. P. Graham +30 more
2023medRxiv9 citations Open access
Semantic Scholar
Biological Insights from Schizophrenia-associated Loci in Ancestral Populations
T. Bigdeli, C. Chatzinakos, J. Bendl, Peter B. Barr +37 more
2024medRxiv8 citations Open access
Semantic Scholar
Correlates of suicidal behaviors and genetic risk among United States veterans with schizophrenia or bipolar I disorder
T. Bigdeli, Peter B. Barr, N. Rajeevan, D. P. Graham +30 more
2024Molecular Psychiatry6 citations Open access
Semantic Scholar

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