World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
61
Citations
14997
World Ranking
2975
National Ranking
1182

Overview

Igor J. Koralnik is affiliated with Northwestern University in the United States and has contributed extensively to the field of medicine, with a focus on neurology and infectious diseases. Their research covers several subfields including critical care and intensive care medicine, oncology, and epidemiology, reflecting a broad approach to clinical and biomedical challenges.

The scientist's work prominently addresses the long-term neurological effects of COVID-19, with notable emphasis on cognitive dysfunction and neuroinflammation. Key topics in their research include Long-Term Effects of COVID-19, Intensive Care Unit Cognitive Disorders, COVID-19 Clinical Research Studies, Polyomavirus and related diseases, COVID-19 and Mental Health, SARS-CoV-2 and COVID-19 Research, and Neuroinflammation and Neurodegeneration Mechanisms.

Koralnik has published research in several reputable scientific journals. Frequent publication venues include:

  • Annals of Neurology
  • Frontiers in Neurology
  • Annals of Clinical and Translational Neurology
  • bioRxiv (Cold Spring Harbor Laboratory)
  • GeroScience

Their recent papers illustrate key contributions to neurological aspects of COVID-19 and related topics:

  • Persistent neurologic symptoms and cognitive dysfunction in non-hospitalized Covid-19 "long haulers", 2021, Annals of Clinical and Translational Neurology
  • Frequent neurologic manifestations and encephalopathy-associated morbidity in Covid-19 patients, 2020, Annals of Clinical and Translational Neurology
  • COVID-19: A Global Threat to the Nervous System, 2020, Annals of Neurology
  • Improved control of SARS-CoV-2 by treatment with a nucleocapsid-specific monoclonal antibody, 2022, Journal of Clinical Investigation
  • Imaging Review of Peripheral Nerve Injuries in Patients with COVID-19, 2020, Radiology

The scientist frequently collaborates with several coauthors, contributing to a broad network of research partnerships. Notable frequent co-authors include:

  • Zachary S. Orban
  • Eric M. Liotta
  • Millenia Jimenez
  • Lavanya Visvabharathy
  • Ayush Batra

The scope of Koralnik's research emphasizes neurological and infectious disease intersections, particularly focused on understanding long-term neurological outcomes following COVID-19 infection and related neuroinflammatory processes. Their work contributes data relevant to intensive care cognitive disorders and explores polyomavirus-related conditions alongside SARS-CoV-2 impacts.

Best Publications

  • Fulminant Myocarditis with Combination Immune Checkpoint Blockade

    Douglas B. Johnson;Justin M. Balko;Margaret L. Compton;Spyridon Chalkias

  • Progressive multifocal leukoencephalopathy and other disorders caused by JC virus: clinical features and pathogenesis

    Chen S Tan;Igor J Koralnik

  • PML diagnostic criteria: Consensus statement from the AAN neuroinfectious disease section

    Joseph R. Berger;Allen J. Aksamit;David B. Clifford;Larry Davis

  • COVID-19: A Global Threat to the Nervous System.

    Igor J. Koralnik;Kenneth L. Tyler

  • JC virus DNA load in patients with and without progressive multifocal leukoencephalopathy

    I. J. Koralnik;D. Boden;V. X. Mai;C. I. Lord

  • Progressive multifocal leukoencephalopathy revisited: Has the disease outgrown its name?

    Igor J. Koralnik

  • The neurobiological basis of narcolepsy.

    Carrie E. Mahoney;Andrew Cogswell;Igor J. Koralnik;Thomas E. Scammell

  • Protein isoforms encoded by the pX region of human T-cell leukemia/lymphotropic virus type I.

    I J Koralnik;A Gessain;M E Klotman;A Lo Monico

  • Progressive multifocal leukoencephalopathy in HIV-1 infection

    Paola Cinque;Igor J Koralnik;Simonetta Gerevini;Jose M Miro

  • JC virus granule cell neuronopathy: A novel clinical syndrome distinct from progressive multifocal leukoencephalopathy

    Igor J. Koralnik;Christian Wüthrich;Xin Dang;Matthew Rottnek

  • Phylogenetic associations of human and simian T-cell leukemia/lymphotropic virus type I strains: evidence for interspecies transmission.

    I J Koralnik;E Boeri;W C Saxinger;A L Monico

  • A prospective study demonstrates an association between JC virus-specific cytotoxic T lymphocytes and the early control of progressive multifocal leukoencephalopathy.

    Renaud A. Du Pasquier;Marcelo J. Kuroda;Yue Zheng;Jims Jean-Jacques

  • Progressive multifocal leukoencephalopathy in individuals with minimal or occult immunosuppression

    Sarah Gheuens;Gerald Pierone;Patrick Peeters;Igor J Koralnik

  • Asymptomatic Reactivation of JC Virus in Patients Treated with Natalizumab

    Yiping Chen;Evelyn Bord;Troy Tompkins;Janice Miller

  • New insights into progressive multifocal leukoencephalopathy.

    Igor J Koralnik

  • A Controlled Study of Early Neurologic Abnormalities in Men with Asymptomatic Human Immunodeficiency Virus Infection

    Igor J. Koralnik;Anne Beaumanoir;Rudolf Häusler;André Kohler

  • The p12I, p13II, and p30II proteins encoded by human T-cell leukemia/lymphotropic virus type I open reading frames I and II are localized in three different cellular compartments.

    I J Koralnik;J Fullen;G Franchini

  • Determinants of survival in progressive multifocal leukoencephalopathy

    A. Marzocchetti;T. Tompkins;D. B. Clifford;R. T. Gandhi

  • The human T-cell leukemia/lymphotropic virus type I p12I protein cooperates with the E5 oncoprotein of bovine papillomavirus in cell transformation and binds the 16-kilodalton subunit of the vacuolar H+ ATPase.

    G Franchini;J C Mulloy;I J Koralnik;A Lo Monico

  • Role of CD4+ and CD8+ T-Cell Responses against JC Virus in the Outcome of Patients with Progressive Multifocal Leukoencephalopathy (PML) and PML with Immune Reconstitution Inflammatory Syndrome

    Sarah Gheuens;Evelyn Bord;Santosh Kesari;David M. Simpson

  • Detection of JC Virus DNA and Proteins in the Bone Marrow of HIV-Positive and HIV-Negative Patients: Implications for Viral Latency and Neurotropic Transformation

    Chen S. Tan;Bruce J. Dezube;Parul Bhargava;Patrick Autissier

  • Interplay of Cellular and Humoral Immune Responses against BK Virus in Kidney Transplant Recipients with Polyomavirus Nephropathy

    Yiping Chen;Jennifer Trofe;Jennifer Gordon;Renaud A. Du Pasquier

Frequent Co-Authors

Norman L. Letvin
Norman L. Letvin Beth Israel Deaconess Medical Center
David B. Clifford
David B. Clifford Washington University in St. Louis
Long Ngo
Long Ngo Beth Israel Deaconess Medical Center
Raphael P. Viscidi
Raphael P. Viscidi Johns Hopkins University
William H. Theodore
William H. Theodore National Institutes of Health
Genoveffa Franchini
Genoveffa Franchini National Institutes of Health
Susan Morgello
Susan Morgello Icahn School of Medicine at Mount Sinai
Rajesh T. Gandhi
Rajesh T. Gandhi Harvard University
Santosh Kesari
Santosh Kesari University of California, San Diego
Joseph R. Berger
Joseph R. Berger University of Pennsylvania

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Studying microbiology in the USA opens doors to various healthcare and science-related careers. For those interested in patient care integrated with alternative medicine, becoming a functional medicine nurse practitioner offers a rewarding pathway that combines microbiological knowledge with holistic treatment approaches.

Another essential area connected to microbiology and healthcare is medical coding. Obtaining cpc certification can enhance career prospects in billing and documentation, a critical component in managing healthcare information accurately.

For those inclined toward administration, pursuing a degree in health information management offers a lucrative career. Understanding the health information management degree salary and career paths can help microbiology graduates transition into roles overseeing medical records and data systems.

It is important to select reputable programs when considering this path. Accredited programs, such as those found in the accredited online health information management degree cahiim list, ensure quality education and better employment outcomes.

Best Scientists Citing Igor J. Koralnik

Trending Scientists