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O. Witzke · SciRah

Researcher profile · Semantic Scholar

O. Witzke

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O. Witzke — researcher profile on SciRah

h-index: 53
Works: 387
Citations: 10K

Most-cited papers

SARS-CoV-2-specific antibody detection in healthcare workers in Germany with direct contact to COVID-19 patients
J. Korth, B. Wilde, S. Dolff, O. Anastasiou +10 more
2020Journal of Clinical Virology307 citations Open access
Semantic Scholar
COVID-19 immune signatures reveal stable antiviral T cell function despite declining humoral responses
A. Bonifacius, Sabine Tischer-Zimmermann, A. Dragon, Daniel Gussarow +21 more
2021Immunity186 citations Open access
Semantic Scholar
Robust T Cell Response Toward Spike, Membrane, and Nucleocapsid SARS-CoV-2 Proteins Is Not Associated with Recovery in Critical COVID-19 Patients
C. Thieme, M. Anft, K. Paniskaki, A. Blazquez-Navarro +18 more
2020Cell Reports Medicine164 citations Open access
Semantic Scholar
Glycyrrhizin Effectively Inhibits SARS-CoV-2 Replication by Inhibiting the Viral Main Protease
Lukas van de Sand, M. Bormann, M. Alt, Leonie Schipper +7 more
2021Viruses162 citations Open access
Semantic Scholar
Impaired Humoral Response in Renal Transplant Recipients to SARS-CoV-2 Vaccination with BNT162b2 (Pfizer-BioNTech)
J. Korth, M. Jahn, O. Dorsch, O. Anastasiou +8 more
2021Viruses142 citations Open access
Semantic Scholar
Cellular Immunity in COVID-19 Convalescents with PCR-Confirmed Infection but with Undetectable SARS-CoV-2–Specific IgG
Sina Schwarzkopf, A. Krawczyk, D. Knop, H. Klump +10 more
2020Emerging Infectious Diseases141 citations Open access
Semantic Scholar
Humoral Response to SARS-CoV-2-Vaccination with BNT162b2 (Pfizer-BioNTech) in Patients on Hemodialysis
M. Jahn, J. Korth, O. Dorsch, O. Anastasiou +8 more
2021Vaccines91 citations Open access
Semantic Scholar
A Pro-Inflammatory Gut Microbiome Characterizes SARS-CoV-2 Infected Patients and a Reduction in the Connectivity of an Anti-Inflammatory Bacterial Network Associates With Severe COVID-19
Johanna Reinold, Farnoush Farahpour, Christian Fehring, S. Dolff +8 more
2021Frontiers in Cellular and Infection Microbiology72 citations Open access
Semantic Scholar
Anti-SARS-CoV-2 antibody-containing plasma improves outcome in patients with hematologic or solid cancer and severe COVID-19: a randomized clinical trial
C. Denkinger, M. Janssen, U. Schäkel, Julia Gall +50 more
2022Nature Cancer69 citations Open access
Semantic Scholar
Maribavir for Refractory Cytomegalovirus Infections With or Without Resistance Post-Transplant: Results From a Phase 3 Randomized Clinical Trial
R. Avery, S. Alain, B. Alexander, E. Blumberg +14 more
2021Clinical Infectious Diseases59 citations Open access
Semantic Scholar
Turmeric Root and Its Bioactive Ingredient Curcumin Effectively Neutralize SARS-CoV-2 In Vitro
M. Bormann, M. Alt, Leonie Schipper, Lukas van de Sand +14 more
2021Viruses59 citations Open access
Semantic Scholar
Antiviral Active Compounds Derived from Natural Sources against Herpes Simplex Viruses
Lukas van de Sand, M. Bormann, Yasmin Schmitz, C. S. Heilingloh +2 more
2021Viruses55 citations Open access
Semantic Scholar
von Willebrand Factor Multimer Formation Contributes to Immunothrombosis in Coronavirus Disease 2019
A. Doevelaar, Martin Bachmann, Bodo Hölzer, F. Seibert +11 more
2021Critical Care Medicine51 citations Open access
Semantic Scholar
Observational cohort study of neurological involvement among patients with SARS-CoV-2 infection
M. Fleischer, M. Köhrmann, S. Dolff, Fabian Szepanowski +18 more
2021Therapeutic Advances in Neurological Disorders31 citations Open access
Semantic Scholar
COVID-19-Induced ARDS Is Associated with Decreased Frequency of Activated Memory/Effector T Cells Expressing CD11a++
M. Anft, K. Paniskaki, A. Blazquez-Navarro, A. Doevelaar +27 more
2020Molecular Therapy31 citations Open access
Semantic Scholar
Immune Response in Moderate to Critical Breakthrough COVID-19 Infection After mRNA Vaccination
K. Paniskaki, M. Anft, T. Meister, C. Marheinecke +17 more
2022Frontiers in Immunology29 citations Open access
Semantic Scholar
Correspondence on ‘SARS-CoV-2 vaccination in rituximab-treated patients: evidence for impaired humoral but inducible cellular immune response’
T. Westhoff, F. Seibert, M. Anft, A. Blazquez-Navarro +10 more
2021Annals of the Rheumatic Diseases28 citations Open access
Semantic Scholar
New susceptibility loci for severe COVID-19 by detailed GWAS analysis in European populations
F. Degenhardt, D. Ellinghaus, S. Juzėnas, J. Lerga-Jaso +286 more
2021medRxiv28 citations Open access
Semantic Scholar
Assessing SARS-CoV-2 RNA levels and lymphocyte/T cell counts in COVID-19 patients revealed initial immune status as a major determinant of disease severity
Ming-Feng Han, Mengyuan Xu, Ya-Fei Zhang, Zhongping Liu +16 more
2020Medical Microbiology and Immmunology27 citations Open access
Semantic Scholar
COVID-19 in Elderly, Immunocompromised or Diabetic Patients—From Immune Monitoring to Clinical Management in the Hospital
Korbinian Wünsch, O. Anastasiou, M. Alt, L. Brochhagen +10 more
2022Viruses23 citations Open access
Semantic Scholar
Optimization of sepsis therapy based on patient-specific digital precision diagnostics using next generation sequencing (DigiSep-Trial)—study protocol for a randomized, controlled, interventional, open-label, multicenter trial
T. Brenner, Annabell Skarabis, Philip Stevens, Jennifer Axnick +11 more
2021Trials23 citations Open access
Semantic Scholar
Humoral response to a 13-valent pneumococcal conjugate vaccine in kidney transplant recipients.
Simon Oesterreich, M. Lindemann, D. Goldblatt, P. Horn +2 more
2020Vaccine23 citations Open access
Semantic Scholar
SARS-CoV-2–reactive cellular and humoral immunity in hemodialysis population
M. Anft, A. Blazquez-Navarro, K. Paniskaki, S. Skrzypczyk +15 more
2021Kidney International19 citations Open access
Semantic Scholar
Mild versus Severe Liver Injury in SARS-CoV-2 Infection
O. Anastasiou, J. Korth, F. Herbstreit, O. Witzke +1 more
2020Digestive Diseases18 citations Open access
Semantic Scholar
Prolonged-Release Once-Daily Formulation of Tacrolimus Versus Standard-of-Care Tacrolimus in de novo Kidney Transplant Patients Across Europe
K. Budde, L. Rostaing, U. Maggiore, G. Piotti +18 more
2022Transplant International16 citations Open access
Semantic Scholar
Orbital aspergillosis: a case report and review of the literature
M. Lever, B. Wilde, R. Pförtner, C. Deuschl +4 more
2021BMC Ophthalmology16 citations Open access
Semantic Scholar
CD107a+ (LAMP-1) Cytotoxic CD8+ T-Cells in Lupus Nephritis Patients
A. Wiechmann, B. Wilde, Bartosz Tyczynski, K. Amann +5 more
2020Frontiers in Medicine16 citations Open access
Semantic Scholar
Effect of everolimus‐based drug regimens on CMV‐specific T‐cell functionality after renal transplantation: 12‐month ATHENA subcohort‐study results
I. Hauser, Stefanie Marx, C. Sommerer, B. Suwelack +10 more
2020European Journal of Immunology15 citations Open access
Semantic Scholar
The Fungal Gut Microbiome Exhibits Reduced Diversity and Increased Relative Abundance of Ascomycota in Severe COVID-19 Illness and Distinct Interconnected Communities in SARS-CoV-2 Positive Patients
Johanna Reinold, Farnoush Farahpour, Ann-Kathrin Schoerding, Christian Fehring +8 more
2022Frontiers in Cellular and Infection Microbiology14 citations Open access
Semantic Scholar
Prospective, Longitudinal Study on Specific Cellular Immune Responses after Vaccination with an Adjuvanted, Recombinant Zoster Vaccine in Kidney Transplant Recipients
M. Lindemann, C. Baumann, B. Wilde, A. Gäckler +4 more
2022Vaccines14 citations Open access
Semantic Scholar
Early Treatment with Monoclonal Antibodies or Convalescent Plasma Reduces Mortality in Non-Vaccinated COVID-19 High-Risk Patients
L. Thümmler, M. Lindemann, P. Horn, V. Lenz +10 more
2022Viruses14 citations Open access
Semantic Scholar
SARS-CoV-2 Seroprevalence in Healthcare Workers in Germany: A Follow-Up Study
J. Korth, B. Wilde, S. Dolff, Jasmin Frisch +12 more
2021International Journal of Environmental Research and Public Health14 citations Open access
Semantic Scholar
Superior humoral immunity in vaccinated SARS-CoV-2 convalescence as compared to SARS-COV-2 infection or vaccination
K. Paniskaki, M. Konik, M. Anft, T. Meister +11 more
2022Frontiers in Immunology13 citations Open access
Semantic Scholar
Cellular and Humoral Immunity against Different SARS-CoV-2 Variants Is Detectable but Reduced in Vaccinated Kidney Transplant Patients
L. Thümmler, A. Gäckler, M. Bormann, S. Ciesek +10 more
2022Vaccines13 citations Open access
Semantic Scholar
SARS‐CoV‐2‐specific humoral and cellular immunity in two renal transplants and two hemodialysis patients treated with convalescent plasma
M. Lindemann, A. Krawczyk, S. Dolff, M. Konik +15 more
2021Journal of Medical Virology13 citations Open access
Semantic Scholar
Cytomegalovirus infection and rehospitalization rates after allogeneic hematopoietic stem cell and solid organ transplantation: a retrospective cohort study using German claims data
D. Teschner, J. Knop, C. Piehl, S. Junker +1 more
2022Infection12 citations Open access
Semantic Scholar
Long-Term SARS-CoV-2 Specific Immunity Is Affected by the Severity of Initial COVID-19 and Patient Age
M. Konik, M. Lindemann, M. Zettler, Lara Meller +18 more
2021Journal of Clinical Medicine12 citations Open access
Semantic Scholar
Evidence of cell-mediated immune response in kidney transplants with a negative mRNA vaccine antibody response
S. Dolff, Baotong Zhou, J. Korth, D. Luo +7 more
2021Kidney International12 citations Open access
Semantic Scholar
Cerebral Taenia crassiceps larvae infection in a 71-year-old immunocompetent male
N. Floß, S. Dolff, A. Junker, T. Blau +5 more
2022Infection10 citations Open access
Semantic Scholar
Norovirus Infections in Kidney Transplant Recipients
A. Gäckler, Christoph Struve, N. Mülling, U. Eisenberger +6 more
2021Transplantation10 citations Open access
Semantic Scholar
Assessment of Suspected Malignancy or Infection in Immunocompromised Patients After Solid Organ Transplantation by [18F]FDG PET/CT and [18F]FDG PET/MRI
N. Guberina, A. Gäckler, J. Grueneisen, A. Wetter +8 more
2020Nuclear medicine and molecular imaging10 citations Open access
Semantic Scholar
Effect of HLA-G5 Immune Checkpoint Molecule on the Expression of ILT-2, CD27, and CD38 in Splenic B cells
H. Rohn, C. Lang, S. Schramm, F. Heinemann +5 more
2022Journal of Immunological Research9 citations Open access
Semantic Scholar
Cumulative mean fluorescent intensities of HLA specific antibodies predict antibody mediated rejections after kidney transplantation
F. Heinemann, M. Lindemann, Deniz Keles, O. Witzke +6 more
2022HLA9 citations Open access
Semantic Scholar
Chloroquine Suppresses Effector B-Cell Functions and Has Differential Impact on Regulatory B-Cell Subsets
Xin Ma, Yang Dai, O. Witzke, Shimei Xu +4 more
2022Frontiers in Immunology9 citations Open access
Semantic Scholar
Herpes Simplex Virus Type 2 Is More Difficult to Neutralize by Antibodies Than Herpes Simplex Virus Type 1
Christiane Silke Heilingloh, Christopher Lull, Elissa Kleiser, M. Alt +6 more
2020Vaccines9 citations Open access
Semantic Scholar
Comment on Schäfer et al. “Impact of COVID-19 on Public Mental Health and the Buffering Effect of a Sense of Coherence”: High Level of COVID-19-Related Posttraumatic Stress in COVID-19 Survivors with Low Sense of Coherence
H. Dinse, Leoni-Johanna Speichert, A. Schweda, O. Witzke +12 more
2022Psychotherapy and Psychosomatics8 citations Open access
Semantic Scholar
Silencing of proinflammatory NF-κB and inhibition of herpes simplex virus (HSV) replication by ultrasmall gold nanoparticles (2 nm) conjugated with small-interfering RNA
Natalie Wolff, S. Kollenda, K. Klein, K. Loza +6 more
2022Nanoscale Advances8 citations Open access
Semantic Scholar
Detection of SARS‐CoV‐2‐specific memory B cells to delineate long‐term COVID‐19 immunity
C. Thieme, Mohamed Abouelenein, Enrico Fritsche, M. Anft +16 more
2021Allergy. European Journal of Allergy and Clinical Immunology8 citations Open access
Semantic Scholar
Establishment of an ELISpot Assay to Detect Cellular Immunity against S. pneumoniae in Vaccinated Kidney Transplant Recipients
A. Gäckler, N. Mülling, Kim Völk, B. Wilde +5 more
2021Vaccines8 citations Open access
Semantic Scholar
Upregulation of miRNA-200c during Disease Progression in COVID-19 Patients
Lukas van de Sand, P. Braß, J. Gregorius, K. Pattberg +8 more
2022Journal of Clinical Medicine7 citations Open access
Semantic Scholar

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