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Michael Knudson, MD, PhD

Clinical Professor of Pathology

Introduction

Clinical research in transfusion with interests in transfusion reactions and apheresis.

Current Positions

  • Clinical Professor of Pathology
  • Clinical Professor of Radiation Oncology
  • Medical Director of the DeGowin Blood Bank and Donor Center

Education

  • BSE in Biomedial Engineering, The University of Iowa, Iowa City, IA, Iowa City, Iowa
  • MD/PhD, The University of Iowa, Iowa City, IA, Iowa City, Iowa
  • Resident in Laboratory Medicine, Washington University Medical Center, Department of Pathology, St Louis, Missouri

Graduate Program Affiliations

Center, Program and Institute Affiliations

Research Interests

  • Research Interests

Licenses & Certifications

  • State of Iowa Medical License, Iowa Board of Medicine, Iowa
  • Clinical Pathology, American Board of Pathology

Selected Publications

  • Rogers K, Alsawas M, Chapman J, Schlueter AJ, Knudson CM. (2024) Using the daily rate of rise in hemoglobin S to manage RBC depletion/exchange treatment in sickle cell disease. Transfusion. Apr; 64(4):685-692. DOI: 10.1111/trf.17797. PMID: 38506484.
  • Koepsell S.A., Stolla M., Sedjo R.L., Carson J., Knudson M., Cook R., Fasano R., Ngamsuntikul S.G., Cohn C., Gorlin J., Delaney M., Slichter S., Ness P., McCullough J., (2024) Results of clinical effectiveness of conventional versus Mirasol-treated Apheresis Platelets in Patients with Hypoproliferative Thrombocytopenia (MiPLATE) trial. Transfusion. Mar; 64(3):457-465. DOI:10.1111/trf.17720. PMID: 38314476.
  • Chapman J.M., Wendt L., Knudson C.M., (2023) Comparison of platelet antibody screen, crossmatching and HLA antibody testing in patients refractory to platelet transfusions. Transfus Apher Sci. Jun; 62 (3):103622. DOI: 10.1016/j.transci.2022.103622. PMID: 36535829. PMCID: 10256835.
  • Schnieders, E., Leon, J., Chapman, J. M. & Knudson, C. M. (2022). Patient ABO blood type is a major predictor of a positive DAT following a transfusion reaction. Transfusion 62 (9) 1715-1719. DOI: 10.1111/trf.17019. PMID: 35836408.
  • Walhof, M. L., Leon, J., Greiner, A. L., Scott, J. R. & Knudson, C. M. (2022). Hemolytic disease of the fetus and newborn in the sensitizing pregnancy where anti-D was incorrectly identified as RhIG. J Clin Lab Anal e24323. DOI: 10.1002/jcla.24323. PMID: 35243688.
  • Van Ert, H. A., Bohan, D. W., Rogers, K., Fili, M., Rojas Chávez, R. A., Qing, E., Han, C., Dempewolf, S., Hu, G., Schwery, N., Sevcik, K., Ruggio, N., Boyt, D., Pentella, M. A., Gallagher, T., Jackson, J. B., Merrill, A. E., Knudson, C. M., Brown, G. D., Maury, W. & Haim, H. (2022). Limited Variation between SARS-CoV-2-Infected Individuals in Domain Specificity and Relative Potency of the Antibody Response against the Spike Glycoprotein. Microbiol Spectr 10 (1) e0267621. DOI: 10.1128/spectrum.02676-21. PMID: 35080430.
  • Leon, J., Merrill, A. E., Rogers, K., Kurt, J., Dempewolf, S., Ehlers, A., Jackson, J. B. & Knudson, C. M. (2022). SARS-CoV-2 antibody changes in patients receiving COVID-19 convalescent plasma from normal and vaccinated donors. Transfus Apher Sci 61 (2) 103326. DOI: 10.1016/j.transci.2021.103326. PMID: 34862140. PMCID: PMC8608660.
  • (Eds.) (2021). Exponential increase in neutralizing and spike specific antibodies following vaccination of COVID-19 convalescent plasma donors. Transfusion. PMID: 33829513. DOI: 10.1111/trf.16401.
  • Malvik, N., Leon, J., Schlueter, A. J., Wu, C. & Knudson, C. M. (2020). ABO-incompatible platelets are associated with increased transfusion reaction rates. Transfusion. DOI: 10.1111/trf.15655. PMID: 31912889.
  • Mathur, G., Ten Eyck, P. & Knudson, C. M. (2018). Predicting changes in hemoglobin S after simple transfusion using complete blood counts. Transfusion 58 (1) 138-144. DOI: 10.1111/trf.14371. PMID: 29023896. PMCID: PMC6209099.