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Immune Response to Third and Fourth COVID-19 Vaccination in Hemodialysis Patients and Kidney Transplant Recipients.
Affeldt, Patrick; Koehler, Felix Carlo; Brensing, Karl August; Gies, Martin; Platen, Eva; Adam, Vivien; Butt, Linus; Grundmann, Franziska; Heger, Eva; Hinrichs, Steffen; Kalisch, Nils; Oehm, Simon; Steger, Gertrud; Wirtz, Maike; Benzing, Thomas; Stippel, Dirk; Klein, Florian; Kurschat, Christine; Müller, Roman-Ulrich; Di Cristanziano, Veronica.
  • Affeldt P; Department II of Internal Medicine and Center for Molecular Medicine Cologne, Faculty of Medicine and University Hospital Cologne, University of Cologne, 50937 Cologne, Germany.
  • Koehler FC; Institute of Virology, Faculty of Medicine and University Hospital of Cologne, University of Cologne, 50935 Cologne, Germany.
  • Brensing KA; Department II of Internal Medicine and Center for Molecular Medicine Cologne, Faculty of Medicine and University Hospital Cologne, University of Cologne, 50937 Cologne, Germany.
  • Gies M; CECAD, Faculty of Medicine and University Hospital of Cologne, University of Cologne, 50931 Cologne, Germany.
  • Platen E; Nierenzentrum Bonn, 53175 Bonn, Germany.
  • Adam V; KfH-Nierenzentrum Köln-Longerich, 50737 Cologne, Germany.
  • Butt L; Nierenzentrum Eifel, 53894 Mechernich, Germany.
  • Grundmann F; Department II of Internal Medicine and Center for Molecular Medicine Cologne, Faculty of Medicine and University Hospital Cologne, University of Cologne, 50937 Cologne, Germany.
  • Heger E; Department II of Internal Medicine and Center for Molecular Medicine Cologne, Faculty of Medicine and University Hospital Cologne, University of Cologne, 50937 Cologne, Germany.
  • Hinrichs S; CECAD, Faculty of Medicine and University Hospital of Cologne, University of Cologne, 50931 Cologne, Germany.
  • Kalisch N; Department II of Internal Medicine and Center for Molecular Medicine Cologne, Faculty of Medicine and University Hospital Cologne, University of Cologne, 50937 Cologne, Germany.
  • Oehm S; Institute of Virology, Faculty of Medicine and University Hospital of Cologne, University of Cologne, 50935 Cologne, Germany.
  • Steger G; Department II of Internal Medicine and Center for Molecular Medicine Cologne, Faculty of Medicine and University Hospital Cologne, University of Cologne, 50937 Cologne, Germany.
  • Wirtz M; Department II of Internal Medicine and Center for Molecular Medicine Cologne, Faculty of Medicine and University Hospital Cologne, University of Cologne, 50937 Cologne, Germany.
  • Benzing T; Department II of Internal Medicine and Center for Molecular Medicine Cologne, Faculty of Medicine and University Hospital Cologne, University of Cologne, 50937 Cologne, Germany.
  • Stippel D; Institute of Virology, Faculty of Medicine and University Hospital of Cologne, University of Cologne, 50935 Cologne, Germany.
  • Klein F; Institute of Virology, Faculty of Medicine and University Hospital of Cologne, University of Cologne, 50935 Cologne, Germany.
  • Kurschat C; Department II of Internal Medicine and Center for Molecular Medicine Cologne, Faculty of Medicine and University Hospital Cologne, University of Cologne, 50937 Cologne, Germany.
  • Müller RU; CECAD, Faculty of Medicine and University Hospital of Cologne, University of Cologne, 50931 Cologne, Germany.
  • Di Cristanziano V; Department of General, Visceral, Cancer and Transplant Surgery, Faculty of Medicine and University Hospital Cologne, University of Cologne, 50937 Cologne, Germany.
Viruses ; 14(12)2022 11 26.
Article in English | MEDLINE | ID: covidwho-2123880
ABSTRACT
Severe acute respiratory syndrome coronavirus type 2 (SARS-CoV-2) is a serious hazard for hemodialysis (HD) patients and kidney transplant (KTX) recipients as they suffer from an impaired immune response to SARS-CoV-2 vaccination. In addition, a definition of SARS-CoV-2 IgG titer that indicates a sufficient immune response, especially against new omicron variants, is urgently needed. In the present study, the immune response to either a third or a fourth dose of a mRNA vaccine was investigated in 309 dialysis and 36 KTX patients. SARS-CoV-2 IgG titer thresholds indicating neutralizing activity against wild type (WT) and the omicron variant BA.1 were quantified. After four vaccine doses, a high-neutralizing activity against WT was evidenced in HD patients, whereas the neutralizing rate against BA.1 was significant lower. Concerning KTX recipients, humoral and cellular immune responses after a third vaccination were still highly impaired. This calls for modified omicron-targeting vaccines.
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Full text: Available Collection: International databases Database: MEDLINE Main subject: Kidney Transplantation / COVID-19 Topics: Vaccines / Variants Limits: Humans Language: English Year: 2022 Document Type: Article Affiliation country: V14122646

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Full text: Available Collection: International databases Database: MEDLINE Main subject: Kidney Transplantation / COVID-19 Topics: Vaccines / Variants Limits: Humans Language: English Year: 2022 Document Type: Article Affiliation country: V14122646