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Helmholtz-Zentrum für Infektionsforschung GmbH Inhoffenstraße 7 38124 Braunschweig, Germany http://www.helmholtz-hzi.de
Contact Ms Susanne Thiele +49 531 61811400
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Helmholtz-Zentrum für Infektionsforschung GmbH

Neuer Vektorimpfstoff gegen COVID-19 schützt auf Dauer

HZI-Forschende nutzen Mausvirus als Vehikel für das Spikeprotein für eine verbesserte Immunreaktion

(PresseBox) (Braunschweig, )
Etablierte Impfstoffe gegen COVID-19 haben bekanntlich den Nachteil, dass die anfangs gute Schutzwirkung relativ schnell nachlässt. Das macht wiederholte Booster-Impfungen erforderlich. Vor diesem Hintergrund ist ein am Helmholtz-Zentrum für Infektionsforschung (HZI) entwickelter neuartiger Vektorimpfstoff interessant, der im Tiermodell eine anhaltende Immunantwort über deutlich längere Zeiträume zeigt. Ein weiteres Plus: Das Vehikel – der Vektor – mit dem die Information für das Spikeprotein des Coronavirus im Impfstoff transportiert wird, ist ein tierisches Zytomegalievirus (MCMV; engl.: murine cytomegalovirus), das dem Menschen nicht gefährlich werden kann.

Im Jahr 2022 haben Forschende der Abteilung „Virale Immunologie“ unter der Leitung von Prof. Luka Cicin-Sain am
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