Corona Impfstoff aktuell: Wieso die Entwicklung eines Impfstoffs gegen Corona so schwierig ist
Schnell zerfallende Antikörper stehen einer langfristig wirksamen Impfung gegen Covid-19 im Weg. Forscher hoffen nun, die geheimnisvollen T-Zellen aktivieren zu können.
Genauer Blick: Die Suche nach einem langfristig wirksamen Impfstoff ist in vollem Gange. Ob es ihn allerdings jemals geben wird, weiß niemand.
Foto: Douglas Magno/afp
Aufbau des Virus.
Grafik: Katja Peters. Quelle: DPA
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