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ETH Zürich Rämistrasse 101 8092 Zürich, Switzerland http://www.hk.ethz.ch
Contact Mr Manfred Kopf +41 44 633 64 70
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ETH Zürich

Austausch von Immunzellen begünstigt schwere Grippe

(PresseBox) (Zürich, )
ETH-​Forschende zeigen an Mäusen, dass langlebige embryonale Makrophagen in der Lunge bei einer Infektion absterben und ersetzt werden durch entzündliche Makrophagen aus dem Knochenmark. Dieser Austausch findet auch ohne Infektion mit steigendem Alter statt und führt zu einem schweren Krankheitsverlauf bei Grippe.

Infektionen der Lunge mit dem echten Grippevirus oder einem Coronavirus führen vor allem bei älteren Menschen häufiger zu einem schweren Krankheitsverlauf. Dabei kommt es zu einer überschiessenden Entzündungsreaktion, die das Lungengewebe schädigt. Die genauen Ursachen sind noch nicht geklärt. Eine Rolle spielen Makrophagen, auch als Fresszellen des Immunsystems bekannt. Sie schütten entzündungsfördernde Botenstoffe aus und setzen so eine pbuyxek Ukczeszwclbt fb Zzpg.

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The publisher indicated in each case (see company info by clicking on image/title or company info in the right-hand column) is solely responsible for the stories above, the event or job offer shown and for the image and audio material displayed. As a rule, the publisher is also the author of the texts and the attached image, audio and information material. The use of information published here is generally free of charge for personal information and editorial processing. Please clarify any copyright issues with the stated publisher before further use. In case of publication, please send a specimen copy to service@pressebox.de.