Biodiversitätskrise und Klimawandel: Weniger mikrobielle Vielfalt – mehr Krankheiten
Klimakrise und Verlust von Biodiversität schaden der Gesundheit von Menschen. Wenn die Artenvielfalt abnimmt, ist auch das menschliche Mikrobiom bedroht. Was passiert, wenn sich die auf Haut und Schleimhäuten lebenden Bakterienkulturen des Menschen durch den Klimawandel verändern?
Jeder Mensch lebt in Symbiose mit Bakterien, Pilzen und anderen Mikroorganismen, die ihm helfen, gesund zu bleiben: das Mikrobiom. Man schätzt, es sind genauso viele Organismen wie ein Mensch Zellen hat, etwa 30 Billionen. Der Verlust der Artenvielfalt betrifft nicht nur Säugetiere und Pflanzen, sondern auch Mikroorganismen. Was passiert, wenn die Artenvielfalt der Kleinstlebewesen in der Umwelt abnimmt? Und was bedeutet das dann für das menschliche Mikrobiom?
RiffReporter hat darüber mit Harald Renz gesprochen. Er ist Professor für Laboratoriumsmedizin an der Philipps-Universität in Marburg und erforscht chronische Entzündungserkrankungen wie Allergien und Asthma. Aktuell ist er an mehreren internationalen Forschungsprojekten zum Zusammenhang zwischen Biodiversitätsverlust, Mikrobiom und Allergien beteiligt.
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