Dissimilarity of airway and lung tissue microbiota in smokers undergoing surgery for lung cancer

Lena Reinhold*, Andreas Möllering, Sönke Wallis, Emanuel Palade, Kathrin Schäfer, Daniel Drömann, Jan Rupp, Simon Graspeuntner, Klaus Dalhoff

*Corresponding author for this work

Abstract

Human airways are continuously colonized by microaspiration of microbiota. Less is known about the presence, origin and composition of microbiota in the lung parenchyma. In a study of 13 patients undergoing surgery for peripheral lung cancer microbiota composition was comparatively evaluated in upper airway, lower airway and lung tissue samples using 16S rDNA analysis. Bacterial density decreased stepwise from upper to lower airways and tissue. On a taxonomic level upper and lower airway microbiota were similar whereas lung tissue showed marked dissimilarities compared to lower airways that may reflect different environmental conditions shaping local microbiota and host immunity.

Original languageEnglish
Article number794
JournalMicroorganisms
Volume8
Issue number6
DOIs
Publication statusPublished - 06.2020

Research Areas and Centers

  • Academic Focus: Center for Infection and Inflammation Research (ZIEL)

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