Nature Communications (Jan 2022)

Lung emphysema and impaired macrophage elastase clearance in mucolipin 3 deficient mice

  • Barbara Spix,
  • Elisabeth S. Butz,
  • Cheng-Chang Chen,
  • Anna Scotto Rosato,
  • Rachel Tang,
  • Aicha Jeridi,
  • Veronika Kudrina,
  • Eva Plesch,
  • Philipp Wartenberg,
  • Elisabeth Arlt,
  • Daria Briukhovetska,
  • Meshal Ansari,
  • Gizem Günes Günsel,
  • Thomas M. Conlon,
  • Amanda Wyatt,
  • Sandra Wetzel,
  • Daniel Teupser,
  • Lesca M. Holdt,
  • Fabien Ectors,
  • Ingrid Boekhoff,
  • Ulrich Boehm,
  • Jaime García-Añoveros,
  • Paul Saftig,
  • Martin Giera,
  • Sebastian Kobold,
  • Herbert B. Schiller,
  • Susanna Zierler,
  • Thomas Gudermann,
  • Christian Wahl-Schott,
  • Franz Bracher,
  • Ali Önder Yildirim,
  • Martin Biel,
  • Christian Grimm

DOI
https://doi.org/10.1038/s41467-021-27860-x
Journal volume & issue
Vol. 13, no. 1
pp. 1 – 18

Abstract

Read online

Excess macrophage elastase MMP-12 is a major driver of chronic obstructive pulmonary disease. Here the authors show that the endolysosomal ion channel TRPML3 is a regulator of the cellular reuptake of MMP-12, thus neutralizing harmful MMP-12 in the lung.