Title

Decreased clearance of Pseudomonas aeruginosa from airways of mice deficient in lysozyme M

Authors

Authors

A. M. Cole; D. R. Thapa; V. Gabayan; H. I. Liao; L. Liu;T. Ganz

Comments

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Abbreviated Journal Title

J. Leukoc. Biol.

Keywords

knockout; bacteria; ANTIBACTERIAL ACTIVITY; ANTIMICROBIAL ACTIVITY; CATIONIC POLYPEPTIDES; MURAMIDASE; PEPTIDES; Cell Biology; Hematology; Immunology

Abstract

Lysozyme is a ubiquitous and abundant, cationic, antimicrobial polypeptide of leukocytes and epithelia, but its biological function in host defense is largely unexplored. To ascertain the role of lysozyme during bacterial infection of murine airways, we exposed the airways of lysozyme M-deficient (lys M-/-) mice to the pulmonary pathogen Pseudomonas aeruginosa and examined the host's response to infection. Despite partial compensation as a result of the appearance of lysozyme P in the infected airways of lys M-/- mice, these lys M-/- mice showed decreased clearance of P. aeruginosa compared with their lys M+/- or lys M+/+ littermates. Lysozyme contributes to optimal clearance of P. aeruginosa from the murine airways.

Journal Title

Journal of Leukocyte Biology

Volume

78

Issue/Number

5

Publication Date

1-1-2005

Document Type

Article

Language

English

First Page

1081

Last Page

1085

WOS Identifier

WOS:000233095200006

ISSN

0741-5400

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