Molecular pathogenesis of infections caused by Moraxella catarrhalis in children

Bernhard, Sara; Spaniol, Violeta; Aebi, Christoph (2012). Molecular pathogenesis of infections caused by Moraxella catarrhalis in children. Swiss medical weekly, 142, w13694. Muttenz: EMH Schweizerischer Ärzteverlag 10.4414/smw.2012.13694

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Moraxella catarrhalis (M. catarrhalis) is a human-restricted commensal of the normal bacterial flora in the upper respiratory tract of children, and - during the previous two decades - has been recognised as a true human pathogen. M. catarrhalis is the third most common pathogen causing acute otitis media in children, which is the most common reason to visit a paediatrician during childhood. Acute otitis media thus causes a high clinical and economical burden. With the introduction of the conjugate pneumococcal vaccines the microbiomic pattern in the nasopharyngeal flora of children has changed, and the frequency of isolation of M. catarrhalis has increased. Compared to adults, children are more often colonised with M. catarrhalis. Over the last three decades there has been a dramatic increase in the acquisition of β-lactam resistance in M. catarrhalis. Today 95-100% of clinically isolated M. catarrhalis produce β-lactamase. It is thus desirable to reduce the burden of M. catarrhalis disease by developing a vaccine. There are several potential vaccine antigen candidates in different stages of development, but none of them has entered clinical trials at the present time.

Item Type:

Journal Article (Original Article)

Division/Institute:

04 Faculty of Medicine > Department of Gynaecology, Paediatrics and Endocrinology (DFKE) > Clinic of Paediatric Medicine

UniBE Contributor:

Aebi, Christoph

ISSN:

1424-7860

Publisher:

EMH Schweizerischer Ärzteverlag

Language:

English

Submitter:

Anette van Dorland

Date Deposited:

04 Oct 2013 14:40

Last Modified:

05 Dec 2022 14:12

Publisher DOI:

10.4414/smw.2012.13694

PubMed ID:

23136074

Web of Science ID:

000310356600001

URI:

https://boris.unibe.ch/id/eprint/16099 (FactScience: 223675)

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