Moraxella

The genus Moraxella inhabits the mucous membrane of the upper respiratory tract, conjunctival sac and genital tract. Its pathogenicity is very low. Recurrent infections are likely to be associated with bronchial asthma. They are characterized by a positive oxidase and catalase reaction.

Morphology

G− coccobacilli or short rods.

Occurrence

In the mucosa of the nasopharynx, conjunctival sac and genital tract as part of the normal flora.

Cultivation

Yolk soils, masopepton blood agar are ideal for their growth. Blood agar is not so suitable for them.

Material collection

Material is removed from the conjunctival sac for diagnosis.

Species

• Moraxella lacunata,
• Moraxella catarrhalis,
• Moraxella nonliquefaciens,
• Moraxella osloensis,
• Moraxella atlantae,
• Moraxella bovis – conjunctivitis and corneal ulceration in animals.

Links

Related articles

• Bronchiolitis

References

• BEDNÁŘ, Marek – SOUČEK, Andrej – FRAŇKOVÁ, Věra, et al. Lékařská mikrobiologie : Bakteriologie, virologie, parazitologie. 1. edition. Praha : Marvil, 1996. 558 pp. ISBN 80-238-0297-6.

• RYŠKOVÁ, Olga, et al. Mikrobiologie pro studující zubního lékařství. 1. edition. Praha : Karolinum, 2004. 234 pp. ISBN 80-246-0834-0.

• ŠMÍROVÁ, Václava. Úvod do lékařské mikrobiologie. 1. edition. Plzeň : Lékařská fakulta UK v Plzni, -. 

• VOTAVA, Miroslav, et al. Lékařská mikrobiologie speciální. - edition. Neptun, 2003. 495 pp. ISBN 9788090289666.