Diphtheria: Difference between revisions

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| Species = [[Diphtheriae]]
| Species = [[Diphtheriae]]
===Description===
===Description===
Diphtheria is caused by an infection of ''C. diphtheriae''. Four subspecies are recognized: ''C. d. mitis'', ''C. d. intermedius'', ''C. d. gravis'', and ''C. d. belfanti''. In sufficiently low iron concentrations, 'C. diphtheria' is known to produce diphtheria toxins.
''C. diphtheriae'' infections are the causal agent of diphtheria. Four subspecies are recognized: ''C. d. mitis'', ''C. d. intermedius'', ''C. d. gravis'', and ''C. d. belfanti''. ''C. diphtheria'' is known to produce diphtheria toxins. ''C. diphtheria'' are Gram-positive, rod-shaped, aerobic, nonmotile, and highly pleumorphic.


==Pathogenesis==
==Pathogenesis==

Revision as of 06:21, 22 July 2015

University of Oklahoma Study Abroad Microbiology in Arezzo, Italy[1]

Etiology/Bacteriology

Taxonomy

| Domain = Bacteria | Phylum = Actinobacteria | Class = Actinobacteria | Order = Actinomycetales | Family = Corynebacteriaceae | Genus = Corynebacterium | Species = Diphtheriae

Description

C. diphtheriae infections are the causal agent of diphtheria. Four subspecies are recognized: C. d. mitis, C. d. intermedius, C. d. gravis, and C. d. belfanti. C. diphtheria is known to produce diphtheria toxins. C. diphtheria are Gram-positive, rod-shaped, aerobic, nonmotile, and highly pleumorphic.

Pathogenesis

Virulence factors

Mechanism

Adherence

Invasion of the cell

Encountering macrophages

Clinical features

Diagnosis

Treatment

Prevention

Host immune response

References