Proteobacteria

Proteobacteria is a phylum of bacteria.
All species in this phylum are Gram-negative.

 

Classification

Domain : Prokaryota, Bacteria  

Kingdom : Bacteria 

Phylum : Proteobacteria

 

Class : Alphaproteobacteria 

Class : Betaproteobacteria  

Class : Gammaproteobacteria     

Class : Deltaproteobacteria    

Class : Epsilonproteobacteria  

 

Proteobacterial diseases 

• Bartonella quintana : Trench fever, bacillary angiomatosis, endocarditis.
• Bartonella species : Endocarditis, myocarditis.
• Brucella species, especially Brucella abortus, Brucella melitensis and Brucella suis : Brucellosis (undulant fever).
• Anaplasma phagocytophilum : Human granulocytic anaplasmosis
• Ehrlichia chaffeensis : Ehrlichiosis
• Ehrlichia ewingii : Ehrlichiosis
• Ehrlichia canis : Ehrlichiosis
• Orientia tsutsugamushi : Scrub typhus
• Rickettsia prowazekii (Gram-negative, intracellular, bacilli) : Epidemic louse-borne typhus
• Rickettsia typhi (Gram-negative, intracellular, bacilli) : Murine typhus 
• Rickettsia australis (Gram-negative, intracellular, bacilli) : Queensland tick typhus

• Bordetella pertussis (Gram-negative, aerobic, encapsulated coccobacillus) : Whooping cough
• Burkholderia mallei : Glanders
• Burkholderia pseudomallei : Melioidosis
• Neisseria gonorrhoeae (Gram-negative, aerobic, diplococci) : Gonorrhea, pelvic inflammatory disease 
• Neisseria meningitidis (Gram-negative, aerobic, diplococci) : Meningitis
  

• Escherichia coli (Shigatoxigenic and verotoxigenic strains)
• Shiga toxin / Shiga-like toxin : Bacillary dysentry
• Klebsiella pneumoniae 
• Pneumonia
• Proteus mirabilis 
• Urinary tract infections, wound infections  
• Salmonella bongori 
• Salmonellosis 
• Salmonella enterica
• Salmonellosis
• Shigella dysenteriae
• Shigellosis
• Shiga toxin : Bacillary dysentry
• Yersinia enterocolitica
• Mesenteric lymphadenitis
• Yersinia pestis 
• Plague 

• Coxiella burnetii 
• Q fever 
• Legionella pneumophila 
• Legionellosis

• Haemophilus ducreyi
• Chancroid
• Haemophilus influenzae (type b) 
• Haemophilus influenzae infection, bacteraemia, pneumonia, epiglottitis, acute bacterial meningitis, cellulitis, osteomyelitis, and infectious arthritis.

• Moraxella catarrhalis
• Lung infections in hospitalized or cystic fibrosis patients

• Pseudomonas aeruginosa 
• Lung infections in hospitalized or cystic fibrosis patients

• Francisella tularensis 
• Tularaemia

• Vibrio cholerae 
• Gram negative, facultatively anaerobic, curved rod 
• Cholera toxin : Cholera morbus

• Helicobacter pylori
• Gram-negative, helical, non-spore-forming
• Causes : H. pylori infection

• Campylobacter jejuni 
• Gram-negative, helical, non-spore-forming
• Causes : Campylobacteriosis