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Tag: Spirochetes

link to Borrelia species: Properties, Pathogenesis, Lab Diagnosis

Borrelia species: Properties, Pathogenesis, Lab Diagnosis

Relapsing fever is a bacterial infection characterized by recurrent episodes of fever and nonspecific symptoms following exposure to insect vector-carrying Borrelia species. There are two...

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link to Treponema pallidum: Properties, Pathogenesis, and Disease

Treponema pallidum: Properties, Pathogenesis, and Disease

Treponema (trepos meaning turn and nema meaning thread) pallidum is a member of the spirochete family having a characterized distinct helical shape. It is the causative agent of syphilis, an...

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link to Spirochetes: Morphology, Classification, Disease

Spirochetes: Morphology, Classification, Disease

Spirochetes are long, thin, flexible, spirally coiled helical bacilli. These motile, gram-negative bacilli are classified into eight genera primarily on the basis of habitat, pathogenicity,...

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link to Borrelia burgdorferi (Lyme disease): Clinical Features, Diagnosis

Borrelia burgdorferi (Lyme disease): Clinical Features, Diagnosis

Lyme disease (named after a town in Connecticut) or Lyme borreliosis is a vector-borne zoonotic disease caused by three genomospecies of Borrelia, collectively referred to as Borrrelia burgdorferi...

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link to Demonstration of Treponema pallidum Using Dark-Field Microscopy

Demonstration of Treponema pallidum Using Dark-Field Microscopy

Treponema pallidum is a thin, delicate, tightly wound spirochaete that cannot be seen in Gram-stained smears. So, dark-field microscopy is used to demonstrate the presence of motile Treponema...

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link to Leptospira interrogans: Characteristics, Pathogenesis, Lab Diagnosis

Leptospira interrogans: Characteristics, Pathogenesis, Lab Diagnosis

Leptospira interrogans is a member of the class Spirochaetes order Spirochaetales and the family Leptospiraceae. There are two species of Leptospira; Leptospira interrogans are the pathogenic species...

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