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Volume 3, Number 3—September 1997

Synopsis

Flea-borne Rickettsioses: Ecologic Considerations

Abdu F. AzadComments to Author , Suzana Radulovic, James A. Higgins, B. H. Noden, and Jill M. Troyer
Author affiliations: University of Maryland School of Medicine, Baltimore, Maryland, USA

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Figure 2

Direct fluorescent staining of the frozen sections of midguts of X. cheopis fleas showing R. typhi-infected epithelial cells at 3 (A) and 10 days (B) postinfectious feeding. Fleas were embedded individually in OCT compound (Miles Laboratories, Naperville, IL), sectioned (4-6 m)(16), and stained with fluorescein isothiocyanate (FITC)-labeled guinea pig anti-R. typhi IgG. G: gut lumen.

Figure 2. Direct fluorescent staining of the frozen sections of midguts of X. cheopis fleas showing R. typhi-infected epithelial cells at 3 (A) and 10 days (B) postinfectious feeding. Fleas were embedded individually in OCT compound (Miles Laboratories, Naperville, IL), sectioned (4-6 m)(16), and stained with fluorescein isothiocyanate (FITC)-labeled guinea pig anti-R. typhi IgG. G: gut lumen.

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