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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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Table 2

Reactivity of Rickettsia felis, R. typhi, and R. akari with rat and mouse typing sera and species-specific monoclonal antibodies

Reciprocal IFA titer
MAbs/Antisera Antigen R. felis R. typhi R. akari
T65-1 (IgG2a)a 120kDa 64 8,192 16
77-244-20b 120-135kDa 16 16 4,096
7911-A2-H9 (IgG2a)c 190kDa 16 16 16
1F3-G2 (IgG2a)d 120-135kDa 64 128 16
Rat anti-R. felis 4,096 2,048 256
Rat anti-R.typhi 1,024 8,192 16
Mouse anti-R. akari 512 16 4,096

aMAb against R. typhi 120kDa (also referred to rOmpB).
bMAb against R. akari.
cMAb against R. rickettsii 190kDa (= rOmpA).
dMAb against R. rickettsii 120-135kDa (= rOmpB).

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