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Volume 8, Number 9—September 2002

Dispatch

First Detection of Spotted Fever Group Rickettsiae in Ixodes ricinus from Italy

Tiziana Beninati*, Nathan Lo*†Comments to Author , Hiroaki Noda†, Fulvio Esposito‡, Annapaola Rizzoli§, Guido Favia‡, and Claudio Genchi*§
Author affiliations: *Università degli Studi di Milano, Italy; †National Institute of Agrobiological Sciences, Tsukuba, Japan; ‡Università di Camerino, Macerata, Italy; §Centro di Ecologia Alpina, Trento, Italy;

Main Article

Table

Locations and numbers of ticks infected with spotted fever group (SFG) Rickettsia spp., and similarities between three genes in Italian SFG Rickettsia spp.a with those from closely related bacteria from elsewhere in Europeb

% Identity
Sequence Location (and no.) of infected I. ricinus specimens SFG Rickettsia spp. with highly similar sequences present in GenBank gltA 17 kDa ompA
IrITA1 Trento Province (3)
Feltre (2) R. helvetica 100 99
IrITA2 Trento Province (2) Toscana (1) IrR/Munich
IRS4 (Slovakia) 100
100 –
– 100
99
IrITA3 Trento Province (1) IRS3 (Slovakia) 100 99

aThe number of ticks examined from Trento, Feltre, and Toscana were 89, 10, and 10 respectively.
bI., Ixodes; R., Rickettsia.

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