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Volume 8, Number 12—December 2002

Research

Co-feeding Transmission and Its Contribution to the Perpetuation of the Lyme Disease Spirochete Borrelia afzelii

Dania Richter*Comments to Author , Rainer Allgöwer*, and Franz-Rainer Matuschka*
Author affiliations: *Humboldt-University of Berlin, Berlin, Germany;

Main Article

Table 1

Spirochetal infection in larval Ixodes ricinus ticks that fed on mice during the period of attachment of a single Borrelia afzelii–infected nymph and that fed at specified distances from the infecting nympha

Duration of nymphal attachment before larvae attached (days) Distance between nymph and larvae (cm) Infection in co-feeding larvae
No. examined % infected
0 Nil 68 0
1 83 0
2 51 0
1 Nil 125 1.6
1 74 0
2 124 0
2 Nil 67 29.9
1 87 5.7
2 54 1.9
3 Nil 94 55.3
1 82 25.6
2 160 6.3

aEach feeding sequence was replicated three times.

Main Article

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