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Volume 9, Number 7—July 2003

Letter

Co-feeding Transmission and Its Contribution to the Perpetuation of the Lyme Disease Spirochete Borrelia afzelii (In Reply to Randolph and Gern)

Dania Richter*Comments to Author , Rainer Allgöwer*, and Franz-Rainer Matuschka*
Author affiliations: *Humboldt-Universität zu 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

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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