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Volume 10, Number 7—July 2004

Letter

Ehrlichia Prevalence in Amblyomma americanum, Central Texas

Scott Wesley Long*Comments to Author , J. Mathews Pound†, and Xue-jie Yu*
Author affiliations: *The University of Texas Medical Branch, Galveston, Texas, USA; †United States Department of Agriculture – Agricultural Research Service, Kerrville, Texas, USA

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Table

Sequence variation of the 16S rRNA gene in Ehrlichia ewingii detected in Amblyomma americanum ticks from central Texas, compared to the partial 16S rRNA gene sequence of Ehrlichia ewingii in Genbank (accession U96436)a

G16 A93G A157G T190C A429G C474
Tick B5
 -
 -
 -
 -
 -
 -
Tick B7
 +
 -
 -
 +
 -
 -
Tick D1
 -
 +
 +
 -
 +
 +
Tick D2
 -
 +
 +
 -
 -
 -
Tick D4 - + + - - -

a+, mutation present, -, mutation not present.

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