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Volume 16, Number 6—June 2010

Research

Evolution of Northeastern and Midwestern Borrelia burgdorferi, United States

Dustin BrissonComments to Author , Mary F. Vandermause, Jennifer K. Meece, Kurt D. Reed, and Daniel E. Dykhuizen
Author affiliations: University of Pennsylvania, Philadelphia, Pennsylvania, USA (D. Brisson); Marshfield Clinic Research Foundation, Marshfield, Wisconsin, USA (M.F. Vandermause, J.K. Meece); Northwestern University/Feinberg School of Medicine, Chicago, Illinois, USA (K.D. Reed); Stony Brook University, Stony Brook, New York, USA (D.E. Dykhuizen)

Main Article

Table 2

Summary of Shimodaira-Hasegawa test results of potential horizontal gene transfer events in Borrelia burgdorferi, midwestern and northeastern United States*

Test comparison Data set Δ lnL p value
ospAB vs.
IGS ospAB 8.50709 0.390
ospAB/ospC
 ospAB
 21.26004
 0.313
IGS vs.
ospAB IGS 642.826545 <0.0001
IGS/ospC IGS 67.53033 0.006
IGS/ospC†
 IGS
 388.21228
 <0.0001
ospB vs. ospB/ospC ospB 18.91326 0.338
ospA vs. ospA/ospC ospA 45.30135 0.146
ospA vs. ospA/ospC† ospA 79.62589 0.080

*Δ InL, difference in log-likelihood; osp, outer surface protein; IGS, intergenic spacer.
†Included sequence data from Bunikis et al. (10).

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