Table 1

Naturally anthrax spore-contaminated soil samples examined by the classic method at three dilution levels and by the GABRI method

Soil sample

(Subdistricts of Bangladesh)

CFU of B. anthracis isolated by classic method CFU of contaminants isolated by classic method CFU of B. anthracis and contaminants isolated by GABRI method
Total of 10 plates Total of 10 plates Total of 10 plates
Undiluted 1:10 1:100 Undiluted 1:10 1:100 CFU of B. anthracis CFU of contaminants
Faridpur 0 4 8 8482 2190 314 394 1622
Sapatul 108 32 0 1380 162 22 256 200
Dhunot 0 0 0 4404 598 60 10 1164
Santhia 120 128 15 4968 826 90 10,000 276
Shahazadpur 0 0 0 1074 100 14 10 280
Ullapara 20 0 0 66 2 0 68 130
Shahazadpur 2 0 0 426 44 2 12 176
Average 35.7 23.4 3.3 2971.4 560.3 71.7 1535.7 549.7

Fasanella et al.

Fasanella et al. BMC Microbiology 2013 13:167   doi:10.1186/1471-2180-13-167

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