Volume 8, Number 10—October 2002
THEME ISSUE
Bioterrorism-related Anthrax
Bioterrorism-related Anthrax
Two-Component Direct Fluorescent-Antibody Assay for Rapid Identification of Bacillus anthracis
Barun K. De*
, Sandra L. Bragg*, Gary N. Sanden*, Kathy E. Wilson*, Lois A. Diem*, Chung K. Marston*, Alex R. Hoffmaster*, Gwen A. Barnet*, Robbin S. Weyant*, Teresa G. Abshire†, John W. Ezzell†, and Tanja Popovic*
, Sandra L. Bragg*, Gary N. Sanden*, Kathy E. Wilson*, Lois A. Diem*, Chung K. Marston*, Alex R. Hoffmaster*, Gwen A. Barnet*, Robbin S. Weyant*, Teresa G. Abshire†, John W. Ezzell†, and Tanja Popovic*
Table 2
Results of cell wall and capsule direct fluorescent-antibody assays for 56 strains of five Bacillus speciesa
| Species | No. of strains | CW-DFA (% positive) | CAP-DFA (% positive) |
|---|---|---|---|
| B. cereus | 23 | 10 (43) | 0 (0) |
| B. thuringiensis | 12 | 2 (17) | 0 (0) |
| B. megaterium | 11 | 0 (0) | 1 (11) |
| B. mycoides | 1 | 0 (0) | 0 (0) |
| B. subtilis | 9 | 0 (0) | 0 (0) |
| Total | 56 | 12 (21) | 1 (1.7) |
aDFA, direct fluorescent-antibody assay; CW, cell wall; CAP, capsule.
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