Volume 8, Number 10—October 2002
THEME ISSUE 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*
Author affiliations: *Centers for Disease Control and Prevention, Atlanta, Georgia, USA; †U.S. Army Medical Institute of Infectious Diseases, Fort Detrick, Maryland, USA;
Figure. Direct fluorescent-antibody (DFA) staining of Bacillus anthracis cells. Panel A (cell wall DFA) and Panel B (capsule DFA) correspond to 1) Positive control (B. anthracis Pasteur strain), 2) Test isolate #2002013601 (environmental specimen, 2001 U.S. anthrax outbreak), and 3) Clinical specimen #2002007069 (lung tissue of patient 1, 2001 U.S. anthrax outbreak), original magnification x 400.
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