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Article: DNA Fingerprinting Helps Identify Cross-Contamination.(DNA fingerprinting used to identify tuburculosis strain patterns)(Brief Article)
- Article from:
- Medical Letter on the CDC & FDA
- Article date:
- July 30, 2000
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2000 JUL 30 - (NewsRx.com) --
The utility of DNA fingerprinting to identify tuberculosis strain patterns was demonstrated in a series of case studies conducted by state and federal health workers in the U.S.
Using the technique, researchers found that 11 case-patients at a project surveillance site had been misdiagnosed with TB due to cross-contamination with a laboratory strain of Mycobacterium tuberculosis.
The 11 patients had been diagnosed with tuberculosis based, in part, by isolation of M. tuberculosis from sputum specimens. All subsequently underwent partial or full-course TB therapy.
Researchers with the U.S. Centers for ...