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Who knowns any thing about the pearl string test for bacillus bacteria

2006-11-01 05:59:17 · 1 answers · asked by Anonymous in Science & Mathematics Medicine

1 answers

I hope this helps. I was a Clinical Laboratory Science (Med Tech) major, and this type of stuff came up all the time in Microbiology.

For the pearl-string test, a heavy single streak was made on Mueller–Hinton agar. A 10 U penicillin disc was applied over the streak, which was overlaid with a coverslip. After incubation for 3–6 hours, growth from beneath the coverslip was examined microscopically for the presence of strings of spherical cellular forms of the organism. Presence of such ‘strings of pearls’ is considered characteristic of B. anthracis.

2006-11-01 14:01:28 · answer #1 · answered by Future ER Doc 3 · 0 0

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