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. 2001 Sep;39(9):3350–3352. doi: 10.1128/JCM.39.9.3350-3352.2001

FIG. 1.

FIG. 1

Biprobe peaks observed with M. tuberculosis strains that have mutations at codons 511 (A) 516 (B), and 526 and 531 (C). −dF/dT is the first negative derivative of the change in fluorescence (dF) divided by the change in temperature (dT).