Figure 2. Northern blot analysis of yhiM-specific transcript.
Total RNA was extracted from E. coli strain MG1655 grown to the exponential (E, OD600 ∼ 0.6) and stationary (S, OD600 ∼ 2) phases, in LB-MOPS (pH 8.0) or LB-MES (pH 5.5).
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