2 down the media removed, lightly tapping on absorbent paper to exhaustion residue. ◆ 250μl added or ■ 500μl Buffer E1 / RNase A, vortex sufficiently resuspended bacteria. Before use, the RNase A was added to be in the Buffer E1. Thoroughly resuspended bacteria is critical for yield, you should not see clumps of bacteria after resuspension. <br>4. Add ◆ 250μl or ■ 500μl Buffer E2, mix by inversion 8 to 10 times.
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