Fig. 4From: Dam and Dcm methylations prevent gene transfer into Clostridium pasteurianum NRRL B-598: development of methods for electrotransformation, conjugation, and sonoporationOptimization of electrotransformation conditions. Influence of various voltages and cell growth state presented by OD600 (used conditions: 0.2 cm gap electroporation cuvette, time constant 11 ms) on transformation efficiency (a); influence of different time constants (conditions used: 0.2 cm gap electroporation cuvette, voltage 1 000 V) on transformation efficiency (b); influence of square-wave pulse delivery (c)Back to article page