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Table 2 Effect of cell density on transformation efficiency of L. lactis spp. lactis LM0230. Results are the mean (± SD) of 6 replications

From: High efficiency electrotransformation of Lactococcus lactis spp. lactiscells pretreated with lithium acetate and dithiothreitol

Cells × 109/ml

Transformants/μg DNA

0.5

5.00 ± 0.75 × 107

1.0

22.00 ± 13.00 × 107

2.5

53.60 ± 27.12 × 107

5.0

162.00 ± 75.40 × 107

10

221.00± 50.00 × 107

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BMC Biotechnology

ISSN: 1472-6750

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