TABLE 4

Transformation frequencies and levels of sexual isolation using genomic transformant DNA

Frequency of transformation (×10−3)Sexual isolation
Donor of genomic DNAWild-type recipient (1A96)ΔMutSL recipient (PB 1856)Wild-type recipient (1A96)ΔMutSL recipient (PB 1856)
1A96 spontaneous rifR mutant10.3 ± 1.8a10.0 ± 1.1a11
1A96 containing a 1159-bp5.6 ± 0.88.4 ± 1.02.56 ± 0.16a1.18 ± 0.06a
B. licheniformis insert
  • a Mean and standard error values for four experimental trials.