Table 1.: Effect of HFAC on Non-Conjugative Plasmid Transfer in E. coli

Donor Recipient  Experiment N. recombinants/ 107recipients*
C600 (pBP517, gyrA+) C600 nal, rif Ia 15
IIa 12
IIIa 21
control 0
C600 (pBP517) rif ATCC25922 azi Ib 7
IIb 14
control 0
ATCC25922 (pBP517) azi C600 nal, rif Ic 18
  IIc 27
  control 0

Nal, nalidixic acid-resistant (100 mg/L); rif, rifampin-resistant (100 mg/L) az, spontaneous sodium azide-resistant (200 mg/L) strain
* The number was determined after exposure to HFAC