TABLE 3.

A second-round passage of R-IVET positives through mice results in an increased percentage of erythromycin-sensitive NZ7109 colonies compared to the first-round passage (3.3%)

MousePromoter groupErys (%)a
1158.0
2171.7
3252.9
4228.8
5334.2
6333.3
7431.5
8437.5
  • a The average of the erythromycin sensitivity (Erys) values for mice 1 to 8 was 38.1%.