Table 4.

Groupings of 22 isolates of R. salmoninarumfrom United Kingdom sources based on band sizes generated using primer T25E−128

GroupBands sizes (bp)Isolatesa
1690, 1,250, 1,600970083-88, 970083-102, 980106#1.1.5, 980036-150, 980036-87, NCIMB1111, NCIMB1112, NCIMB1115, NCIMB1116
2320, 690, 1,250, 1,600970419-1.2.3, A6, F47
3320, 480, 690, 1,250, 1,600970153-19
4550, 690, 1,250, 1,600A80
5690, 790, 850, 1,250, 1,600980297#97, F3, F60, F82
6690, 780, 1,250, 1,600NCIMB1113
7690, 850, 1,250, 1,600NCIMB1114
8350, 690, 1,250, 1,600F95
9480, 690, 790, 850, 1,250, 1,600F85
  • a Isolates 980106#1.1.5, 980036-150, and 980036-87 were derived from fish sampled from ponds and raceways that contained fish from the same hatchery.