Skip to main content

Table 3 Number of F2 adult female lice affected in two-dose H2O2 bioassays

From: Candidate genes for monitoring hydrogen peroxide resistance in the salmon louse, Lepeophtheirus salmonis

  Crossing and bioassays
Family group 1 Family group 1 Family group 2
0 ppm (Control) 1/18 (6%) 0/5 (0%) 1/18 (6%)
600 ppm 2/16 (13%) 1/18 (6%) 8/32 (25%)
1800 ppm 13/15 (87%) 12/18 (67%) 16/25 (64%)
  1. Notes: Bioassays: 30 min exposure; three bioassays in total (two using lice from family group 1 and one with lice from family group 2). Results indicated as fractions (number of affected lice out of total lice per dose) and percentages (in parentheses). Family group 1, females from the sensitive Ls A strain were crossed with males from the H2O2-resistant Ls V strain in the P0 generation; family group 2, males from the sensitive Ls A strain were crossed with females from the Ls V strain