Table 3.
APN and ALP activity in homogenates, BBMV, and midgut contents from LC and AR1 H. zea larvaea
| Strain | APN |
ALP |
||||
|---|---|---|---|---|---|---|
| H | BBMV | MC | H | BBMV | MC | |
| LC | 867 ± 26 (12) | 10,523 ± 384 (11) | 975 ± 173 (33) | 157 ± 4 (10) | 1,701 ± 65 (11) | 127 ± 17 (27) |
| AR1 | 1,134 ± 59 (8)* | 5,278 ± 83 (11)* | 1,121 ± 87 (47) | 83 ± 14 (8)* | 518 ± 35 (17)* | 1,194 ± 110 (60)* |
a
LC, susceptible; AR1, Cry1Ac resistant. H, homogenates; MC, midgut contents. Activities are expressed in mU/mg of proteins and the values reported are the mean ± SEM, with the number of repetitions in parenthesis. Student's t test versus LC: *, P < 0.001.