Table 1.
poison | Time between poisoning and blood draw | Days in hospital | BChE activity units/ml | Inhibition of BChE % | Labeled BChE peptide found |
---|---|---|---|---|---|
dichlorvos | 10 hours | 11 | 0.41 | 84 | yes |
dichlorvos | 9 hours | 2 | 0.50 | 80 | yes |
dichlorvos | 11 hours | 1 | 2.30 | 8 | no |
Aldicarb | 7 hours | 3 | 0.07 | 97 | yes |
Baygon | 22 hours | 3 | 1.96 | 22 | no |
Unknown OP | Unknown | Unknown | 0.95 | 62 | yes |
none | none | none | 2.50 | 0 | no |
The name of the poison was established from the reports of family members who found bottles of pesticide in the home. The unknown OP was identified in the present work as chlorpyrifos oxon from mass spectrometry of the BChE adduct.