TABLE 1

TFP quantification in SR pellet after incubation with 1 mM TFP through LC-MS/MS

Sample TFP amount
SR pellet after TFP incubation 1.02 ± 0.02 μg of TFP/mg of SR pellet
Supernatant after ultracentrifugation 11 ± 2 μg of TFP/ml of supernatant
SR pellet after rinsing with a fresh buffer 0.75 ± 0.05 μg of TFP/mg of SR pellet
Supernatant after reultracentrafugation 1.4 ± 0.2 μg of TFP/ml of supernatant