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Table 3 Stability and dilution integrity data of linifanib in rat plasma

From: Simple, sensitive and rapid determination of linifanib (ABT-869), a novel tyrosine kinase inhibitor in rat plasma by UHPLC-MS/MS

Stability

Nominal concentration (ng/mL) (n = 6)

Mean ± SD

Precision (% CV)

Accuracy (%)

Bench top (6 hrs)

1.28

1.35 ± 0.06

4.4

105.0

 

425

393 ± 34.8

8.9

92.7

Freeze thaw (3 cycle)

1.28

1.30 ± 0.10

7.7

101.1

 

425

385 ± 14.3

3.7

90.7

In injector (48 hrs)

1.28

1.42 ± 0.09

6.3

110.6

 

425

455 ± 19.8

4.4

107.2

30 days at −80°C

1.28

1.26 ± 0.10

7.9

98.3

 

425

384 ± 20.2

5.3

90.5

Dilution integrity

225

226 ± 16.4

7.3

100.7

 

450

444 ± 20.6

4.6

98.9