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. Author manuscript; available in PMC: 2014 Mar 19.
Published in final edited form as: Anal Chem. 2013 Feb 26;85(6):3355–3362. doi: 10.1021/ac400032a

Table 1.

Validation data: Calibration, intra- and inter-day precision and accuracy of method at three concentrations (L=50 nM, M=500 nM and H=1000 nM).

Method Validation 3-oxo-C12-HSL C12-TA
Calibration range (nM) 5–1000 5–1000
Linearity (r2) 0.9999 0.9937
LLOQ (nM) 10 10
Concentration (nM) Low Medium High Low Medium High
50 500 1000 50 500 1000
Intra-day (n=3)
Precision 5.15 0.98 0.96 20.33 4.57 6.82
Accuracy 85.27 101.12 98.91 104.29 101.86 100.08
Inter-day (n=3)
Precision 3.28 3.11 0.7 3.12 12.47 4.09
Accuracy 102.33 99.23 100.28 103.4 91.37 101.94