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. Author manuscript; available in PMC: 2013 Oct 1.
Published in final edited form as: Proteomics. 2012 Aug 29;12(0):3013–3019. doi: 10.1002/pmic.201200100

Table 1.

Intensity of the peptide (LKEccDKPLLEK, +2, m/z 766.8929) identified from different injection amount of BSA digest after analyzed by CZE-ESI-MS/MS in triplicates.

Injection amount Run1 Run2 Run3 Average Standard deviation RSD (%)
750 nM (3500 amol) 6.36 × 105 6.20 × 105 5.30 × 105 5.95 × 105 5.7 × 104 10
370 nM (1700 amol) 2.35 × 105 2.46 × 105 2.41 × 105 2.41 × 105 5.5 × 103 2
150 nM (700 amol) 9.75 × 104 1.10 × 104 8.02 × 104 9.59 × 104 1.5 × 104 15
75 nM (350 amol) 3.85 × 104 2.92E+04 4.37 × 104 3.71E+04 7.3 × 103 20
25 nM (120 amol) 1.40 × 104 1.57 × 103 1.28 × 104 1.42E+04 1.5 × 103 10
12 nM (60 amol) 6.28 × 103 6.49 × 103 7.25 × 103 6.67 × 103 5.1 × 102 8