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. 2025 Jul 1;15:21521. doi: 10.1038/s41598-025-05780-w

Table 3.

Precision and accuracy results in brain homogenate.

Analyte QC ID Nominal Conc. (nM) Intra-batch (first batch) Inter-batch
n Mean Calculated conc. (nM) Accuracy (%) CV (%) n Mean Calculated conc. (nM) Accuracy (%) CV (%)
PPIX LLOQ QC 1.00 5 0.951 95.1 5.9 15 1.02 102.0 10.7
LQC 3.00 5 2.85 94.9 2.5 15 2.84 94.6 4.3
MQC 60.0 5 54.7 91.2 0.8 15 57.9 96.4 6.5
HMQC 600 5 553 92.1 3.4 15 571 95.1 4.6
HQC 1500 5 1370 91.0 10.6 15 1450 96.6 7.5