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. 2023 Jan 24;14:1081793. doi: 10.3389/fimmu.2023.1081793

Table 4.

Cross-reactivity of C1s activity assay.

Interfering substances C1s activity Interference concentration Cross-reactivity rate (%)
C1r enzyme 0.053 μmol·min-1·mL-1 (1 μg·mL-1) 660 μg·mL-1 0.15
MASP1 0.107 μmol·min-1·mL-1 (2 μg·mL-1) 5000 μg·mL-1 0.04
MASP2 0.096 μmol·min-1·mL-1 (1.8 μg·mL-1) 5000 μg·mL-1 0.04