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. 2023 Jun 1;6:589. doi: 10.1038/s42003-023-04937-5

Table 3.

KD values between IVIG, rhIgG1 Fc and human FcγRs.

Analytes FcγRI KD (M) FcγRIIA KD (M) FcγRIIIA KD (M) FcRn KD (M) DC-SIGN KD (M)
IVIG 2.480 × 10−9 9.644 × 10–6 2.870 × 10−7 2.142 × 10−8 N.D.
rhIgG1 Fc 1.275 × 10−9 N.D. 9.980 × 10−9 9.088 × 10−9 N.D.
Fold change (IVIG/rhIgG1 Fc) 1.94 N.D. 28.75 2.35 N.D.

N.D. not determined.