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Table 5 SPR kinetic values obtained for FcγRIIIa V158 (A and B) and F158 (C and D) receptors for the test anti-CD20 antibody and control antibody

From: Enhancement of effector functions of anti-CD20 monoclonal antibody by increased afucosylation in CHO cell line through cell culture medium optimization

Receptor

Samples

KD (nM)

ka (1/Ms)

kd (1/s)

FcγRIIIa V 158

Control antibody (RS-03-25)

75.4

8.028E + 04

0.006054

Test antibody (P2-CRD-1508)

56.4

1.234E + 05

0.006963

FcγRIIIa F 158

Control antibody (RS-03-25)

143.3

8.387E + 04

0.01202

Test antibody (P2-CRD-1508)

136.0

1.629E + 05

0.02214