Table 4 Summary of PK parameters.

From: Safety, efficacy, and immunogenicity of a novel IgG degrading enzyme (KJ103): results from two randomised, blinded, phase 1 clinical trials

PK Parameter (Unit)

Statistics

China

New Zealand

0.12 mg/kg

0.25 mg/kg

0.40 mg/kg

0.12 mg/kg

0.25 mg/kg

0.40 mg/kg

(N = 6)

(N = 6)

(N = 6)

(N = 6)

(N = 6)

(N = 6)

Cmax (mg/L)

Mean (SD)

2.208 (0.4985)

5.142 (0.2922)

9.200 (1.3049)

2.8135 (0.5216)

6.5245 (0.9994)

8.5279 (4.3509)

Tmax (h)

Median

0.333

0.333

0.583

0.4583

0.3333

0.5833

AUC0-t (h*mg/L)

Mean (SD)

28.405 (29.6554)

43.114 (21.7201)

170.261 (176.5502)

45.2515 (47.9476)

101.9423 (113.8636)

56.4783 (29.7341)

AUC0-∞ (h*mg/L)

Mean (SD)

14.426 (9.9368)

28.566 (12.7335)

310.104 (368.8912)

27.3255 (26.0003)

19.4597 (1.9367)

55.8364 (20.6792)

λz (1/h)

Mean (SD)

6.260 (6.1106)

4.862 (2.5096)

81.648 (107.5154)

0.1144 (0.1389)

0.1571 (0.1649)

0.1155 (0.1445)

t1/2 (h)

Mean (SD)

6.260 (6.1106)

4.862 (2.5096)

81.648 (107.5154)

11.3978 (13.3972)

2.2629 (0.1476)

8.4130 (8.0801)

MRT0-∞ (h)

Mean (SD)

7.956 (7.8214)

5.714 (2.7533)

196.187 (268.7298)

14.7852 (17.5298)

2.9775 (0.2253)

8.9927 (7.8506)

CL (L/h/kg)

Mean (SD)

0.011 (0.0075)

0.011 (0.0063)

0.004 (0.0052)

0.0079 (0.0054)

0.0129 (0.0014)

0.0079 (0.0027)

Vz (L/kg)

Mean (SD)

0.065 (0.0283)

0.059 (0.0076)

0.113 (0.0661)

0.0592 (0.0197)

0.0423 (0.0054)

0.0836 (0.0710)