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. 2023 Aug 16;196(1):1–15. doi: 10.1093/toxsci/kfad081

Table 2.

Distribution of 14C-OMC after application to human skin (% Mean and standard deviation [SD])

Test Item OMC
Six conditions: application terminated at: 30 min
1 h
2 h
4 h
8 h
24 h
n = 5
n = 5
n = 5
n = 5
n = 5
n = 12
Mean SD Mean SD Mean SD Mean SD Mean SD Mean SD
Total strips (1–20) 0.51 0.14 0.30 0.13 0.73 0.20 0.37 0.21 0.50 0.18 0.41 0.17
Skin excessa 91.04 3.62 112.02 5.78 89.22 6.47 100.26 10.39 113.76 7.10 100.26 10.53
Epidermis 0.07 0.02 0.04 0.02 0.06 0.03 0.05 0.02 0.10 0.09 0.21 0.16
Dermis 0.004 0.01 0.01 0.01 0.005 0.01 0.01 0.01 0.01 0.01 0.02 0.01
Receptor fluid 0.02 0.05 0.003 0.01 0.04 0.02 0.06 0.04 0.09 0.05 0.06 0.08
Dermal deliveryb 0.10 0.05 0.06 0.03 0.11 0.06 0.12 0.05 0.20 0.14 0.28 0.17
Total recovery 91.65 3.64 112.38 5.74 90.06 6.29 100.75 10.47 114.46 6.85 100.96 10.56
a

Skin excess corresponds to: Washing + Donor compartment rinsing + Remaining skin.

b

Dermal delivery is Epidermis + Dermis + Receptor fluid according to SCCS Notes of Guidance.