Table 5.
Disposition of radioactivity 72 h following a single dermal application of [14C]triclocarban in rats and micea
Sample | Percent of Dose Recovered | |||||
---|---|---|---|---|---|---|
Male ratb (1.5%, 7.5 mg/kg) |
Male ratb
(3%, 15 mg/kg) |
Female ratb (1.5%, 7.5 mg/kg) |
Male ratc (3%, 15 mg/kg) |
Male mouseb (1.5%, 18.75 mg/kg) |
Female mouseb
(1.5%, 18.75 mg/kg) |
|
Urine | 0.12 ± 0.03 | 0.012 ± 0.014 | 0.04 ± 0.01 | 12.3 ± 0.8 | 1.00 ± 0.70 | 0.75 ± 0.59 |
Feces | 0.12 ± 0.03 | 0.079 ± 0.057 | 0.042 ± 0.013 | 46.8 ± 5.7 | 1.56 ± 1.88 | 0.96 ± 0.86 |
GI Tract Contents | 0.10 ± 0.02 | 0.02 ± 0.02 | 0.03 ± 0.02 | 2.97 ± 0.63 | 0.26 ± 0.24 | 0.09 ± 0.08 |
Tissues | 0.031 ± 0.006 | 0.009 ± 0.009 | 0.013 ± 0.009 | 0.52 ± 0.11 | 0.09 ± 0.07 | 0.11 ± 0.14 |
Total Absorbed Dosed | 0.37± 0.09 | 0.12 ± 0.10 | 0.13 ± 0.05 | 65.6 ± 8.59 | 2.91 ± 2.87 | 1.90 ± 1.49 |
Dose Site Skine | 40.1 ± 2.67 | 24.3 ± 5.95 | 26.6 ± 10.0 | 7.48 ± 3.60 | 3.79 ± 1.60 | 1.99 ± 0.59 |
Total Unabsorbed Dosef | 43.6 ± 3.2 | 72.3 ± 10.1 | 61.9 ± 10.1 | 7.8 ± 1.10 | 77.3 ± 4.7 | 82.2 ± 2.50 |
Total Dose Recovered | 84.1 ± 3.12 | 96.7 ± 4.21 | 88.6 ± 1.95 | 80.8 ± 6.46 | 84.0 ± 3.00 | 86.1 ± 3.53 |
Mean ± SD for 4 animals
Covered dose site
Uncovered dose site
Total absorbed dose is the total administered dose recovered in excreta and tissues
Dose at dose site skin after removing the unabsorbed dose by washing the dose site
Total unabsorbed dose is the total administered dose recovered in dose site wipes, dose site rinses, and dermal appliance (in covered groups only).