Table 3. Concentrations and Amounts of DPV and TFV in Tissue after a 6 h Exposure to Single Entity or Combination Films^a.

	DPVb		TFV
	single entity	combination	single entity	combination
concn in tissue (μg/g)	14.21 ± 4.13 (n = 6)	31.03 ± 12.63 (n = 7)	33.88 ± 8.67 (n = 7)	34.92 ± 14.98 (n = 6)
amt in tissue (μg)	0.50 ± 0.22 (n = 6)	1.10 ± 0.28 (n = 7)	1.46 ± 0.53 (n = 7)	1.45 ± 0.75 (n = 6)

^aData presented as mean ± SD.

^bp < 0.05 (Student t test).