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Table 2 Dentinal permeability measurements (Lp; mean ± s.d.) of different desensitizing agents, before and after treatments

From: Effectiveness and cytotoxicity of two desensitizing agents: a dentin permeability measurement and dentin barrier testing in vitro study

Group

Permeability (Lp, µL•min−1•cm−2•cm H2O−1)

Relative Lp values (percentage of baseline Lp)

Perfusion fluid

Baseline†

Treatments‡

Post-treatment (AS)‡

Treatments

Post-treatment (AS)

Group 1 (n = 6)

0.155 ± 0.127

0.173 ± 0.161

n/a

107 ± 28

n/a

Deionized water

Group 2 (n = 6)

0.188 ± 0.132

0.043 ± 0.049

n/a

18 ± 17

n/a

2% bovine serum albumin

Group 3 (n = 6)

0.279 ± 0.163

0.081 ± 0.066

0.110 ± 0.088

25 ± 17

53 ± 42

Deionized water

  1. All values are expressed as means ± standard deviations
  2. †For each specimen, the mean of two measurements was taken
  3. ‡For each specimen, the first measurement data within 20 min was taken