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Table 1 Amount of wound exudate and concentration of total protein and selected MMP’s in wound exudate collected 2, 5 and 8 days after a standardized punch biopsy, with and without exposure to probiotic supplements

From: Probiotic supplements containing Lactobacillus reuteri does not affect the levels of matrix metalloproteinases and interferons in oral wound healing

Variables Day 2 Day 5 Day 8
Wound exudate, µL
 Test 2.01 (0.54) 1.05 (0.46) 0.40 (0.29)
 Placebo 2.00 (0.65) 0.99 (0.80) 0.34 (0.21)
Total protein, mg/mL
 Test 1.50 (0.22) 0.53 (0.18) 0.30 (0.13)
 Placebo 1.84 (0.28) 0.52 (0.06) 0.22 (0.04)
MMP-1, pg/mL ×103
 Test 3.51 (2.47) 3.05 (5.31) 0.86 (1.38)
 Placebo 3.90 (3.84) 3.93 (4.77) 2.17 (5.85)
MMP-2, pg/mL ×103
 Test 1.64 (0.75) 0.51 (0.56) 0.04 (0.06)
 Placebo 1.57 (1.43) 0.76 (0.92) 0.19 (0.48)
MMP-3, pg/mL ×103
 Test 1.06 (0.71) 0.67 (0.44) 0.16 (0.21)
 Placebo 1.33 (1.02) 0.73 (0.62) 0.43 (1.20)
  1. Values denote mean and standard deviation (SD)