Table 1: Treatment conditions for each group.

Group

Treatment

Time

1

None

None

2

0.2% CHX solution

10 min

3

6 mA Plasma

2 min

4

5 min

5

10 min

6

8 mA Plasma

2min

7

5 min

8

10 min

9

6mA plasma 2 min+ 0.2% CHX 10 min

10

8mA plasma 5 min+ 0.2% CHX 10 min