Table 1. Experimental setup.

Animal group	Kind of treatment	Duration of treatment	Observation period		n
			1 day	1 week
1	kINPen09	10 seconds	X		15
2	kINPen09	10 seconds		X	15
3	kINPen09	6 x 10 seconds	X		15
4	kINPen09	6 x 10 seconds		X	15
5	PS-MWM	10 seconds	X		15
6	PS-MWM	10 seconds		X	15
7	UV	8 seconds	X		15
8	UV	8 seconds		X	15
9	UV	48 seconds	X		15
10	UV	48 seconds		X	15
11	no treatment	-	X		15
12	no treatment	-		X	15

180 male B6C3F1-mice were divided into 12 groups: 6 experimental groups (1–6) and 6 control groups (7–12).