Table 1.

Pooled data of cell viability in HaCaT and fibroblast cells at 24 and 48 h after the application of 41.2 J/cm${}^2$. Data are expressed as mean and SD (in brackets), two-sample two-tailed t-test.

Sample	% of Viable Cells in Ctrl (Not Irradiated Cells)	% of Viable Cells in Irradiated Cells (41.2 J/cm${}^2$ Applied)	p Value
HaCaT 24 h	224.25 (89.64)	126.42 (100.64)	<0.001
HaCaT 48 h	189.35 (104.80)	61.42 (44.86)	<0.001
Fibroblast 24 h	93.20 (20.05)	44.38 (21.84)	<0.001
Fibroblast 48 h	39.52 (17.08)	38.65 (16.51)	0.778