Studies of damage of cultured keratinocytes showed that AM0 + AM1D filters achieved a severe cellular injury with 30 times lower doses that using the 81017 filter (0.065 J/cm2 UVB and 1.3 J/cm2 UVA vs. 3.2 J/cm2 UVB and 38 J/cm2 UVA). Our results support the requirement for ...