Table 1.

Wavebands associated with key molecular events in UV-exposed tissue.

Molecular event	Causative wavebands (peak wavelength)
CPD	UVB (300) (63)
8-MOP photoadducts	UVA (329 nm), (64)
ROS production	UVA, UVA-1, PUVA (5)
Urocanic acid isomerization	UVB (280–310 nm) (65, 66)
Vitamin D synthesis	UVB (297 nm) (67)
PAF and PAF-like molecules	UVB, UVA, PUVA (32, 68)
Inflammasome activation	UVB (1)