Table 2. Optimal Exposure of 100 or 300 Seconds for Maximum Effect In Vitro .

Cell Type	Result	Wavelength, nm	Reference
E. coli, S. aureus	Proliferation	467	‎61
Hippocampus	Epileptiform activity	488	‎62
Fibroblasts	Proliferation	633	‎63
Fibroblasts	Increase of Ca2+concentration	633	64‎,‎65
Keratinocytes	Increase of IL-1α and IL-8 production and mRNA expression	633	‎66
Macrophages	Proliferation	633	‎67
Fibroblasts, E. coli	Proliferation	660	‎68
Human neutrophils	Increase of Ca2+concentration in cytosol	812	‎69
Cells of human buccal epithelium	Proliferation	812	‎70
E. coli	Proliferation	890	‎58
Myoblasts C2C12	Proliferation, viability	660, 780	‎71
HeLa	Mitotic activity	633, 658, 785	‎72
E. coli	Proliferation	633, 1064, 1286	‎59