Blue-Light Irradiation Regulates Proliferation and …
For UVA irradiation, we used a Sellas 4,000-W mercury arc lamp unit (Sellas Medizinische Geräte, Gevelsberg, Germany) emitting a UVA spectrum (340–410 nm) with a maximum intensity at 366 nm (84 mW/cm 2 at a distance of 250 mm). Growth determination
