Tags: #fad-1338 pH-Dependent #fad-1338 Flavin #fad-1338 Adenine #fad-1338 Dinucleotide #fad-1338 and #fad-1338 Nicotinamide #fad-1338 Adenine #fad-1338 #fad-1338 Dinucleotide #fad-1338 Ultraviolet #fad-1338 Resonance #fad-1338 Raman #fad-1338 (UVRR) #fad-1338 Spectra #fad-1338 at #fad-1338 Intracellular #fad-1338 #fad-1338 Concentration