Excitation/Emission   Contribution UV (Ex 365 nm/Em 440 nm) 0.7 [live cells]+0.15 [dead cells] 0.15 [spores] amber (Ex 590 nm/Em 675 nm) 0.5 [live cells]+0.5 [dead cells] red (Ex 635 nm/Em 770 nm) 0.5 [dead cells]+0.5 [spores]

Table 1: Sources of contributions to intrinsic fluorescence signatures [13].