Excitation/Emission Contributions 365 nm/440 nm 0.7 [live cells] + 0.15 [dead cells] + 0.15 [endospores] 590 nm/675 nm 0.5 [live cells] + 0.5 [dead cells] 635 nm/770 nm 0.5 [dead cells] + 0.5 [endospores] *assuming equal concentrations of live cells, dead cells, and spores

Table 1: Source of Contributions to Each Fluorescence Channel.