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Table 1 Decay rate constants observed for B. ovatus

From: Persistence of Bacteroides ovatus under simulated sunlight irradiation

Condition k obs in hr-1for low salinity water (half-life in h) k obs in hr-1for high salinity water (half-life in h)
Phosphate buffer irradiated by UVA and visible light 4.1 ± 2.0 Not available
(0.21 ± 0.12)
Phosphate buffer irradiated by full spectrum 9.1 ± 1.0 3.3± 0.4
(0.08 ± 0.009) (0.21 ± 0.02)
Phosphate buffer dark control 0.08 ± 0.04 -0.01 ± 0.04
(9.17 ± 3.28) (4% increase)*
Phosphate buffer and NaNO2 irradiated by full spectrum 6.7 ± 1.7 4.2 ± 0.3
(0.11 ± 0.02) (0.17 ± 0.01)
Phosphate buffer and NaNO2 dark control 0.06 ± 0.04 0.02 ± 0.01
(12.84 ± 7.18) (34.12 ± 17.5)
AOM solution irradiated by full spectrum 2.1 ± 0.3 4.0 ± 1.2
(0.34 ± 0.05) (0.19 ± 0.04)
AOM solution dark control -0.02 ± 0.04 0.04 ± 0.01
(7% increase)* (16.18 ± 0.19)
NaNO2 AOM solution irradiated by full spectrum 4.7 ± 1.9 7.0 ± 2.0
(0.17 ± 0.05) (0.1 ± 0.03)
NaNO2 AOM solution dark control -0.05 ± 0.08 -0.03 ± 0.02
(36% increase)* (9% increase)*
  1. *Half-life could not be calculated due to the increase in biomass, therefore the percentage of growth was calculated. Data were corrected for light screening. Kinetic data are also plotted in Additional file 1: Figure S1.