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. 2011 Sep 30;6(9):e25573. doi: 10.1371/journal.pone.0025573

Table 1. Tellurite exposure results in augmented NADPH levels in E. coli.

Treatment
Cofactor Control K2TeO3 (2 µM) Menadione (100 µM)
NADPHa 119.1±1.4 151.0±6.6* 155.2±9.1*
NADP+ 46.9±7.8 47.7±5.0 44.4±6.9
NADH 53.0±3.1 27.0±4.9* 22.3±2.1*
NAD+ 48.4±0.4 43.9±6.4 55.0±2.3
a

NADP(H) (nmol mg prot−1) and NAD(H) (mmol mg prot−1) concentration in E. coli BW25113 extracts was determined spectrophotometrically at 340 nm as described in Methods. Values are the mean of 3 independent trials ± SD.

*P≤0.05 as compared to controls.