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. 2000 Apr;66(4):1393–1399. doi: 10.1128/aem.66.4.1393-1399.2000

FIG. 3.

FIG. 3

NMR spectra for NPM and NPMA. (a) The 1H NMR spectrum of NPM in d6-dimethyl sulfoxide (DMSO) at 400 MHz (DMSO reference at 2.50 ppm). (b) The 1H NMR spectrum of synthetic NPMA in K10 medium-D2O at 400 MHz. (c) 1H NMR of the product of detoxification of NPM by E. coli cells in D2O at 400 MHz.