Fig. 7. Resonance Raman of as purified and reconstituted recombinant H. pylori Nfu.

Spectra were recorded at 17 K using 457.9-nm laser excitation. Each spectrum is the sum of 100 scans, with each scan involving counting photons for 1 s every 0.5 cm⁻¹ with 7 cm⁻¹ spectral resolution. Bands resulting from the frozen buffer solution have been subtracted from both spectra.