Exploring Airway Diseases by NMR-Based Metabonomics: A Review of Application to Exhaled Breath Condensate

Figure 1

Metabonomics of EBC using NMR. The exhaled breath is cooled in (a), then transferred into the NMR tube (0.5–0.7 mL) (b) and put in the spectrometer (c) to collect the spectra (d).