Figure 1From: 1H-NMR based metabonomic profiling of human esophageal cancer tissue600.13Â MHz CPMG 1H-NMR spectra of tissue specimens from esophageal cancer patients and normal mucosae. A: normal mucosae, B: esophageal cancer. The grey region represents the detailed spectra between 2 and 4.5Â ppm of normal mucosae and esophageal cancer.Back to article page