Case Report
Copyright ©2013 Baishideng Publishing Group Co.
World J Gastroenterol. May 7, 2013; 19(17): 2718-2722
Published online May 7, 2013. doi: 10.3748/wjg.v19.i17.2718
Figure 3
Figure 3 Electron spin resonance of Qing Dai. Representative electron spin resonance spectra of CYPMPO-OH (for hydroxyl radical determination) obtained by the addition of solvent control or an ethanol extract of Qing Dai at a concentration of 25 μg/mL. The test was repeated in five independent trials, and a representative result is presented.