Prospective Study
Copyright ©The Author(s) 2015.
World J Gastroenterol. Apr 14, 2015; 21(14): 4275-4283
Published online Apr 14, 2015. doi: 10.3748/wjg.v21.i14.4275
Figure 1
Figure 1 Fourier transform infrared spectrometer spectra of chemical groups of pure dextran (a), pure dextran coated ultrasmall superparamagnetic iron oxide nanoparticles (b), and oxidized dextran coated ultrasmall superparamagnetic iron oxide nanoparticles (c). The peak of 1615 indicates carboxylate groups (dot line).