Original Articles
Copyright ©2009 The WJG Press and Baishideng.
World J Gastroenterol. Jun 28, 2009; 15(24): 2995-3002
Published online Jun 28, 2009. doi: 10.3748/wjg.15.2995
Figure 1
Figure 1 Shape of As2O3/Fe2O3 observed under TEM.
Figure 2
Figure 2 EDS results of As2O3/Fe2O3.
Figure 3
Figure 3 Thermodynamic test. A: Various doses of Fe2O3; B: The concentration of Fe2O3 is 5 g/L.
Figure 4
Figure 4 Inverted microscopy of SMMC-7721 cells treated by different methods. A: Negative control group; B: As2O3 (5 &mgr;mol/L) group; C: Fe2O3; D: As2O3/Fe2O3 group; E: Fe2O3 combined with MFH group; F: As2O3/Fe2O3 combined with MFH group (× 200).
Figure 5
Figure 5 Results of MTT assay of SMMC-7721 cells treated with Fe2O3 and As2O3/Fe2O3 combined with MFH. 1: Negative control; 2: Positive control; 3: MFH alone; 4: Fe2O3 (5 g/L); 5: As2O3/Fe2O3 (5 g/L); 6: As2O3 (5 &mgr;mol/L); 7: Fe2O3 (5 g/L) combined with MFH; 8: As2O3/Fe2O3 (5 g/L) combined with MFH. (bP < 0.01 vs negative group).
Figure 6
Figure 6 Morphological changes of tumors from tumor-bearing nude mice treated by various methods. 1: Control; 2: As2O3; 3: Fe2O3; 4: As2O3/Fe2O3; 5: Fe2O3 combined with MFH; 6: As2O3/Fe2O3 combined with MFH.