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        ©2014 Baishideng Publishing Group Co.
    
    
        World J Gastrointest Endosc. Apr 16, 2014; 6(4): 121-127
Published online Apr 16, 2014. doi: 10.4253/wjge.v6.i4.121
Published online Apr 16, 2014. doi: 10.4253/wjge.v6.i4.121
            Table 1 Contrast agents for ultrasonography[7]
        
    | Contrast agent | Composition | Manufacturer | 
| First generation | ||
| Albunex | 5% Sonicated serum albumin with stabilized microbubbles | Mallinckrodt | 
| Echovist (SHU 454) | Standardized microbubbles with galactose shell | Schering | 
| Levovist (SHU 508) | Stabilized, standardized microbubbles with galactose, 0.1% palmitic acid shell | Schering | 
| Myomap | Albumin shell | Quadrant | 
| Qantison | Albumin shell | Quadrant | 
| Sonavist | Cyanoacrylate shell | Schering | 
| Second generation | ||
| Definity/luminity | C3F8 with lipid stabilizer shell | Bristol-Myers Squibb Medical Imaging | 
| Sonazoid | C4F10 with lipid stabilizer shell | GE Healthcare | 
| Imagent-Imavist | C6F14 with lipid stabilizer shell | Alliance | 
| Optison | C3F8 with denatured human albumin shell | GE Healthcare | 
| Bisphere/cardiosphere | Polylactide-coglycolide shell with albumin overcoat | Commercially unavailable | 
| SonoVue | SF6 gas with lipid stabilizer shell | Bracco | 
| AI700/imagify | C4F10 gas core stabilized with polymer shell | Acusphere | 
| Third generation | ||
| Echogen | Dodecafluoropentane (DDFP) liquid in phase shift colloid emulsion | Sonus Pharmaceuticals | 
- Citation: Yip HC, Teoh AYB, Chong CCN, Lau JYW. Current status and future applications of contrast-enhanced endoscopic ultrasonography. World J Gastrointest Endosc 2014; 6(4): 121-127
 - URL: https://www.wjgnet.com/1948-5190/full/v6/i4/121.htm
 - DOI: https://dx.doi.org/10.4253/wjge.v6.i4.121
 
