Research Article

[Retracted] Ultrasonic Imaging of Carotid Inflammatory Plaque with Superparamagnetic Nanoparticles

Figure 2

The effect of in vitro ultrasound imaging. (a) The effect of different concentrations of SPION contrast agent on longitudinal section ultrasound imaging of latex tube. (b) The correlation between different concentrations of SPION contrast agent and the intensity of ultrasound grayscale video.
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(b)