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. 2021 Oct 22;11:768222. doi: 10.3389/fonc.2021.768222

Figure 1.

Figure 1

The sonography and microscopy observation of the tumor-bearing mouse spleen. (A) The two-dimensional and color Doppler flow images of the tumor-bearing mouse spleen (shown in blue arrows) with a small animal ultrasound system (Vevo2100, USA). (B) The two-dimensional and contrast-enhanced ultrasound sonography on the diagnostic–therapeutic ultrasonic apparatus VINNO 70 (VINNO Technology Co. Ltd, Suzhou, China). The region of interest (ROI) is shown by the orange box. Respective H&E-dyed slice observation of the tumor-bearing mice instantly and 24 h after ultrasound-targeted microbubble destruction (UTMD) treatment in treated (C) and control (D) groups.