Cavitation-Enhanced Delivery of the Nanomaterial Graphene Oxide-Doxorubicin to Hepatic Tumors in Nude Mice Using 20 kHz Low-Frequency Ultrasound and Microbubbles

Figure 8

TEM of blood vessels and tumor cells (red arrow: blood vessel rupture area; blue arrow: GO-DOX sheet; red curved arrow: cell apoptosis).