Fig. 4From: Construction of ultrasonic nanobubbles carrying CAIX polypeptides to target carcinoma cells derived from various organsIn vitro targeting experiments of targeted and blank nanobubbles. a–c The binding of nanobubbles (black arrows) to 786-O cells. d–f The binding of nanobubbles (black arrows) to Hela cells. g–i The binding of nanobubbles to BxPC-3 cells. j The number of nanobubbles binding to the three types of tumor cells. *P < 0.05Back to article page