Fig. 1From: Enhancement of anti-tumor effects of 5-fluorouracil on hepatocellular carcinoma by low-intensity ultrasoundSchematic diagram of low-intensity ultrasound device and the experimental setup. The tone-burst ultrasonic transducer (1.1Â MHz center frequency, 10Â % duty factor, 100Â Hz pulse repetition rate) for the in vitro (a) and in vivo (b) experimentsBack to article page