Oleg Sapozhnikov and Vera Khokhlova attended the International Conference on Biofabrication (Biofabrication 2017) in Beijing, China, in October 15-18, 2017. Recent results obtained in collaboration with our colleagues from 3D Bioprinting Solutions and the University of Washington were presented. Oleg Sapozhnikov  presented a paper on levitation of tissue spheroids in a liquid using ultrasonic fields for scaffold-free bioprinting. Vera Khokhlova gave a talk on the use of high intensity focused ultrasound for decellularization of liver and kidney in vivo.