US-responsive lipid and polymer microbubbles
(A) Magnetic DOX-ML-MBs. (i–iii) Schematic illustrations of the DOX-ML-MB (i), DOX-loaded magnetic liposomes (ii), and the covalent linkages between liposomes and microbubbles (iii). (iv) Confocal overlay image of DOX-ML-MBs.80 Copyright 2020, American Chemical Society.
(B) US-responsive microfluidic Gem-H2S-UDMs. (i) The microfluidic fabrication process of the microbubbles. (ii) Optical images of the Gem-H2S-UDMs. (iii) Fluorescent dye-loaded microbubbles. (iv) The Gem-H2S-UDM response to the hyperthermia caused by US.81 Copyright 2021, Wiley-VCH.