Xin Chen, Lei Hong, Xian You, Yali Wang, Gang Zou, Wei Sua and Qijin Zhang
Herein, photo-controlled inclusion and exclusion reaction of azobenzene-containing polydiacetylene vesicles with α-cyclodextrin were used to act as driving force to induce chromatic transition of PDA vesicles, which provided a novel model system that combines photochemistry and host–guest chemistry for a photo-stimulus-responsive vesicle.