bacteria-based microrobot for carrier nanodrugs or nanomedicine

purple circle sphere blue bead nanobeads nanotechnology bacteria encapsulated robot microbeads based delivery drug drugs encapsulation biocompatible biodegradable biomedical medical engineering future isolated micro microbes anticancer bacteria-based microrobot rendering nanomedicine carrier nanorobot nanobeads nanotechnology bacteria encapsulated robot microbeads based delivery drug drugs encapsulation biocompatible biodegradable biomedical engineering future isolated micro system microbes microorganism microstructure science technology therapeutic 3d