Fig. 1: Design of the superassembled nanorobot for the treatment of TNBC spinal bone metastasis with stiff stroma.

Schematic illustration of the site-selective superassemble process of UHHTN nanorobots and the process of TNBC treatment with UHHTN nanorobots mainly including transvascular penetration, TSM remodeling, deep tumor penetration, and active cellular internalization.