Multivalent targeting and killing of HER2 overexpressing breast carcinoma cells with methotrexate-encapsulated tetra-specific non-overlapping variable domain heavy chain anti-HER2 antibody-PEG-liposomes: In vitro proof-of-concept
Keywords: Heavy chain antibodies; HER2; Immuno-PEG-liposome; Methotrexate; Oligoclonal VHH; Targeted drug delivery;