STING1 and breast carcinoma: Compared to conventional liposomes, LNDs demonstrated superior tumor penetration and facilitated effective intracellular delivery of STING agonists.[39] Notably, a single dose of LND‐CDNs was sufficient to activate STING and induce robust antitumor immunity across various cancer models, including the aggressive orthotopic 4T1 breast cancer and MC38 colorectal cancer models.