TS-040289 — Three-way junction nanoparticles for delivery of tamoxifen and other therapeutics directly to tumor cells.
Most breast cancers express estrogen receptor alpha (ER α) and antagonists of ER α drugs, such as tamoxifen, have been widely used for their treatment. Unfortunately, up to half of all ER α -positive tumors have intrinsic or acquired endocrine therapy resistance. Recent studies b…