title: Ring-shaped particle tumor marker offers promise in breast, lung, and other cancers.
mesh_terms: D014408:Biomarkers, Tumor / Q000032:analysis*; D001943:Breast Neoplasms / Q000737:chemistry*; D006801:Humans; D008175:Lung Neoplasms / Q000737:chemistry*; D046911:Macromolecular Substances
chemical_list: D014408:Biomarkers, Tumor; D046911:Macromolecular Substances