title: The immunohistochemically "ER-negative, PR-negative, HER2-negative, CK5/6-negative, and HER1-negative" subgroup is not a surrogate for the normal-like subtype in breast cancer.
authors.forename: Ke-Da
authors.initials: KD
authors.lastname: Yu
authors.forename: Zhen-Zhou
authors.initials: ZZ
authors.lastname: Shen
authors.forename: Zhi-Ming
authors.initials: ZM
authors.lastname: Shao
mesh_terms: D014408:Biomarkers, Tumor / Q000032:analysis*; D001943:Breast Neoplasms / Q000145:classification* / Q000235:genetics / Q000378:metabolism; D066246:ErbB Receptors / Q000096:biosynthesis / Q000235:genetics; D005260:Female; D015870:Gene Expression; D020869:Gene Expression Profiling; D006801:Humans; D007150:Immunohistochemistry; D053555:Keratin-5 / Q000096:biosynthesis / Q000235:genetics; D053553:Keratin-6 / Q000096:biosynthesis / Q000235:genetics; D018719:Erb-b2 Receptor Tyrosine Kinases / Q000096:biosynthesis / Q000235:genetics; D011960:Receptors, Estrogen / Q000096:biosynthesis / Q000235:genetics; D011980:Receptors, Progesterone / Q000096:biosynthesis / Q000235:genetics
chemical_list: D014408:Biomarkers, Tumor; D066246:ErbB Receptors; D053555:Keratin-5; D053553:Keratin-6; D018719:Erb-b2 Receptor Tyrosine Kinases; D011960:Receptors, Estrogen; D011980:Receptors, Progesterone; C512478:EGFR protein, human