title: Assessment of PTEN and PI3K status in primary breast cancer and corresponding metastases: is it worthwhile?
authors.forename: Michelangelo
authors.initials: M
authors.lastname: Russillo
authors.forename: Anna
authors.initials: A
authors.lastname: Di Benedetto
authors.forename: Giulio
authors.initials: G
authors.lastname: Metro
authors.forename: Gianluigi
authors.initials: G
authors.lastname: Ferretti
authors.forename: Paola
authors.initials: P
authors.lastname: Papaldo
authors.forename: Francesco
authors.initials: F
authors.lastname: Cognetti
authors.forename: Marcella
authors.initials: M
authors.lastname: Mottolese
authors.forename: Alessandra
authors.initials: A
authors.lastname: Fabi
mesh_terms: D000911:Antibodies, Monoclonal / Q000494:pharmacology*; D061067:Antibodies, Monoclonal, Humanized; D000970:Antineoplastic Agents / Q000494:pharmacology*; D015415:Biomarkers; D001943:Breast Neoplasms / Q000188:drug therapy* / Q000201:enzymology; D019008:Drug Resistance, Neoplasm; D005260:Female; D006801:Humans; D000077341:Lapatinib; D051059:PTEN Phosphohydrolase / Q000378:metabolism*; D019869:Phosphatidylinositol 3-Kinases / Q000378:metabolism*; D011799:Quinazolines / Q000494:pharmacology*; D000068878:Trastuzumab
chemical_list: D000911:Antibodies, Monoclonal; D061067:Antibodies, Monoclonal, Humanized; D000970:Antineoplastic Agents; D015415:Biomarkers; D011799:Quinazolines; D000077341:Lapatinib; D019869:Phosphatidylinositol 3-Kinases; D051059:PTEN Phosphohydrolase; C494929:PTEN protein, human; D000068878:Trastuzumab