作者: Timothy W. Jacobs , Allen M. Gown , Hadi Yaziji , Melissa J. Barnes , Stuart J. Schnitt
DOI: 10.1200/JCO.1999.17.7.1974
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摘要: PURPOSE: To compare fluorescence in situ hybridization (FISH) and immunohistochemistry (IHC) the determination of HER-2/neu status breast cancers. MATERIALS AND METHODS: FISH IHC for were performed on formalin-fixed paraffin sections 100 consecutive invasive was at Beth Israel Deaconess Medical Center, Boston, MA, using Oncor/Ventana INFORM kit (Ventana Systems, Tucson, AZ; formerly sold by Oncor, Inc, Gaithersburg, MD) a laboratory certified as proficient this procedure. PhenoPath Laboratories, Seattle, WA, polyclonal antibody to protein. analyzed blinded fashion, results then compared. Procedure interpretation times reagent costs also RESULTS: amplified 26% cases, 23% HER-2/neu–positive IHC. FISHand both assessable 90 cases. Concordance between results...