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For in Vitro Diagnostic Use: QCS HER2 ImmunoControls, are intended for a laboratory to control semi-quantitative immunohistochemistry using different HER2/neu antibodies. Each QCS HER2 control slide contains four control sections prepared from breast cancer ccll lines that represent different levels of Her-2/neu protein expression. The cells are formalin-fixed and paraffin-embedded. These controls ensure that performance of immunohistochemical staining is consistent in one laboratory over time and also aids in correlation with the results of other laboratories.

QCS HER2 ImmunoControls: This product provides appropriate control for semi-quantitative immunohistochemistry using polyclonal or monoclonal HER2/neu antibodies. Each slide contains four control sections prepared from breast cancer cell lines that represent different levels of Her-2/neu protein expression (-, 1+, 2+, 3+). These cells are formalin-fixed and paraffin-embedded, the slide is positively charged.