HER2/ER/PR IHControls® - Level H are immunostaining positive controls for diagnostic immunohistochemistry laboratories. The same immunohistochemical reaction that occurs on a tissue or cellular sample also occurs on the HER2/ER/PR IHControls® microbead. As a result of immunostaining, the microbead bearing the analyte turns the same color as cells expressing the analyte.
A material which is used to verify the performance of an assay intended to be used for the qualitative and/or quantitative detection of c-erbB2 oncoprotein, also known as Her2 or neu oncoprotein, in a clinical specimen.