Description_x000D_ General description_x000D_ ERBB2 (erb-b2 receptor tyrosine kinase 2) is a tyrosine kinase receptor that belongs to the ErbB family. It is also known as human epidermal growth factor receptor 2 (HER2)/Neu and is located on human chromosome 17q12. The human ErbB2 (epidermal factor growth factor receptor 2) ELISA (enzyme-linked immunosorbent assay) kit is an in vitro enzyme-linked immunosorbent assay for the quantitative measurement of human ErbB2 in serum, plasma, cell culture supernatants and urine._x000D_ Immunogen_x000D_ Recombinant Human ErbB2 / HER2_x000D_ Application_x000D_ For research use only. Not for use in diagnostic procedures._x000D_ Please refer to the attached General ELISA KIT Procedure (sandwich, competitive & Indirect ELISA)_x000D_ Biochem/physiol Actions_x000D_ ERBB2 (erb-b2 receptor tyrosine kinase 2) is considered as a therapeutic target in breast cancer. It controls the concentration of intracellular calcium in SKBR3 (breast cancer cell line) cells._x000D_ Other Notes_x000D_ A sample Certificate of Analysis is available for this product._x000D_ Please type the word sample in the text box provided for lot number.