Product Specification Purity Detail: Protein A affinity chromatography. Formulation: Liquid. Containing 0.1% sodium azide. Clone: 2A4 Isotype: Mouse IgG1 Immunogen: Cytokeratins isolated from cultured porcine kidney epithelial cells (LLC-PK). Specificity: Recognizes human, mouse, rat, pig cytokeratin proteins 8, 18 and 19 respectively. Detects bands of 52 kDa, 45 kDa and 40 kDa in Western Blot. Application: Immunocytochemistry Western Blot Shipping: SHIPPED ON BLUE ICE Long Term Storage: -20°C