AMSBIO provides a wide range of Formalin-Fixed Paraffin-Embedded (FFPE)Â Cell Pellets & Slides. Available in several formats including slides, scrolls, whole FFPE blocks, and arrays, these reference standards are an invaluable tool for immunohistochemistry (IHC), in situ hybridization, and next generation sequencing applications. Based on a proprietary manufacturing process, this range of cell line standards are of the highest quality and exhibit exceptional consistency between slides. Our FFPE cell line controls are supplied in ready to use formats or can be tailor made to suit your workflow.