REDx™ HPV 16, HPV 18 and HPV 45 Positive control is formulated from whole human epithelial cells with and episomal HPV 16, 18 & 45 DNA and/or RNA presence. REDx™ HPV 16, 18 and 45 Positive Control can be utilized as an external control to monitor the entire process of HPV nucleic acid detection assays including extraction. purification, amplification and detection