The DNA assay data xlsx file contains the raw data for the DNA content analysis, the hydroxyproline assay data xlsx file contains the raw data for the hydroxyproline content analysis. The decell porcine, decell human and fresh porcine mechanical test data xlsx files contain the raw data collected during unixial tensile testing and shows all the stress strain curves. The Histology images zip folder contains images of sections of fresh and decellularised porcine dermis stained with H&E, DAPi and Sirius red/ Millers. The Immunohistochemistry images zip folder contains images of sections of fresh and decellularised poricne dermis stained with antibodies to collagen IV and laminin The alpha gal images zip file contains images of fresh and decellularised porcine dermis stained with the GSL-Lectin for alpha Gal and appropriate controls.