Fig 5. Δ5-sterol, stanol, stanone (A, C, E) and bile acid contents (B, D, F) of the archaeological soil samples from the sites Dormagen, Inden, and Düren-Arnoldsweiler (real replicates: n = 1).
The dashed lines mark the limits of quantification. ILCA = isolithocholic acid, LCA = lithocholic acid, DCA = deoxycholic acid, CDCA = chenodeoxycholic acid, HDCA = hyodeoxycholic acid, UDCA = ursodeoxycholic acid; Legend of each site presented in Figs 5A, C, and E, respectively.