article xml uploaded. 6 September 2020 09:15 CEST, Update, -. article pdf uploaded. 6 September 2020 09:15 CEST, Version of Record, -The Demeditec Fish ELISA is based on the principle of the enzyme linked immunosorbent assay. An antibody directed against fish proteins is bound on the Fish collagen hydrolysate. Fish protein concentrates. Flax flour. Gelatin. Gelatin hydrolysate. Glutathione, reduced. Green shell mussel extract. Guar gum. Potential of plant-protein sources as fish meal substitutes in diets for turbot Available from canolacouncil.org/media/505116/david_maenz.pdf