A method 4 wherein the insoluble fibrous protein is selected from {HEAD ~ the group} consisting of collagen, keratin, fibrin, {TAIL ~ elastin}, and mixtures thereof 
A method 4 wherein the insoluble fibrous protein is selected from { HEAD ~ the group } consisting of collagen , keratin , fibrin , { TAIL ~ elastin } , and mixtures thereof
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH