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