The compositions can be polymerized in the presence of dissolvable particles such as inorganic salts and {HEAD ~ proteinaceous materials} to provide {TAIL ~ a porous polymer network} 
The compositions can be polymerized in the presence of dissolvable particles such as inorganic salts and { HEAD ~ proteinaceous materials } to provide { TAIL ~ a porous polymer network }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL