Patent ID: 8895516

Claim:
A saccharide of the formula: wherein: T is of the formula (A) or (B): n is integer from 1 to 100; each Z group is independently selected from —OH, —OAc, —OC(O)N(R 1 )-L-M or —OC(O)N(R 1 )-L-C(O)H; each Q group is independently selected from —OH, —OAc, —OC(O)N(R 1 )-L-M or —OC(O)N(R 1 )-L-C(O)H; W is selected from —OH, —OAc, —OC(O)N(R 1 )-L-M or —OC(O)N(R 1 )-L-C(O)H; V is —N(R 1 )-L-M or —N(R 1 )-L-C(O)H; wherein R 1 is selected from H or C 1 -C 6 alkyl, L is a C 1 -C 12 alkylene group and M is a masked aldehyde group, and provided that the saccharide comprises at least one moiety of the formula —N(R 1 )-L-M, —N(R 1 )-L-C(O)H, —OC(O)N(R 1 )-L-M or —OC(O)N(R 1 )-L-C(O)H.