Poly(L-aspartic acid)-PEG-COOH

Poly(L-aspartic acid)-PEG-NH2

Poly(L-aspartic acid)-PEG-Poly(L-Glutamic acid)

Poly(L-aspartic acid)-PEG-M

Poly(L-Glutamic acid)-PEG-Folic acid

Poly(L-Glutamic acid)-PEG-SH

Poly(L-Glutamic acid)-PEG-N3

Poly(L-Glutamic acid)-PEG-NHS

Poly(L-Glutamic acid)-PEG-MAL

Poly(L-Glutamic acid)-PEG-COOH

Poly(L-Glutamic acid)-PEG-NH2

Poly(L-Glutamic acid)-PEG-M

Poly(L-Glutamic acid)-PEG-Poly(L-Glutamic acid)

Poly(L-lysine)-PEG-Folic acid

Poly(L-lysine)-PEG-SH

Poly(L-lysine)-PEG-N3