AAm	acrylamide
Alg	sodium alginate
APS	ammonium peroxodisulfate
BBS	borate buffered solution
BSA	bovine serum albumin
EDC	1-ethyl-3-(3-dimethylaminopropyl)carbodiimide
EDA	ethylene diamine
GMA	glycidyl methacrylate
HOBT	1-hydroxybenzotriazol
HELF	Human embryonic lung fibroblasts
HMSCs	Human mesenchymal stem cells
MBAAm	N,N′-methylene-bis-acrylamide
PLA	poly(lactic acid)
PLLA	poly(l-lactic acid)
PDLLA	poly(d,l-lactic acid)
PLA-PAAm	PLA-based film the surface of which is modified by PAAm
PLA-Alg	PLA-based film the surface of which is modified by Alg
SDS	sodium dodecyl sulfate
TNBS	2,4,6-trinitrobenzenesulfonic acid
PBS	phosphate buffered solution