ECM	Extracellular matrix
FN	Fibronectin
RGD	Arginine-Glycine-Aspartic acid
PHSRN	Proline-Histidine-Serine-Arginine- asparagine
CMAT	Colored Multi affinity tag
HIS	Histidine
GST	Glutathion S-transferase
E. coli	Escherichia coli
SDS-PAGE	sodium dodecyl sulfate polyacrylamide gel electrophoresis
ELISA	enzyme-linked immobilization assay
hGF	Human Gingival fibroblasts