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. Author manuscript; available in PMC: 2013 Aug 21.
Published in final edited form as: Adv Funct Mater. 2012 Apr 25;22(15):3239–3246. doi: 10.1002/adfm.201102664

Table 2.

((SPR analysis of the association rate (ka) and the dissociation rate (kd) of PHEA-g-C18 modified with varying DSPEG and DSRGD over the model cell membrane assembled with lipid molecules and αvβ3 integrins.))

DSPEG [mol%] DSRGD [mol%] Association rate ka [M−1s−1] Dissociation rate kd [s−1] Binding RU
0.5 0 446 3.38×10−3 16
0.5 528 2.87×10−3 58
1 0 205 5.03×10−3 48
0.5 810 1.19×10−3 123
1 751 1.01×10−5 193