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. Author manuscript; available in PMC: 2011 May 4.
Published in final edited form as: Adv Mater. 2010 May 4;22(17):1946–1953. doi: 10.1002/adma.200903908

Table 1.

Binding affinity of d-mannose on Au NPs with Con A. Au NPs were functionalized with PFPA–thiol before d-mannose was coupled.

PFPA–thiol Spacer Kd [nm]
1 CH2CH2 19 ± 2.2
2 CH2(CH2)4CH2 15 ± 2.0
3 CH2(CH2)9CH2 5.3 ± 0.72
4 CH2(CH2)9CH2(OCH2CH2)4 0.43 ± 0.044