PEG modified Au nanorods

PEG modified Au nanorods（3.7）Carboxyl end

PEG modified Au nanorods

PEG modified Au nanorods

PEG modified Au nanorods（4.3）Carboxyl end

PEG modified Au nanorods

PEG modified Au nanorods

PEG modified Au nanorods（2.0）Carboxyl end

PEG modified Au nanorods

PEG modified Au nanorods

PEG modified Au nanorods（2.5）Carboxyl end

PEG modified Au nanorods

PEG modified Au nanorods

PEG modified Au nanorods（3.6）Carboxyl end

PEG modified Au nanorods（2.7）Carboxyl end

PEG modified Au nanorods（3.2）Carboxyl end

PEG modified Au nanorods

PEG modified Au nanorods

PEG modified Au nanorods

PEG modified Au nanorods（2.9）Carboxyl end

PEG modified Au nanorods

PEG modified Au nanorods（4.1）Carboxyl end

PEG modified Au nanorods（5.4）（Carboxyl end）

PEG modified Au nanorods（6.0）（Carboxyl end）

PEG modified Au nanorods

PEG modified Au nanorods（6.5）（Carboxyl end）

PEG modified Au nanorods（5.1）Carboxyl end

PEG modified Au Nanoparicles 40nm

PEG modified Au Nanoparicles 15nm

Au Nanorods（CTAB-modified）

PEG modified Au Nanoparicles 50nm

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