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long-chain amine/carboxyl-terminated polyethylene glycol decorated gold nanostars

Based on

1 Articles
2015 Most recent source

Composition

1

gold

Type Single Compound
Formula Au
Role core
2

amine-modified polyethylene glycol

amine-PEG-thiol NH2-PEG-SH
Type Polymer
Formula
Role layer
3

carboxyl-modified polyethylene glycol

carboxymethyl-PEG-thiol COOH-PEG-SH
Type Polymer
Formula
Role layer

Properties

General physical and chemical properties

Property Value Nanomaterial Variant Source
colloidal stability dependent on pH

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Applications

Area Application Nanomaterial Variant Source
diagnostics

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Characterization

Method Nanomaterial Variant Source
dynamic light scattering

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Biological effects

Biological system Test details Nanomaterial Variant Source
293T human embryonic kidney cells

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Preparation

Method 1

Type: Physical formation
Source:
Product

long-chain amine/carboxyl-terminated polyethylene glycol decorated gold nanostars

Hydrodynamic diameter: 90.7 - 100.7 nm

Size: ~ 70 nm

Medium: water

Support: none

Method 2

Type: Chemical synthesis
Source:
Starting materials
  • gold nanostars
  • carboxyl-modified polyethylene glycol
  • amine-modified polyethylene glycol
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Product

long-chain amine/carboxyl-terminated polyethylene glycol decorated gold nanostars

Size: ~ 70 nm

Medium/Support: none

Method 3

Type: Physical formation
Source:
Product

long-chain amine/carboxyl-terminated polyethylene glycol decorated gold nanostars

Hydrodynamic diameter: 92.3 - 98.5 nm

Size: ~ 70 nm

Medium: water

Support: none

Method 4

Type: Physical formation
Source:
Product

long-chain amine/carboxyl-terminated polyethylene glycol decorated gold nanostars

Hydrodynamic diameter: 89.2 - 102.4 nm

Size: ~ 70 nm

Medium: water

Support: none

Method 5

Type: Physical formation
Source:
Product

long-chain amine/carboxyl-terminated polyethylene glycol decorated gold nanostars

Size: ~ 70 nm

Medium: phosphate buffer solution

Support: none

References

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