Surface functionalisation of magnetic nanoparticles: Quantification of surface to bulk amine density

Micro and Nano Letters

Volumn 5, Issue 5, 2010, Pages 282-285

  Van De Waterbeemd, M ^a   Sen, T ^a,b   Biagini, S ^a   Bruce, I J ^a  

^a UNIVERSITY OF KENT   (United Kingdom)

^b UNIVERSITY OF CENTRAL LANCASHIRE   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

AMINE GROUPS; AMINOPROPYL; AMINOSILANES; ELEMENTAL COMPOSITIONS; FLAT SURFACES; MAGNETIC NANOPARTICLES; OPTICAL DENSITIES; PARTICLE SUSPENSIONS; SURFACE AMINE DENSITY; SURFACE FUNCTIONALISATION; TRIETHOXYSILANE; ZETA POTENTIAL MEASUREMENTS;

NANOMAGNETICS; NANOPARTICLES; ORGANIC COMPOUNDS; SILANES; SUSPENSIONS (FLUIDS); ZETA POTENTIAL;

SURFACE STRUCTURE;

3 AMINOPROPYLDIETHOXYMETHYLSILANE; 3 AMINOPROPYLTRIETHOXYSILANE; AMINE; CARBON; NANOPARTICLE; NITROGEN; SILANE DERIVATIVE; UNCLASSIFIED DRUG;

ARTICLE; BULK DENSITY; CHEMICAL ANALYSIS; COLORIMETRY; DNA BINDING; QUANTITATIVE ANALYSIS; SURFACE PROPERTY; SUSPENSION; ZETA POTENTIAL;

EID: 78149258611     PISSN: None     EISSN: 17500443     Source Type: Journal    
DOI: 10.1049/mnl.2010.0112     Document Type: Article

References (16)

1. Perez, J.M.: ' Iron oxide nanoparticles - hidden talent ', Nat. Nanotech., 2007, 2, p. 535-536
2. Safarik, I., and Safarikova, M.: ' Magnetic techniques for the isolation and purification of proteins and peptides ', BioMagn. Res. Technol., 2004, 2:7, p. 1-17
3. Amagliani, G., Omiccioli, E., del Campo, A., Bruce, I.J., Brandi, G., and Magnani, M.: ' Development of a magnetic capture hybridization-PCR assay for Listeria monocytogenes direct detection in milk samples ', J. Appl. Microbiol., 2006, 100, p. 375-383
4. Galluzzi, L., Bertozzini, E., del Campo, A., Penna, A., Bruce, I.J., and Magnani, M.: ' Capture probe conjugated to paramagnetic nanoparticles for purification of Alexandrium species (Dinophyceae) DNA from environmental samples ', J. Appl. Microbiol., 2006, 101, p. 36-43
5. Mohapatra, S., Pramanik, N., Mukherjee, S., Ghosh, S.K., and Pramanik, P.: ' A simple synthesis of amine-derivatised superparamagnetic iron oxide nanoparticles for bioapplications ', J. Mater. Sci., 2007, 42, p. 7566-7574
6. Bruce, I.J., and Sen, T.: ' Surface modification of magnetic nanoparticles with alkoxysilanes and their application in magnetic bioseparations ', Langmuir, 2005, 21, p. 7029-7035 0743-7463
7. Nakagawa, T., Tanaka, T., Niwa, D., Osaka, T., Takeyama, H., and Matsunaga, T.: ' Fabrication of amino silane-coated microchip for DNA extraction from whole blood ', J. Biotechnol., 2005, 116, p. 105-111
8. Moon, J.H., Shin, J.W., Kim, S.Y., and Park, J.W.: ' Formation of uniform aminosilane thin layers: an imine formation to measure relative surface density of the amine group ', Langmuir, 1996, 12, p. 4621-4624 0743-7463
9. Wasserman, S.R., Tao, Y.T., and Whitesides, G.M.: ' Structure and reactivity of alkylsiloxane monolayers formed by reaction of alkyltrichlorosilans on silicon substrates ', Langmuir, 1989, 5, p. 1074-1087 0743-7463
10. Kurth, D.G., and Bein, T.: ' Quantification of the reactivity of 3-aminopropyl-triethoxysilane monolayers with the quartz-crystal microbalance ', Angew. Chem., Int. Ed. Engl., 1992, 31, p. 336-338 0570-0833
11. Oh, S.J., Cho, S.J., Kim, C.O., and Park, J.W.: ' Characteristics of DNA microarrays fabricated on various aminosilane layers ', Langmuir, 2002, 18, p. 1764-1769 0743-7463
12. Ma, M., Zhang, Y., Yu, W., Shen, H.Y., Zhang, H.Q., and Gu, N.: ' Preparation and characterization of magnetite nanoparticles coated by amino silane ', Colloids Surf. A: Physicochem. Eng. Aspects, 2003, 212, p. 219-226 0927-7757
13. Liu, X.Q., Ma, Z.Y., Xing, J.M., and Liu, H.J.: ' Preparation and characterization of amino-silane modified superparamagnetic silica nanospheres ', J. Magn. Magn. Mater., 2004, 270, p. 1-6 0304-8853
14. Zhang, Y., Kohler, N., and Zhang, M.Q.: ' Surface modification of superparamagnetic magnetite nanoparticles and their intracellular uptake ', Biomaterials, 2002, 23, p. 1553-1561 0142-9612
15. Fujiki, K., Sakamoto, M., Sato, T., and Tsubokawa, N.: ' Postgrafting of hyperbranched dendritic polymer from terminal amino groups of polymer chains grafted onto silica surface ', J. Macromol. Sci. A., 2000, 37, p. 357-377
16. Bruce, I.J., Taylor, J., Todd, M., Davies, M.J., Borioni, E., and Sen, T.: ' Multifunctional magnetite and silica-magnetite nanoparticles: synthesis, surface activation and applications in life sciences ', J. Magn. Magn. Mater., 2004, 284, p. 145-160 0304-8853