dc.contributor.author
Paez, Julieta I.
dc.contributor.author
Brunetti, Veronica
dc.contributor.author
Strumia, Miriam C.
dc.contributor.author
Becherer, Tobias
dc.contributor.author
Solomun, Tihomir
dc.contributor.author
Miguel, Jorge
dc.contributor.author
Hermanns, Christian F.
dc.contributor.author
Calderon, Marcelo
dc.contributor.author
Haag, Rainer
dc.date.accessioned
2018-06-08T03:50:29Z
dc.date.available
2014-03-10T17:18:16.279Z
dc.identifier.uri
https://refubium.fu-berlin.de/handle/fub188/16047
dc.identifier.uri
http://dx.doi.org/10.17169/refubium-20232
dc.description.abstract
Dendritic polyglycerol (PG) functionalized surfaces represent a good
alternative for preparation of protein resistant materials, whose versatility
can be enhanced by conferring them the ability to bind particular biomolecules
of interest to the surface. In this work, PG derivatives bearing disulfide and
different loadings of amino moieties (0–14%) were synthesized and attached to
gold surfaces. The modified surfaces were characterized by means of infrared
reflection adsorption spectroscopy (FT-IRRAS), X-ray photoelectron
spectroscopy (XPS), and contact angle measurements. The protein resistance
properties of the PG-modified surfaces were evaluated by surface plasmon
resonance (SPR) spectroscopy using fibrinogen, albumin, pepsin, and lysozyme
as model proteins. The availability and accessibility of the amino groups to
bind biomolecules were assessed by fluorescence measurements. This study
demonstrates that PG-coated surfaces with amino contents up to 9% still show
very good protein resistant properties. At the same time, the amino moieties
on the surface are available and reactive for selective ligand attachment. By
fluorescence labeled DNA hybridization, the high selectivity of these
functional surfaces could be demonstrated.
de
dc.rights.uri
http://creativecommons.org/licenses/by/2.0/
dc.subject.ddc
500 Naturwissenschaften und Mathematik::540 Chemie
dc.title
Dendritic polyglycerolamine as a functional antifouling coating of gold
surfaces
dc.type
Wissenschaftlicher Artikel
dcterms.bibliographicCitation
Journal of Materials Chemistry. - 22 (2012), 37, S.S. 19488-19497
dc.identifier.sepid
23355
dcterms.bibliographicCitation.doi
10.1039/c2jm32486e
dcterms.bibliographicCitation.url
http://dx.doi.org/10.1039/c2jm32486e
refubium.affiliation
Externe Anbieter
de
refubium.mycore.fudocsId
FUDOCS_document_000000019554
refubium.resourceType.isindependentpub
no
refubium.mycore.derivateId
FUDOCS_derivate_000000002988
dcterms.accessRights.openaire
open access
dcterms.isPartOf.issn
0959-9428