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Biosensors Based on Nanomaterials and Nanodevices
book

Biosensors Based on Nanomaterials and Nanodevices

by Jun Li, Nianqiang Wu
December 2017
Intermediate to advanced content levelIntermediate to advanced
517 pages
21h 5m
English
CRC Press
Content preview from Biosensors Based on Nanomaterials and Nanodevices
417Biosensing and Cancer Treatment with Magnetic Nanoparticles
constant K
stab
= 10
44.9
has been determined for the octahedral complex between three cat-
echol units and Fe(III).
50
Interestingly, catecholate groups are found in siderophores (iron-
transporting proteins, e.g., enterobactin,
51
) and in adhesive mussel proteins.
52
Dopamine is chemically not stable when bound to Fe
2
O
3
or Fe
3
O
4
. It slowly undergoes
oxidation. Fe(III) acts as electron acceptor and reacts to Fe(II), which then leaves the nano-
crystal and forms Fe(OH)
2
under physiological conditions. This reaction slows down sig-
nicantly, if the amine group of dopamine is converted into ...
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Publisher Resources

ISBN: 9781466551527