Enzyme cascade nanozyme based colorimetric sensor for detection of uric acid as a biomarker of hyperuricemia
W. Ke,
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Guochen Kuang,
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Chuangqi Gu
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et al.
Microchimica Acta,
Journal Year:
2025,
Volume and Issue:
192(2)
Published: Jan. 15, 2025
Language: Английский
Dual-Nanozyme Cascade for System-Wide Specific Colorimetric Detection of Aminoglycoside Antibiotics
Ziyi Gao,
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Yujun Cheng,
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Chuan Long
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et al.
Analytical Chemistry,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 10, 2025
Antibiotic
contamination
has
been
a
significant
concern
in
environmental
monitoring.
Nanozyme-based
colorimetric
sensors
can
provide
valuable
support
for
in-field
detection.
However,
the
development
of
sensing
elements
capable
identifying
an
entire
class
specific
antibiotics
using
single
material
poses
considerable
challenge.
In
this
work,
we
present
compartmentalized
dual-nanozyme
cascade
composite
(Au@mPDA/PAA-Cu2MI,
AmPC)
designed
detection
aminoglycoside
(AGs),
and
analyze
catalytic
mechanisms
dual-enzyme
system
detail.
The
AmPC
possesses
both
analogue
glucose
oxidase-like
(aGOx-like)
peroxidase-like
(POD-like)
activities.
process,
AGs
with
sugar
structure
serve
as
initial
substrate
reaction,
while
resulting
H2O2
acts
second
Using
gentamicin
(GMC)
proof
concept,
established
range
0.1-10
μg/mL,
limit
(LOD)
91
ng/mL.
addition,
validated
response
other
employed
principal
component
analysis
(PCA)
differentiating
among
various
AGs.
This
approach
enables
nanozymes
to
selectively
recognize
their
targets
through
mechanism.
Furthermore,
it
facilitates
simultaneous
identification
antibiotics,
highlighting
its
potential
applications.
Language: Английский
Metal ions-driven multi-enzyme activity of PEI-carbon dots-based nanozyme to improve antibacterial ability
Qingyun Duan,
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Lingyun Tang,
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Sheng Xu
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et al.
Chemical Engineering Journal,
Journal Year:
2025,
Volume and Issue:
unknown, P. 161957 - 161957
Published: March 1, 2025
Language: Английский
Rapid and simple sensing of acetylcholinesterase and inhibition activity by utilizing a portable Raman spectrometer
Talanta,
Journal Year:
2025,
Volume and Issue:
unknown, P. 128086 - 128086
Published: April 1, 2025
Language: Английский
pH-Adaptable CuO2 Photo-responsive Oxidase with Phage-Lysed β-galactosidase Based Cascade Reaction for Colorimetric Detection of Escherichia coli in Drinking Water with High Specificity and Sensitivity
Qin Zeng,
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Tingliu Deng,
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Yuan Yang
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et al.
Journal of Hazardous Materials,
Journal Year:
2025,
Volume and Issue:
unknown, P. 138295 - 138295
Published: April 1, 2025
Language: Английский
Molecularly Tailored Pd@Pt Nanozymes for Real-Time Smartphone-Assisted Acetylcholinesterase Detection and Therapeutic Inhibitor Assessment
Yanru Zhou,
No information about this author
Tian Luan,
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Qi Fang
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et al.
Sensors and Actuators B Chemical,
Journal Year:
2025,
Volume and Issue:
unknown, P. 137889 - 137889
Published: April 1, 2025
Language: Английский
Colorimetric and photothermal dual-mode sensing platform for point-of-care testing of acid phosphatase activity and inhibitor screening based on oxidase-mimetic activity of Pt-Ni alloy nanoparticles
Microchemical Journal,
Journal Year:
2024,
Volume and Issue:
unknown, P. 112258 - 112258
Published: Nov. 1, 2024
Language: Английский