Recent advances in photoelectrochemical detection of hydrogen sulfide
International Journal of Electrochemical Science,
Journal Year:
2025,
Volume and Issue:
unknown, P. 101046 - 101046
Published: April 1, 2025
Language: Английский
Electrochemically Active Materials for Tissue-Interfaced Soft Biochemical Sensing
ACS Sensors,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 21, 2025
Tissue-interfaced
soft
biochemical
sensing
represents
a
crucial
approach
to
personalized
healthcare
by
employing
electrochemically
active
materials
monitor
signals
at
the
tissue
interface
in
real
time,
either
noninvasively
or
through
implantation.
These
sensors
can
be
integrated
with
various
biological
tissues,
such
as
neural,
gastrointestinal,
ocular,
cardiac,
skin,
muscle,
and
bone,
adapting
their
unique
mechanical
environments.
Sensors
like
conductive
polymers,
composites,
metals,
metal
oxides,
carbon-based
nanomaterials
have
demonstrated
capabilities
applications,
continuous
glucose
monitoring,
neural
activity
mapping,
real-time
metabolite
detection,
enhancing
diagnostics
treatment
monitoring
across
range
of
medical
fields.
Next-generation
tissue-interfaced
biosensors
that
enable
multimodal
multiplexed
measurement
markers
physiological
parameters
could
transformative
for
medicine,
allowing
high-resolution,
time-resolved
historical
an
individual's
health
status.
In
this
review,
we
summarize
current
trends
field
provide
insights
into
challenges
future
trajectory
sensors,
highlighting
potential
revolutionize
medicine
improve
patient
outcomes.
Language: Английский
A Sensitive SERS Sensor for Simultaneous Detection of Two Potential Biomarkers of Alzheimer’s Disease: AChE and MAO-B
Analytical Chemistry,
Journal Year:
2025,
Volume and Issue:
unknown
Published: May 14, 2025
Monoamine
oxidase
B
(MAO-B)
and
acetylcholinesterase
(AChE)
are
potential
biomarkers
for
Alzheimer's
disease
(AD).
However,
few
methods
exist
to
detect
both
AChE
MAO-B
simultaneously.
In
this
study,
we
developed
a
SERS
sensor
the
simultaneous
detection
of
based
on
one-pot
reaction
system,
which
provided
more
valuable
information
early
AD
diagnosis.
Au
NPs
modified
with
Raman
reporter
4-aminothiophenol
(AuPATP
NPs)
were
attached
Cu-BTC
via
Schiff's
base
NPs@Cu-BTC),
resulting
in
great
intensity.
Phenethylamine
(PEA),
substrate
MAO-B,
competed
AuPATP
binding
Cu-BTC,
reducing
intensity
signal.
Additionally,
two
PATP
molecules
free
coupled
DMAB
due
catalysis
Cu2+
transforming
into
AuDMAB
generating
three
new
peaks.
TCh,
catalytic
product
AChE,
was
chelated
Cu2+,
so
coupling
efficiency
has
been
decreased,
conversion
prevented.
Based
can
be
detected
by
signals
from
precipitated
NPs@Cu-BTC
supernatant
after
centrifugation.
The
limits
2.3
×
10-3
μg
mL-1
1.6
U
L-1
AChE.
We
successfully
serum
recoveries
ranging
100.0
113.7%
93.6
120%
This
manuscript
presents
novel
method
showing
Language: Английский
Harnessing Photo‐Energy Conversion in Nanomaterials for Precision Theranostics
Advanced Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: May 16, 2025
Abstract
The
rapidly
advancing
field
of
theranostics
aims
to
integrate
therapeutic
and
diagnostic
functionalities
into
a
single
platform
for
precision
medicine,
enabling
the
simultaneous
treatment
monitoring
diseases.
Photo‐energy
conversion‐based
nanomaterials
have
emerged
as
versatile
that
utilizes
unique
properties
light
activate
with
high
spatial
temporal
precision.
This
review
provides
comprehensive
overview
recent
developments
in
photo‐energy
conversion
using
nanomaterials,
highlighting
their
applications
disease
theranostics.
discussion
begins
by
exploring
fundamental
principles
including
types
materials
used
various
light‐triggered
mechanisms,
such
photoluminescence,
photothermal,
photoelectric,
photoacoustic,
photo‐triggered
SERS,
photodynamic
processes.
Following
this,
delves
broad
spectrum
emphasizing
role
diagnosis
major
diseases,
cancer,
neurodegenerative
disorders,
retinal
degeneration,
osteoarthritis.
Finally,
challenges
opportunities
technologies
are
discussed,
aiming
advance
personalized
medicine.
Language: Английский