Journal of Materials Chemistry B,
Год журнала:
2024,
Номер
unknown
Опубликована: Янв. 1, 2024
We
summarized
the
advantages
and
advanced
applications
of
fluorescence
sensing
technology
compared
with
other
analytical
techniques,
as
well
challenges
prospects
current
application
in
field
TCM
quality
evaluation.
Journal of Agricultural and Food Chemistry,
Год журнала:
2025,
Номер
73(9), С. 4982 - 4997
Опубликована: Фев. 21, 2025
In
food
safety,
detecting
pesticide
residues
from
environmental
exposure
is
garnering
increasing
global
attention.
Therefore,
it
crucial
to
develop
rapid
and
straightforward
detection
methods
for
residues.
comparison
the
limitations
of
traditional
techniques,
fluorescent
probes
have
become
ideal
tools
in
due
their
superior
non-destructive
real-time
monitoring
capabilities.
this
work,
first,
types
pesticides
commonly
found
fundamental
principles
underlying
probe
materials
are
introduced.
Second,
characteristics,
applications,
advantages,
prevalent
residue
evaluated.
Finally,
significance
within
context
safety
developmental
potential
field
summarized
discussed,
aiming
provide
a
valuable
reference
developing
new
future
research
directions.
Molecules,
Год журнала:
2025,
Номер
30(6), С. 1221 - 1221
Опубликована: Март 8, 2025
β-galactosidase
(β-Gal)
has
emerged
as
a
pivotal
biomarker
for
the
comprehensive
investigation
of
diseases
associated
with
cellular
senescence.
The
development
fluorescent
sensor
is
considerable
importance
precisely
detecting
activity
and
spatial
distribution
β-Gal.
In
this
study,
we
developed
two
excited-state-altering
responsive
sensors
(TF1
TF2)
ratiometric
detection
Two
TCF
dyes,
composed
tricyanofuran
(TCF)
naphthol
units,
feature
electron
“pull–push”
systems
are
quenched
fluorescence
by
Upon
β-Gal
hydrolysis,
significant
shift
in
absorption
from
ca.
475
nm
to
630
observed,
accompanied
emergence
signal
at
660
nm.
enzyme-responsive
optical
red-shifts
attributed
excited-state
transition
intramolecular
charge
transfer
(ICT)
state
local
excited
(LE)
state,
which
was
confirmed
density
functional
theory
(DFT)
calculations.
Both
display
exceptional
sensitivity
selectivity
response
PBS
solution
capable
tracking
within
senescent
A549
cells.
This
study
introduces
framework
developing
multimodal
probes
systematically
modulating
properties,
demonstrating
their
utility
senescence
studies,
diagnostic
assay
design,
therapeutic
assessment.