Biosensors,
Год журнала:
2024,
Номер
14(4), С. 170 - 170
Опубликована: Март 31, 2024
The
discrimination
and
recognition
of
biological
targets,
such
as
proteins,
cells,
bacteria,
are
utmost
importance
in
various
fields
research
production.
These
include
areas
like
medicine,
clinical
diagnosis,
microbiology
analysis.
In
order
to
efficiently
cost-effectively
identify
a
specific
target
from
wide
range
possibilities,
researchers
have
developed
technique
called
differential
sensing.
Unlike
traditional
“lock-and-key”
sensors
that
rely
on
interactions
between
receptors
analytes,
sensing
makes
use
cross-reactive
receptors.
offer
less
specificity
but
can
cross-react
with
analytes
produce
large
amount
data.
Many
pattern
strategies
been
shown
promising
results
identifying
complex
analytes.
To
create
advanced
sensor
arrays
for
higher
analysis
efficiency
larger
recognizing
range,
nanomaterials
utilized
probes.
possess
distinct
molecular
affinities,
optical/electrical
properties,
compatibility,
conveniently
functionalized.
this
review,
our
focus
is
recently
reported
optical
utilize
discriminate
bioanalytes,
including
bacteria.
The
high
selectivity
and
reversibility
of
metal
coordination
enable
precise
modulation
the
structural
morphology
supramolecular
assemblies,
which
is
essential
for
development
intelligent
application
functionalized
materials.
In
this
study,
sheet-like
assemblies
(Pyr-O@tQ[14])
constructed
by
twisted
cucurbit[14]urils
(tQ[14])
pyrene
derivatives
(Pyr-O)
through
host-guest
interactions,
exhibit
excellent
optical
properties,
achieves
highly
sensitive
detection
Hg2+
fluorescence
quenching,
with
a
limit
0.177
μM.
A
novel
smart
platform,
compatible
smartphones,
developed
to
enhance
efficiency
practicality
practical
applications.
From
microscopic
perspective,
adjusting
concentration
can
change
Pyr-O@tQ[14]
from
lamellar
square
finally
spherical,
demonstrating
dynamic
control
assembly
structure
in
response
environmental
stimuli.
This
study
not
only
presents
efficient
quantitative
sensing
platform
but
also
highlights
unique
advantages
tQ[14]
constructing
tunable,
responsive
structures,
opening
new
avenues
design
synthesis
advanced
Applied Spectroscopy Reviews,
Год журнала:
2024,
Номер
unknown, С. 1 - 34
Опубликована: Авг. 19, 2024
Pharmaceuticals
and
personal
care
products
(PPCPs),
a
class
of
emerging
pollutants,
can
accumulate
in
the
environment
cause
endocrine
disruption,
damage
to
reproductive
system,
even
cancer.
Hence,
fast
monitoring
PPCPs
is
significant
importance
for
human
health.
Gold
nanoparticles
(AuNPs)-based
colorimetric
sensing
promising
fast,
in-field
analysis
has
gained
widespread
application
monitoring.
This
review
aims
present
development
sensors
based
on
AuNPs
detection
various
PPCPs.
Methodological
innovations
breakthroughs
analytical
performances
are
summarized.
The
different
principles
AuNPs,
along
with
their
corresponding
advantages,
applicability,
limitations,
discussed
detail.
Additionally,
systematic
overview
AuNPs-based
methods
determining
types
was
provided.
Finally,
further
prospects
challenges
highlighted
promote
advancement
technologies
AuNPs.
