Next-Generation Point-of-Care Diagnostics: Silver Nanoparticle-Enhanced 3D-Printed Multiplex Electrochemical Biosensor for Detecting Dengue and Chikungunya Viruses
ACS Applied Bio Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 15, 2025
In
recent
years,
the
increasing
prevalence
of
viral
infections
such
as
dengue
(DENV)
and
chikungunya
(CHIKV)
has
emphasized
vital
need
for
new
diagnostic
techniques
that
are
not
only
quick
inexpensive
but
also
suitable
point-of-care
home
usage.
Existing
procedures,
while
useful,
sometimes
have
limits
in
terms
speed,
mobility,
price,
particularly
resource-constrained
environments
during
epidemics.
To
address
these
issues,
this
study
proposes
a
novel
technique
combines
3D
printing
technology
with
electrochemical
biosensors
to
provide
highly
sensitive,
user-friendly,
customizable
platform.
This
focuses
on
unique
3D-printed
electrode
cassette
made
fused
deposition
modeling
technology,
which
ensures
strong
structural
alignment
improved
performance
under
variety
environmental
conditions.
When
combined
paper-based
electrodes
loaded
silver
nanoparticles,
platform
dramatically
enhances
detection
sensitivity
reliability.
The
biosensor
uses
cyclic
voltammetry
impedance
spectroscopy
detect
DENV
CHIKV
antigens
within
linear
range
1
×
102
106
ng/mL.
Results
were
delivered
20
s
stable
30
days.
device's
was
verified
by
testing
blood
serum
samples
containing
both
antigens,
demonstrating
its
capacity
properly
identify
coinfections.
tool
represents
huge
step
forward
accessible
efficient
healthcare
solutions,
bridging
important
gaps
global
battle
against
arboviral
infections.
Язык: Английский
A Review of Recent Developments and Control Methodsfor Dengue Fever by herbal and synthetic drugs
Heliyon,
Год журнала:
2025,
Номер
unknown, С. e41939 - e41939
Опубликована: Янв. 1, 2025
Dengue
virus
represents
a
global
public
health
threat,
being
prevalent
in
tropical
and
subtropical
regions,
with
an
increasing
geographical
distribution
rising
incidence
worldwide.
This
mosquito-borne
viral
agent
causes
wide
range
of
clinical
manifestations,
from
mild
febrile
illness
to
severe
cases
potentially
fatal
outcomes
due
hemorrhage
shock
syndrome.
The
etiological
agent,
dengue
(DENV),
has
four
distinct
serotypes,
each
capable
inducing
outcomes.
current
therapeutic
landscape
remains
limited,
management
strategies
mainly
focused
on
supportive
cares.
However,
recent
advances
pharmaceutical
research
have
yielded
promising
developments
anti-dengue
drugs.
Extensive
investigations
been
conducted
various
synthetic
compounds,
including
JNJ-1802,
1,4-pyran
naphthoquinones,
arylnaphthalene
lignan
derivatives.
Additionally,
natural
compounds
derived
medicinal
plants
such
as
Hippophae
rhamnoides,
Azadirachta
indica,
Cymbopogon
citratus
demonstrated
potential
antiviral
properties
both
vitro
vivo
studies,
based
inhibition
DENV
replication.
none
these
are
date
approved
by
the
U.S.
Food
Drug
Administration
(FDA).
Although
many
vaccines
recognized
candidates
stages
trials,
only
limited
number
protective
efficacy
against
infection.
aspect
underscores
need
for
highly
effective
immunization
interventions,
whether
botanical
sources
or
through
manufacturing,
that
exhibit
low
adverse
effects.
review
examines
innovative
approaches
prevention
treatment,
encompassing
phytochemical
strategies.
Язык: Английский