Micromachines,
Год журнала:
2022,
Номер
13(11), С. 1978 - 1978
Опубликована: Ноя. 15, 2022
We
report
the
advantages
of
glassy
carbon
electrodes
(GCE)
modified
with
multi-walled
nanotubes
(MWCNTs)
non-covalently
functionalized
polyarginine
(PolyArg)
for
adsorption
and
electrooxidation
different
DNAs
analytical
applications
resulting
platform.
The
presence
nanostructures,
mainly
charge
PolyArg
that
supports
them,
facilitates
calf-thymus
salmon
sperm
double-stranded
produces
an
important
decrease
in
overvoltages
oxidation
guanine
adenine
residues
a
significant
enhancement
associated
currents.
As
proof-of-concept
possible
GCE/MWCNTs-PolyArg
biosensing
applications,
we
develop
impedimetric
genosensor
quantification
microRNA-21
at
femtomolar
levels,
using
as
platform
immobilizing
DNA
probe,
detection
limit
3fM,
sensitivity
1.544
×
103
Ω
M−1,
successful
application
enriched
biological
fluids.
Frontiers in Plant Science,
Год журнала:
2023,
Номер
14
Опубликована: Апрель 3, 2023
Mycotoxins
are
toxic
secondary
metabolites
produced
by
certain
fungi,
which
can
contaminate
various
food
commodities,
including
fruits
and
their
derived
products.
Patulin
Alternaria
toxins
among
the
most
commonly
encountered
mycotoxins
in
fruit
In
this
review,
sources,
toxicity,
regulations
related
to
these
mycotoxins,
as
well
detection
mitigation
strategies
widely
discussed.
is
a
mycotoxin
mainly
fungal
genera
Penicillium
,
Aspergillus
Byssochlamys
.
toxins,
fungi
genus,
another
common
group
of
found
The
prevalent
alternariol
(AOH)
monomethyl
ether
(AME).
These
concern
due
potential
negative
effects
on
human
health.
Ingesting
contaminated
with
cause
acute
chronic
health
problems.
Detection
patulin
products
be
challenging
low
concentrations
complexity
matrices.
Common
analytical
methods,
good
agricultural
practices,
contamination
monitoring
important
for
safe
consumption
And
Future
research
will
continue
explore
new
methods
detecting
managing
ultimate
goal
ensuring
safety
quality
product
supply.
Frontiers in Sustainable Food Systems,
Год журнала:
2023,
Номер
7
Опубликована: Май 5, 2023
Mycotoxins
are
toxic
secondary
metabolites
produced
by
fungi
when
they
colonies
the
foodstuffs.
These
potent
toxins
having
severe
health
consequences
in
people,
being
mutagenic,
teratogenic,
and
carcinogenic.
In
agricultural
commodities,
contamination
of
mycotoxins
is
more
prevalent.
Several
can
produce
on
products
during
harvest
or
postharvest,
have
significant
adverse
effects
both
animal
human
beings.
The
most
prevalent
found
food
commodities
aflatoxins
ochratoxins
Aspergillus
species,
patulin
Penicillium
,
as
well
fumonisins,
deoxynivalenol,
zearalenone
Fusarium
species.
Worldwide,
patulin,
aflatoxins,
ochratoxins,
among
others,
responsible
for
numerous
acute
chronic
diseases
people
domestic
animals.
been
quantified
detected
using
various
analytical
methods.
Besides,
occurrence
were
decontaminated
through
many
potential
approaches,
such
physical,
chemical,
biological
This
review
summarizes
findings
30
years
research
into
major
commercial
crops
including
wheat,
maize,
sorghum,
pearl
millet,
peanut,
oat,
pulses,
barley,
oilseeds,
rice,
fruits
fruit
juices.
We
also
discuss
detection
methods
mycotoxins,
available
decontamination
strategies
along
with
their
disadvantages
knowledge
gaps.
It
anticipated
that
data
from
meticulous
studies
will
help
development
safer
setting
priorities
future
research.
Trends in Food Science & Technology,
Год журнала:
2024,
Номер
145, С. 104350 - 104350
Опубликована: Янв. 24, 2024
The
increasing
incidence
of
fraud
demands
for
new
robust
methods
to
assess
food
authenticity.
Over
the
past
decades,
biosensors
have
emerged
as
practical
testing
devices
with
exponential
growth
in
diverse
research
fields.
Their
numerous
advantages
contributed
their
implementation
sector,
applications
ranging
from
identification
pathogens,
chemical
compounds
and
allergens
spoilage
detection
Genetically
Modified
Organisms
(GMO)
various
products.
This
review
explores
development
DNA-based
authenticity
assessment
a
focus
on
species
identification.
role
versatility
nucleic
acids
analytes
biorecognition
elements
are
discussed,
available
conventional
presented.
main
transducing
principles
involved
biosensing,
use
nanomaterials
briefly
introduced.
application
over
last
decade
is
shown,
highlighting
innovations
how
these
improvement
performance.
final
section
addresses
different
technologies
can
influence
biosensor
manufacturing
optimization,
so
become
established
rapid
on-site
used
In
little
has
been
carried
out
regarding
biosensors.
mainly
aimed
at
meat
derived
products,
although
other
equally
relevant
products
should
be
targeted.
Several
recent
technological
advances
successfully
integrated
into
must
further
explored
promote
establishment
assessment.
