Distribution and Probabilistic Risk Assessment of Antibiotics, Illegal Drugs, and Toxic Elements in Gastropods from Southeast China
Foods,
Год журнала:
2024,
Номер
13(8), С. 1166 - 1166
Опубликована: Апрель 11, 2024
We
investigated
fourteen
antibiotics,
three
illegal
drugs,
and
two
toxic
elements
in
commercially
available
gastropods
from
southeast
China.
The
data
revealed
high
detection
frequencies
(DFs)
for
florfenicol
(61.32%),
amine
(47.33%),
thiamphenicol
(39.88%),
with
maximum
concentrations
of
1110,
2222,
136
μg/kg
wet
weight
(ww),
respectively.
DFs
drugs
were
3.54%
leucomalachite
green
0.3%
chloramphenicol.
average
levels
Cd
As
1.17
6.12
mg/kg
ww,
All
chemicals
presented
diverse
different
sampling
months.
highest
florfenicol,
amine,
July.
health
risk
assessment
showed
that
targeted
hazard
quotients
(THQs)
Cd,
children,
teens,
adults
all
less
than
one.
Notably,
the
(Cd
As)
identified
as
primary
gastropods,
contributing
to
over
90%
total
THQs.
Язык: Английский
Antibiotic residues in commercial freshwater fish from southeast China: distribution and human health risk assessment
Environmental Science and Pollution Research,
Год журнала:
2024,
Номер
31(16), С. 23780 - 23789
Опубликована: Март 2, 2024
Язык: Английский
Recent developments and workflows of non-targeted LC-HRMS screening in the detection of veterinary drug residues in foods
TrAC Trends in Analytical Chemistry,
Год журнала:
2025,
Номер
unknown, С. 118314 - 118314
Опубликована: Май 1, 2025
Язык: Английский
Benzoyl isothiocyanate modified surface of silica gel as the extraction material for adsorbing steroid hormones in water
Analytical Methods,
Год журнала:
2023,
Номер
15(9), С. 1206 - 1214
Опубликована: Янв. 1, 2023
Steroid
hormones
have
been
listed
as
priority
pollutants
in
the
environment,
and
their
detection
pollution
control
deserve
our
extensive
attention.
Язык: Английский
Quantification of 37 glucocorticoids in chicken muscle by UHPLC-Q-Orbitrap-MS with parallel reaction monitoring
Analytical Methods,
Год журнала:
2023,
Номер
15(32), С. 3967 - 3974
Опубликована: Янв. 1, 2023
The
quantification
capability
of
high-resolution
mass
spectrometry
(HRMS)
has
received
increasing
interest
from
analysts.
In
this
study,
we
present
a
method
for
analyzing
37
glucocorticoids
in
chicken
muscle
using
UHPLC-Q-Orbitrap
MS
with
parallel
reaction
monitoring
(PRM).
analytes
were
extracted
acetonitrile
(ACN)
containing
0.1%
formic
acid
and
subjected
to
commercial
PRiME
HLB
solid-phase
extraction
(SPE)
cartridge
clean-up.
Under
optimized
conditions,
the
separated
on
an
analytical
column
subsequently
detected
hybrid
quadrupole/Orbitrap
spectrometer
coupled
PRM
scan
mode.
Q-Orbitrap
exhibited
remarkable
sensitivity,
limits
(LOQs)
ranging
0.08
μg
kg-1
7.59
kg-1.
To
validate
method,
conducted
intra-
inter-day
tests
blank
matrix
sample
at
different
spiking
levels.
achieved
results
demonstrated
satisfactory
recovery
values
(74.1-97.5%)
precise
(RSDs
<
15%)
all
studied
analytes.
application,
found
dexamethasone
6.5
fluorometholone
3.9
two
samples.
These
findings
suggest
that
system,
conjunction
SPE
preparation
great
potential
as
routine
approach
multiple
glucocorticoid
residues
Язык: Английский
The Development of a High-Throughput Homonuclear Decoupling HSQC NMR Platform for the Determination of 10 Sex Hormones in Animal-Source Food and Medicines
Separations,
Год журнала:
2024,
Номер
11(11), С. 328 - 328
Опубликована: Ноя. 18, 2024
Owing
to
their
endocrine
disruption
effect,
the
hormone
levels
in
animal-source
food
and
medicines
need
be
efficiently
accurately
quantified
by
a
reliable
analytical
method.
In
current
study,
using
homonuclear
decoupling
heteronuclear
single
quantum
correlation
(HSQC)
experiment,
coupled
with
non-uniform
sampling
(NUS)
that
was
used
shorten
experimental
time,
we
developed
method
quantify
10
residues
products.
This
validated
following
guidelines
of
USP–NF
2022.
The
application
(HD)
technique
conventional
HSQC
yielded
2D
spectra
exhibited
excellent
signal
separation
specificity.
For
all
tested
hormones,
good
linearity
coefficients
more
than
0.99
observed
linear
range
0.2–6
mg/0.6
mL.
Satisfactory
precision
recoveries
spiked
animal
samples
were
also
obtained.
Finally,
applied
residue
determination
hormones
real
at
ug/g
level.
Язык: Английский
Occurrence of Antibiotics, Illegal Drugs, Toxin, and Toxic Elements in Gastropods from Southeast China and Dietary Exposure Assessment
Xiao Dong PAN,
Jianlong Han
Опубликована: Янв. 1, 2023
Язык: Английский
Antibiotic residues in commercial freshwater fish from southeast China: distribution and human health risk assessment
Research Square (Research Square),
Год журнала:
2023,
Номер
unknown
Опубликована: Дек. 19, 2023
Abstract
We
investigated
14
antibiotic
residues
in
8
marketed
freshwater
fish
species
from
southeast
China
and
estimated
the
associated
health
risks
to
local
consumers.
The
were
determined
by
UPLC-MS/MS.
Our
findings
revealed
widespread
distribution
of
quinolones
(QNs),
tetracyclines
(TCs),
chloramphenicols
(CAPs)
fish.
Notably,
average
concentrations
enrofloxacin
ciprofloxacin
reached
levels
as
high
62.5
µg/kg
wet
weight
(ww)
11.7
ww,
respectively,
detection
frequencies
68.7%
for
31.6%
ciprofloxacin.
Additionally,
we
detected
chloramphenicol,
a
prohibited
antibiotic,
samples
with
frequency
0.76%.
Among
species,
mean
concentration
total
was
highest
bluntnose
black
bream
(263.3
µg/kg),
followed
English
perch
(52.4
crucian
carp
(46.3
(28.6
yellowcheek
(21.0
grass
(15.3
bighead
(3.78
mandarin
(3.69
µg/kg).
daily
intake
values
these
which
lower
than
acceptable
hazard
indexes
much
less
1.
It
indicates
there
is
very
low
direct
risk
Despite
that,
investigation
on
chronic
impact,
such
antibiotic-resistant
bacteria,
gut
microbiota
disruption
allergic
reactions
urgently
needed.
Язык: Английский