Pollution by Antimicrobials and Antibiotic Resistance Genes in East Africa: Occurrence, Sources, and Potential Environmental Implications
Toxicology Reports,
Год журнала:
2025,
Номер
14, С. 101969 - 101969
Опубликована: Фев. 22, 2025
Язык: Английский
Pharmaceuticals and radiopharmaceuticals in wastewater treatment plants: insights from an Arabian Peninsula nation
Environmental Science and Pollution Research,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 29, 2025
The
growing
introduction
of
pharmaceutical
compounds
into
waterways
is
a
contemporary
environmental
issue
in
the
Middle
East
and
North
Africa.
This
escalating
problem
necessitates
careful
examination
risks
associated
with
presence
pharmaceuticals
water
sources.
present
study
analysed
samples
from
eight
wastewater
treatment
plants
an
Arabian
Peninsula
nation.
Sixty-nine
percent
were
partially
or
fully
removed,
while
31%
showed
higher
effluent
concentrations,
indicating
potential
accumulation
post-treatment.
highest
detected
paracetamol
(1300
±
8
ng/L),
metformin
(1100
70
ng/L)
effluent,
mefenamic
acid
(630
3
captopril
(560
11
amitriptyline
(510
1
influents.
For
radiopharmaceuticals,
influent
activity
exceeded
that
effluents,
Ga-67
being
most
prominent
(influent,
0.28
0.07
Bq/L;
0.22
0.02
Bq/L).
Sludge
radioactivity
levels
than
samples,
primarily
I-131
at
5
2
Bq/kg.
data
obtained
this
will
enable
assessment
hazards
posed
by
mixtures
receiving
environment
hitherto
less
studied
region.
Язык: Английский
Effect of pharmaceutical micropollutants (Acetaminophen and Hydroxychloroquine) and its degradative products on soil nitrate
Vidyodaya Journal of Science,
Год журнала:
2024,
Номер
27(02)
Опубликована: Дек. 30, 2024
Pharmaceutical
drugs
and
its
degradative
products
have
been
reported
in
the
environmental
samples
like
soil,
sediment,
water.
Based
on
limit
of
detection
very
few
studies
conducted
effect
persistent,
bio
accumulative
toxic
environment.
Considering
impact
nitrate
soil
fertility
vegetables,
current
study
was
done
to
assess
acetaminophen,
hydroxychloroquine,
acetaminophen
biodegradative
(hydroquinone,
4
Aminophenol),
hydroxychloroquine
(7
Chloroquinoline
amine,
oxalic
acid)
nitrogen
transformation.
The
test
compounds
(10
mg/kg,
100
1000
mg/kg)
were
added
samples,
whereas
untreated
served
as
control.
Samples
treated
control
soils
processed
for
estimate
using
Mgo-Devarda's
alloy
technique
nitrate-N
estimation
after
0,
7,
14,
28
days
incubation.
Pollutants
found
significant
nitrate.
At
high
concentration
(1000
mg/kg),
extremely
region
suggesting
possible
accumulation
vegetable
parts.
Vegetable
content
is
considered
important
quality
parameter
human
health.
This
data
helpful
determination
negative
pharmaceuticals
diet
subsequently
monitoring
before
discharge
into
ecosystem.
Keywords:
Acetaminophen,
4-Aminophenol,
Hydroquinone,
Hydroxychloroquine,
Nitrate,
Soil
Язык: Английский
Assessment of the Applicability of Commercial Pigments for Photocatalytic Degradation of Pharmaceuticals: Comparison of Kinetics and Products of the Processes
Catalysts,
Год журнала:
2024,
Номер
15(1), С. 20 - 20
Опубликована: Дек. 29, 2024
The
aim
of
this
study
was
to
compare
the
photocatalytic
activity
ZnO
and
four
inexpensive
TiO2-based
pigments
in
degradation
tetracyclines,
beta-lactams,
sulfonamides
non-steroidal
anti-inflammatory
drugs.
TiO2-P25
(Aeroxide®)
used
as
reference
standard
catalyst.
For
selected
drugs,
kinetics
were
determined,
intermediates
identified.
Efficient
drug
observed
presence
TiO2
containing
only
anatase.
pigment
a
mixture
anatase
rutile
practically
inactive.
had
highest
activity,
higher
than
standard.
other
found
be
less
active
However,
use
these
for
may
economically
justified
due
their
significantly
lower
price
(Aeroxide®).
Seventy-two
products
photodegradation
process
followed
pseudo-first-order
kinetics.
It
that
tested
drugs
are
very
similar
regardless
catalyst
used.
Only
diclofenac
consequently
its
different
compared
TiO2-containing
photocatalysts.
confirmed
photocatalysts,
with
exclusion
FS,
could
useful
pharmaceutical
degradation.
Язык: Английский