Jurnal Ilmu Lingkungan,
Journal Year:
2023,
Volume and Issue:
22(3), P. 571 - 579
Published: Oct. 24, 2023
Triclocarban,
an
antimicrobial
agent
used
in
pharmaceutical
and
personal
care
products,
is
incompletely
degraded
during
wastewater
treatment.
However,
very
little
information
about
biodegradation
has
been
published.
This
study
the
first
to
describe
triclocarban
toxicity
reduction
using
Sphingobacterium
sp.
MC43,
a
recently
discovered
plant-growth-promoting
bacterium.
MC43
newly
isolated
strain
from
agricultural
soil
with
history
of
pesticide
use.
The
vitro
characterizations
showed
that
could
use
as
only
carbon
source
at
high
concentration
(30
μM),
whereas
phytotoxicity
assays
were
evaluate
detoxification
triclocarban.
Triclocarban
30
μM
was
50%
less
than
72
hours.
able
degrade
more
effectively
recognition
additional
sources
like
acetate,
carboxymethyl
cellulose,
succinic
acid
well
nitrogen
sodium
acetate
urea.
Concerned
triclocarban's
harmful
effects
on
plants,
Vigna
radiata
how
can
reduce
toxicity.
exposure
caused
damage
plant,
bioaugmentation
significantly
reduced
this
damage.
likely
because
bacteria's
biomass
degrading
power
have
grown.
These
results
imply
bioremediation
efficiency
potentially
reducing
uptake
radiata.
Environmental Science & Technology,
Journal Year:
2024,
Volume and Issue:
58(23), P. 10309 - 10321
Published: May 25, 2024
The
global
practice
of
reusing
sewage
sludge
in
agriculture
and
its
landfill
disposal
reintroduces
environmental
contaminants,
posing
risks
to
human
ecological
health.
This
study
screened
from
30
Chinese
cities
for
androgen
receptor
(AR)
disruptors,
utilizing
a
disruptor
list
the
Toxicology
21st
Century
program
(Tox21),
identified
25
agonists
33
antagonists
across
diverse
use
categories.
Predominantly,
natural
products
5α-dihydrotestosterone
thymidine
emerged
as
agonists,
whereas
industrial
intermediate
caprolactam
was
principal
antagonist.
In-house
bioassays
disruptors
displayed
good
alignment
with
Tox21
potency
data,
validating
employing
toxicity
data
theoretical
estimations.
Potency
calculations
revealed
two
pharmaceuticals
(17β-trenbolone
testosterone
isocaproate)
most
potent
AR
three
dyes
(rhodamine
6G,
Victoria
blue
BO,
gentian
violet)
antagonists.
Theoretical
effect
contribution
evaluations
prioritized
isocaproate
high-risk
caprolactam,
rhodamine
8-hydroxyquinoline
(as
biocide
preservative)
key
Notably,
16
20
were
newly
reported
sludge,
many
exhibiting
significant
detection
frequencies,
concentrations,
and/or
toxicities,
demanding
future
scrutiny.
Our
presents
an
efficient
strategy
estimating
sample
identifying
toxicants,
thereby
supporting
development
appropriate
management
strategies.
International Journal of Molecular Sciences,
Journal Year:
2022,
Volume and Issue:
23(22), P. 14495 - 14495
Published: Nov. 21, 2022
In
recent
years,
personal
care
products
(PCPs)
have
surfaced
as
a
novel
class
of
pollutants
due
to
their
release
into
wastewater
treatment
plants
(WWTPs)
and
receiving
environments
by
sewage
effluent
biosolid-augmentation
soil,
which
poses
potential
risks
non-target
organisms.
Among
PCPs,
there
are
preservatives
that
added
cosmetics
for
protection
against
microbial
spoilage.
This
paper
presents
review
the
occurrence
in
different
environmental
matrices,
toxicological
effects,
mechanisms
degradation
four
selected
(triclocarban,
chloroxylenol,
methylisothiazolinone,
benzalkonium
chloride).
Due
insufficient
removal
from
WWTPs,
cosmetic
been
widely
detected
aquatic
sludge
at
concentrations
mainly
below
tens
µg
L
Materials,
Journal Year:
2025,
Volume and Issue:
18(7), P. 1680 - 1680
Published: April 7, 2025
Chloroderivatives
of
phenoxyacetic
acid
are
a
group
compounds
commonly
used
as
plant
protection
products.
Differences
in
the
molecular
structure
these
related
to
varying
substitution
and
number
chlorine
atoms
aromatic
ring.
Different
structures
may
affect
activity
compounds,
their
physicochemical
properties,
well
toxicity
biological
effects.
A
6
chemical
derived
from
was
tested.
The
analysed
using
spectroscopic
methods
(FTIR,
FTRaman,
UV-VIS,
1HNMR,
13CNMR)
quantum
computational
(DFT).
reactivity
tested
determined
DFT
calculations
experimentally
reaction
with
hydroxyl
radical.
electronic
charge
distribution
NBO,
CHelpG
ESP
aromaticity
indices
were
calculated
for
theoretically
modeled
examined
by
X-ray
diffraction
(data
obtained
CSD
database).
Phenoxyacetic
derivatives
antimicrobial
on
soil
bacterial
strains.
Cytotoxicity
tests
performed
normal
human
skin
fibroblasts
(BJ
CRL-2522)
prostate
cancer
cell
line
(DU-145
HTB-81).
purpose
this
study
investigate
relationship
between
activity.
Environmental Pollution,
Journal Year:
2024,
Volume and Issue:
349, P. 123919 - 123919
Published: April 4, 2024
Microplastic
(MP)
contamination
is
in
the
spotlight
today,
yet
knowledge
of
their
interaction
with
other
organic
contaminants
soil
environment
limited.
Concerns
extend
to
endocrine
disrupting
chemicals
(EDCs),
known
for
potential
interfere
hormonal
systems
organisms
and
persistence
widespread
presence
environment.
In
this
study,
most
frequently
occurring
EDCs
were
monitored
both
alluvial
contaminated
different
MPs
commonly
found
media,
polyethylene,
polyamide,
polystyrene.
Bisphenol
A
parabens
rapidly
dissipating
compounds,
followed
by
triclosan
triclocarban,
latter
showing
poor
degradation.
Per-
polyfluoroalkyl
substances
(PFAS)
showed
high
as
concentrations
remained
nearly
constant
throughout
experiment.
Although
they
fitted
well
first-order
dissipation
kinetics,
biphasic
behavior.
The
co-occurrence
influenced
kinetic
behavior
cases
although
differences
not
very
marked.
could
impact
sorption-desorption
processes,
affecting
contaminant
mobility
bioavailability
soil.
These
findings
strengthen
evidence
influence
on
such
EDCs,
only
vectors
or
sources
but
kinetics.
