Dynamics of microbial community and functional genes during bioremediation of PAHs-contaminated soil by two biostimulants
Biochemical Engineering Journal,
Год журнала:
2024,
Номер
208, С. 109356 - 109356
Опубликована: Май 11, 2024
Язык: Английский
Optimized bacterial consortium-based strategies for bioremediation of PAHs-contaminated soils: insights into microbial communities, and functional responses
Environmental Research,
Год журнала:
2025,
Номер
unknown, С. 121718 - 121718
Опубликована: Апрель 1, 2025
Язык: Английский
Comprehensive Ecotoxicity of the Complex System of Polycyclic Aromatic Hydrocarbon-Contaminated Sites to Wheat (Triticum aestivum L.) During Microbial Remediation
Sustainability,
Год журнала:
2025,
Номер
17(9), С. 4127 - 4127
Опубликована: Май 2, 2025
Microbial
remediation
is
an
eco-friendly
and
cost-effective
method
for
treating
organic-contaminated
soil,
essential
sustainable
land
use
due
to
its
minimal
secondary
pollution
operational
simplicity.
However,
during
the
degradation
of
polycyclic
aromatic
hydrocarbons
(PAHs),
formation
polar
or
toxic
intermediate
metabolites
can
lead
unpredictable
ecotoxicological
impacts.
In
this
study,
we
investigated
effects
microbial
soils
on
wheat
seedling
growth
physiology,
evaluated
soil
ecotoxicity
throughout
process.
The
results
showed
that
concentrations
benzo[a]anthracene
(BaA)
benzo[a]pyrene
(BaP)
decreased
by
70.4%
49.9%,
respectively,
following
degradation,
with
process
a
second-order
kinetic
model.
Despite
reduction
in
pollutants,
toxicity
increased
from
days
10
20,
peaked
day
then
gradually
decreased,
but
it
remained
elevated
Increased
inhibited
seed
germination,
growth,
chlorophyll
content,
induced
oxidative
stress,
suppressed
enzyme
activity.
Gas
chromatography–mass
spectrometry
(GC-MS)
analysis
identified
as
primary
contributors
enhanced
ecotoxicity.
Wheat
germination
potential,
plant
height,
root
length,
superoxide
dismutase
(SOD)
catalase
(CAT)
activity
roots
effectively
indicate
These
parameters
facilitate
optimization
strategies
ensure
restored
functionality
long-term
ecological
sustainability.
Язык: Английский
Evaluation of the immobilized enzymes function in soil remediation following polycyclic aromatic hydrocarbon contamination
Environment International,
Год журнала:
2024,
Номер
194, С. 109106 - 109106
Опубликована: Окт. 30, 2024
The
bioremediation
of
polycyclic
aromatic
hydrocarbon
(PAHs)
from
soil
utilizing
microorganisms,
enzymes,
microbial
consortiums,
strains,
etc.
has
attracted
a
lot
interest
due
to
the
environmentally
friendly,
and
cost-effective
features.
Enzymes
can
efficiently
break
down
PAHs
in
by
hydroxylating
benzene
ring,
breaking
C-C
bond,
catalyze
hydroxylation
variety
ring
compounds
via
single-electron
transfer
oxidation.
However,
practical
application
is
limited
its
instability
ease
loss
function
under
harsh
environmental
conditions
such
as
pH,
temperature,
edaphic
stress
Therefore,
this
paper
focused
on
techniques
used
immobilize
enzymes
remediate
soil.
Moreover,
previous
research
not
adequately
covered
topic,
despite
employment
several
immobilized
aqueous
solution
cultures
other
types
organic
pollutants.
Bibliometric
analysis
further
highlighted
trends
2000
2023
field
growing
identified
important
challenges
regarding
enzyme
stability
interaction
with
matrices.
findings
indicated
that
may
catalyzed
oxidation
OH
groups
rings,
generate
benzyl
radicals
(i.e.,
Язык: Английский
Remediation of Contaminated Soil by Polycyclic Aromatic Hydrocarbons Using Composting
Deleted Journal,
Год журнала:
2024,
Номер
1(1), С. 22 - 31
Опубликована: Март 4, 2024
Polycyclic
aromatic
hydrocarbons
(PAHs)
were
one
of
the
most
concerning
organic
and
toxic
pollutants
in
world.
Since
20th
century,
there
had
been
no
improvement
resolving
or
reducing
discharged
released
amount
PAHs
into
soil
environment.
Detecting
involved
collecting
environmental
biological
samples,
extracting
using
specialized
techniques,
analyzing
them
with
advanced
methods
like
gas
chromatography-mass
spectrometer
(GC-MS)
high
performance
liquid
chromatography
(HPLC).
This
process
was
crucial
for
assessing
contamination
levels,
understanding
health
risks,
guiding
safety
measures.
There
full
replacement
existing
technology
materials
that
would
not
release
PAHs.
Now,
pollutant
has
caused
many
cases
related
to
impact
on
environment
human
health,
prompting
immediate
action
resolution.
The
remediation
remove
from
contaminated
conducted
composting
method.
few
kinds
vermicomposting,
which
used
earthworms
decompose
soil,
in-vessel
ran
aerobic
under
a
close
air
space
tank,
aerated
pile
implemented
an
open
space.
bulking
agent
same.
Actually,
these
three
bioremediation
soil.
challenges
be
faced
by
government,
people,
research
future.
Some
recommendations
have
provided
face
future
challenges.
Язык: Английский
Should releasing risk of sulfamethoxazole in bound-residual fraction of biochar-soil systems be neglected?
Bioresource Technology,
Год журнала:
2024,
Номер
unknown, С. 131921 - 131921
Опубликована: Дек. 1, 2024
Язык: Английский
Investigation of bioremediation for glyphosate and its metabolite in soil using arbuscular mycorrhizal GmHsp60 protein: a molecular docking and molecular dynamics simulations approach
Journal of Biomolecular Structure and Dynamics,
Год журнала:
2024,
Номер
unknown, С. 1 - 25
Опубликована: Дек. 30, 2024
The
widespread
use
of
glyphosate
and
the
high
dependence
agricultural
industry
on
this
herbicide
cause
environmental
pollution
pose
a
threat
to
living
organisms.
One
appropriate
solutions
in
sustainable
agriculture
deal
with
caused
by
its
metabolites
is
creating
symbiotic
relationship
between
plants
mycorrhizal
fungi.
Glomalin-related
soil
protein
key
for
bioremediation
metabolite
aminomethyl
phosphonic
acid
soil.
This
study
uses
homology
modeling,
molecular
docking,
dynamic
simulation
approaches
investigate
binding
mechanism
glomalin-related
from
arbuscular
mycorrhiza
(GmHsp60)
role
removal
sequestering
common
pollutants.
GmHsp60
structure
was
predicted
quality
generated
model
assessed.
Then,
interaction
modeled
explored
docking.
Based
docking
results,
has
an
efficient
(-6.03
−5.34
kcal/mol).
Glyphosate
forms
three
hydrogen
bonds
Lys258,
Gly262,
Glu58
GmHsp60,
Gly261,
Gly262
GmHsp60.
In
addition,
glyphosate's
metabolite's
stability
confirmed
simulations
free
energy
calculations
using
MM/PBSA
analysis.
provides
molecular-level
understanding
expression
function
bioremediation.
Язык: Английский