Ecotoxicology and Environmental Safety,
Год журнала:
2024,
Номер
283, С. 116811 - 116811
Опубликована: Июль 30, 2024
In
this
work,
the
relationship
and
kinetics
of
biodegradation
bio-adsorption
benzo[a]pyrene
(BaP)
by
Bacillus
Ascomycota
were
explored,
metabolites
BaP
under
mixed
microbial
coculture
analyzed
characterized.
The
results
show
that
was
removed
through
both
biosorption
biodegradation.
Under
coculture,
played
a
significant
role
in
early
stage
predominant
later
stage.
During
removal
BaP,
fungi
exhibited
remarkable
adsorption
capabilities
for
with
an
efficiency
(AE)
38.14
%,
while
bacteria
had
best
degradation
(DE)
56.13
%.
culture,
(RE)
synergistic
action
reached
up
to
76.12
%
within
15
days.
Kinetics
analysis
illustrated
process
well
fit
first-order
pseudo-second-order
kinetic
models,
respectively.
research
on
between
during
as
effects
bacteria,
will
provide
theoretical
guidance
two
or
even
synthetic
communities.
Water Air & Soil Pollution,
Год журнала:
2023,
Номер
234(3)
Опубликована: Март 1, 2023
Abstract
The
recalcitrance
of
modern
plastics
is
a
key
driver
the
accretion
in
both
waste
management
streams
and
environment.
As
result,
plastic
has
become
focal
point
research
public
policy.
following
review
summarises
effectiveness
widespread
approaches
to
management,
before
exploring
recent
developments
use
naturally
derived
products
plastic-degrading
organisms
reduce
burden
wastes,
including
potential
value
symbiotic
relationships
between
biodegradation
To
date,
strategies
have
typically
focused
on
interventions
influence
production
consumer
behaviour,
improvements
effective
systems
increased
circularity
materials,
changes
product
design
increase
lifespan
its
suitability
for
preferred
streams.
However,
relative
success
these
measures
been
mixed.
Complementary
established
increasing
exploitation
biological
biochemical
processes
natural
products,
identification
enzymes
which
are
able
biodegrade
different
at
meaningful
rates.
This
frequently
focuses
microbes
from
soil
marine
environments,
identifying
numerous
capable
acting
polymers
or
specific
functional
groups.
While
questions
remain
as
their
outside
laboratory
conditions,
distribution
identified
species
apparent
indicates
benefits
individually
symbiosis
with
an
appropriate
host
species.
Graphical
Overview
life
cycle
current
strategies.
Arrows
indicate
flow
material;
thicker-lined
boxes
highlight
beyond
simple
landfilling.
Pros
cons
stages
listed
above
below
items,
respectively.
WWTP:
Wastewater
treatment
plants.
Microorganisms,
Год журнала:
2023,
Номер
11(5), С. 1351 - 1351
Опубликована: Май 22, 2023
The
main
purpose
of
this
study
was
to
degrade
total
petroleum
hydrocarbons
(TPHs)
from
contaminated
soil
in
batch
microcosm
reactors.
Native
fungi
isolated
the
same
petroleum-polluted
and
ligninolytic
fungal
strains
were
screened
applied
treatment
soil-contaminated
microcosms
aerobic
conditions.
bioaugmentation
processes
carried
out
using
selected
hydrocarbonoclastic
mono
or
co-cultures.
Results
demonstrated
petroleum-degrading
potential
six
isolates,
namely
KBR1
KBR8
(indigenous)
KBR1-1,
KB4,
KB2
LB3
(exogenous).
Based
on
molecular
phylogenetic
analysis,
KB8
identified
as
Aspergillus
niger
[MW699896]
tubingensis
[MW699895],
while
affiliated
with
genera
Syncephalastrum
sp.
[MZ817958],
Paecilomyces
formosus
[MW699897],
Fusarium
chlamydosporum
[MZ817957]
Coniochaeta
[MW699893],
respectively.
highest
rate
TPH
degradation
recorded
treatments
(SMT)
after
60
days
by
inoculation
97
±
2.54%,
followed
native
strain
(92
1.83%)
then
consortium
(84
2.21%).
statistical
analysis
results
showed
significant
differences.
Applied and Environmental Microbiology,
Год журнала:
2024,
Номер
90(6)
Опубликована: Май 16, 2024
Fungal-bacterial
consortia
enhance
organic
pollutant
removal,
but
the
underlying
mechanisms
are
unclear.
We
used
stable
isotope
probing
(SIP)
to
explore
mechanism
of
bioaugmentation
involved
in
polycyclic
aromatic
hydrocarbon
(PAH)
biodegradation
petroleum-contaminated
soil
by
introducing
indigenous
fungal
strain
A
Environmental Quality Management,
Год журнала:
2024,
Номер
34(1)
Опубликована: Июль 18, 2024
ABSTRACT
Green
surfactants–based
bioremediation
of
polycyclic
aromatic
hydrocarbons
(PAHs)
from
the
environment
is
a
promising
technique.
Rhamnolipids
are
class
glycolipid
surfactants
that
belong
to
category
green
and
have
distinctive
characteristics.
PAHs,
which
hazardous
toxins,
commonly
found
in
polluted
soil,
water,
air.
PAHs
difficult
break
down
because
they
resistant
degradation
typical
methods
cleaning
up
pollution
not
very
effective.
In
recent
years,
there
has
been
growing
interest
capacity
specific
microorganism
species
produce
rhamnolipids,
can
enhance
process
PAH
biodegradation.
dissolve
accessibility
thereby
boosting
effectiveness
microorganisms
PAHs.
The
presence
rhamnolipids
be
attributed
equilibrium
between
hydrophobic
hydrophilic
properties,
as
well
their
positive
charge.
biosurfactant
making
them
beneficial
for
soil
water.
general,
proven
highly
efficient
means
removing
environment,
providing
viable
alternative
conventional
chemical
approaches.
Nevertheless,
additional
investigation
necessary
gain
deeper
comprehension
fundamental
principles
behind
rhamnolipid‐assisted
its
implementation
larger
real‐world
scenarios.
This
study
provides
concise
overview
research
on
utilization
bioremediating
environment.
article
covers
underlying
mechanisms,
employed,
overall
efficacy
process.
tool
examined,
along
with
difficulties
restrictions
implementation.
review's
conclusion
followed
by
discussion
future
directions
studying
this
topic.
Applied Sciences,
Год журнала:
2023,
Номер
13(8), С. 4871 - 4871
Опубликована: Апрель 13, 2023
Waste
tires
from
traffic
are
a
well-known
environmental
problem
today.
For
this
reason,
the
toxicity
and
potential
biodegradation
of
crushed
were
tested
in
respiration
test
with
microorganisms.
A
non-specific
soil
microbial
community
was
used.
Two
experimental
designs
their
effect
on
results
compared—a
eluate
contact
test,
i.e.,
solution
containing
tire
particles
during
test.
The
consumption
dissolved
oxygen
measured
assay
over
28
days.
values
obtained
indicated
zero
all
samples,
but
eluates
to
microorganisms
different
depending
whether
exposed
only
leachate
or
shred
still
present
leachate.
In
presence
solutions,
samples
for
higher.
Additionally,
MTT
(methyl
tetrazolium
test)
viability
performed.
28%
inhibition
comparison
eluate,
where
9%
observed.
confirmed
that
(with
particles)
is
more
natural
thorough
method
than
use
