Journal of Basic Microbiology,
Journal Year:
2022,
Volume and Issue:
63(3-4), P. 292 - 307
Published: Dec. 5, 2022
Abstract
Plastic
is
widely
used
in
every
sector
due
to
its
stability,
durability,
and
low
cost.
The
widespread
use
of
plastic
results
the
compilation
waste
environment.
buildup
such
a
vast
volume
garbage
has
emerged
as
primary
cause
environmental
pollution,
including
air,
land,
water
pollution.
Plastics
contain
various
harmful
chemicals
toxic
substances
that
can
leak
adversely
affect
humans
other
organisms.
Managing
this
much
very
challenging
task;
therefore,
an
appropriate
technique
needed
address
problem.
Various
methods
are
used,
chemical,
physical,
biological,
degrade
waste.
Bacterial
degradation
known
be
most
effective
for
biodegradation
approach
overcome
issue.
Biodegradation
played
crucial
role
removing
these
polluting
wastes
more
efficiently
eco‐friendly.
process
involves
variety
bacteria,
Acinetobacter
baumannii
,
Bacillus
weihenstephanensis
Pseudomonas
aeruginosa
fluorescens
Rhodococcus
ruber
so
on.
takes
place
through
biochemical
pathways,
biodeterioration,
biofragmentation,
assimilation,
mineralization.
During
biodegradation,
bacteria
produce
enzymes
like
esterase,
cutinase,
laccase,
lipase,
others
break
down
transform
polymers
into
microbial
biomass
gases.
This
review
aims
explain
how
contribute
breakdown
plastic.
Ecotoxicology and Environmental Safety,
Journal Year:
2024,
Volume and Issue:
274, P. 116181 - 116181
Published: March 8, 2024
The
emergence
of
polyvinyl
chloride
(PVC)
microplastics
(MPs)
as
pollutants
in
agricultural
soils
is
increasingly
alarming,
presenting
significant
toxic
threats
to
soil
ecosystems.
Ajwain
(Trachyspermum
ammi
L.),
a
plant
medicinal
and
culinary
value,
subjected
environmental
stressors
that
threaten
its
growth
productivity.
This
situation
particularly
acute
given
the
well-documented
toxicity
chromium
(Cr),
which
has
been
shown
adversely
affect
biomass
escalate
risks
productivity
such
economically
therapeutically
important
species.
present
study
was
conducted
investigate
individual
effects
different
levels
PVC−MPs
(0,
2,
4
mg
L−1)
Cr
150,
300
kg−1)
on
various
aspects
growth.
Specifically,
we
examined
biomass,
photosynthetic
pigments,
gas
exchange
attributes,
oxidative
stress
responses,
antioxidant
compound
activity
(both
enzymatic
nonenzymatic),
gene
expression,
sugar
content,
nutritional
status,
organic
acid
exudation,
accumulation
parts
L.)
seedlings,
were
also
exposed
varying
titanium
dioxide
(TiO2)
nanoparticles
(NPs)
25,
50
µg
mL−1).
Results
from
showed
increasing
significantly
decreased
sugars,
contents
roots
shoots
plants.
Conversely,
increased
indicators
term
malondialdehyde,
hydrogen
peroxide,
electrolyte
leakage,
exudation
pattern
T.
seedlings.
Interestingly,
application
TiO2−NPs
counteracted
leading
greater
biomass.
protective
effect
facilitated
by
NPs'
ability
sequester
reactive
oxygen
species,
thereby
reducing
lowering
concentrations
both
Our
research
findings
indicated
enhance
resilience
seedlings
toxicity,
not
only
improved
but
healthier
physiological
state
demonstrated
more
balanced
acids,
critical
response
mechanism
metal
stress.
Microbial Cell Factories,
Journal Year:
2025,
Volume and Issue:
24(1)
Published: Jan. 14, 2025
Abstract
Extensive
anthropogenic
activity
has
led
to
the
accumulation
of
organic
and
inorganic
contaminants
in
diverse
ecosystems,
which
presents
significant
challenges
for
environment
its
inhabitants.
Utilizing
microalgae
as
a
bioremediation
tool
can
present
potential
solution
these
challenges.
Microalgae
have
gained
attention
promising
biotechnological
detoxifying
environmental
pollutants.
This
is
due
their
advantages,
such
rapid
growth
rate,
cost-effectiveness,
high
oil-rich
biomass
production,
ease
implementation.
Moreover,
microalgae-based
remediation
more
environmentally
sustainable
not
generating
additional
waste
sludge,
capturing
atmospheric
CO
2
,
being
efficient
nutrient
recycling
algal
production
biofuels
high-value-added
products
generation.
Hence,
achieve
sustainability's
three
main
pillars
(environmental,
economic,
social).
Microalgal
mediate
contaminated
wastewater
effectively
through
accumulation,
adsorption,
metabolism.
These
mechanisms
enable
reduce
concentration
heavy
metals
levels
that
are
considered
non-toxic.
However,
several
factors,
microalgal
strain,
cultivation
technique,
type
pollutants,
limit
understanding
removal
mechanism
efficiency.
Furthermore,
adopting
novel
technological
advancements
(e.g.,
nanotechnology)
may
serve
viable
approach
address
challenge
refractory
pollutants
process
sustainability.
Therefore,
this
review
discusses
ability
different
species
mitigate
persistent
industrial
effluents,
dyes,
pesticides,
pharmaceuticals.
Also,
paper
provided
insight
into
nanomaterials,
nanoparticles,
nanoparticle-based
biosensors
from
immobilization
on
nanomaterials
enhance
open
new
avenue
future
advancing
research
regarding
biodegradation
