Nature Communications,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: May 27, 2024
Abstract
Environmental
pollutants
from
different
chemical
families
may
reach
the
gut
microbiome,
where
they
can
be
metabolized
and
transformed.
However,
how
our
symbionts
respond
to
exposure
environmental
pollution
is
still
underexplored.
In
this
observational,
cohort
study,
we
aim
investigate
influence
of
on
microbiome
composition
potential
activity
by
shotgun
metagenomics.
We
select
as
a
case
study
population
living
in
highly
polluted
area
Campania
region
(Southern
Italy),
proposed
an
ideal
field
for
exposomic
studies
compare
fecal
359
subjects
areas
with
high,
medium
low
pollution.
highlight
changes
functionality
that
were
driven
exposure.
Subjects
show
higher
blood
concentrations
dioxin
heavy
metals,
well
increase
microbial
genes
related
degradation
and/or
resistance
these
molecules.
Here
demonstrate
dramatic
effect
xenobiotics
have
communities,
shaping
their
boosting
selection
strains
degrading
capacity.
The
considered
pivotal
player
environment-health
interaction
contribute
detoxifying
toxic
compounds
should
taken
into
account
when
developing
risk
assessment
models.
was
registered
at
ClinicalTrials.gov
identifier
NCT05976126.
Frontiers in Environmental Science,
Journal Year:
2024,
Volume and Issue:
12
Published: July 31, 2024
Heavy
metal
and
Persistent
Organic
Pollutants
(POPs)
pollution
stemming
from
industrialization,
intensive
agriculture,
other
human
activities
pose
significant
environmental
health
threats.
These
contaminants
persist
in
the
air,
soil,
water,
particularly
industrialized
nations,
adversely
affecting
ecosystems.
While
physical
chemical
methods
exist
for
detoxifying
contaminated
they
often
have
drawbacks
such
as
high
cost
technical
complexity.
Bioremediation,
utilizing
plants
microbes,
offers
a
promising
solution.
Certain
microorganisms
like
Streptomyces
,
Aspergillus
plant
species
Hibiscus
Helianthus
show
adsorption
capacities,
making
them
suitable
bioremediation.
However,
plants’
slow
growth
limited
remediation
efficiency
been
challenges.
Recent
advancements
involve
leveraging
plant-associated
microbes
to
enhance
heavy
removal.
Additionally,
nanotechnology,
nano-bioremediation,
shows
promise
efficiently
removing
polluted
environments
by
combining
nanoparticles
with
bioremediation
techniques.
This
review
underscores
metals
using
focusing
on
role
of
Plant
Growth
Promoting
Rhizobacteria
(PGPR)
promoting
phytoremediation.
It
also
explores
implementation
nanotechnologies
eliminating
emphasizing
significance
soil
microbiomes,
nanoparticles,
contaminant
interactions
developing
effective
nano-remediation
strategies
optimizing
agriculture
fields.
Frontiers in Environmental Chemistry,
Journal Year:
2023,
Volume and Issue:
4
Published: May 9, 2023
Metagenomics
is
the
study
of
genetic
information,
including
sequences
and
genomes
microorganisms
present
in
an
environment.
Since
1998,
full-scale
application
this
technique
to
environmental
chemistry
has
brought
significant
advances
characterization
nature
chemical
composition/distribution
contaminants
matrices
contaminated
and/or
remediated
sites.
This
been
critical
selection
contributed
significantly
success
biological
treatment
over
years.
gone
through
different
phases
development,
which
ranges
from
initial
sequencing
strategies
next-generation
(NGS),
a
recently
developed
technology
obtain
more
robust
deoxyribonucleic
acid
(DNA)
profile
devoid
chimeric
reduces
quality
metagenomic
data.
Therefore,
objective
review
evaluate
applications
metagenomics
understanding
dynamics
during
remediation
studies.
Also,
presents
relationship
between
characteristics
properties
compounds,
forms
basis
bioremediation
could
be
useful
developing
predictive
models
that
enhance
efficiency.
In
conclusion,
techniques
have
improved
characterisation
environment
provides
correlation
for
prediction
type
contaminant
expected
various
matrices.
