Environmental Science and Ecotechnology,
Journal Year:
2025,
Volume and Issue:
unknown, P. 100557 - 100557
Published: March 1, 2025
The
widespread
and
indiscriminate
use
of
biocides
poses
significant
threats
to
global
health,
socioeconomic
development,
environmental
sustainability
by
accelerating
antibiotic
resistance.
Bacterial
resistance
development
is
highly
complex
influenced
significantly
factors.
Increased
biocide
usage
in
households,
agriculture,
livestock
farming,
industrial
settings,
hospitals
produces
persistent
chemical
residues
that
pollute
soil
aquatic
environments.
Such
contaminants
contribute
the
selection
proliferation
resistant
bacteria
antimicrobial
genes
(ARGs),
facilitating
their
dissemination
among
humans,
animals,
ecosystems.
In
this
review,
we
conduct
a
critical
assessment
four
issues
pertaining
topic.
Specifically,
(i)
role
exerting
selective
pressure
within
resistome,
thereby
promoting
microbial
populations
contributing
spread
(ARGs);
(ii)
triggering
transient
phenotypic
adaptations
bacteria,
including
efflux
pump
overexpression,
membrane
alterations,
reduced
porin
expression,
which
often
result
cross-resistance
multiple
antibiotics;
(iii)
capacity
disrupt
make
genetic
content
accessible,
releasing
DNA
into
environment
remains
intact
under
certain
conditions,
horizontal
gene
transfer
determinants;
(iv)
bacterial
cells,
enhancing
interactions
between
biofilms
environment,
strengthening
biofilm
cohesion,
inducing
mechanisms,
creating
reservoirs
for
microorganisms
ARG
dissemination.
Collectively,
review
highlights
public
health
implications
use,
emphasizing
an
urgent
need
strategic
interventions
mitigate
proliferation.
Biology,
Journal Year:
2022,
Volume and Issue:
11(9), P. 1297 - 1297
Published: Aug. 31, 2022
The
dearth
of
cardinal
data
on
species
presence,
dispersion,
abundance,
and
habitat
prerequisites,
besides
the
threats
impeded
by
escalating
human
pressure
has
enormously
affected
biodiversity
conservation.
innovative
concept
eDNA,
been
introduced
as
a
way
overcoming
many
difficulties
rigorous
conventional
investigations,
is
hence
becoming
prominent
novel
method
for
assessing
biodiversity.
Recently
demand
eDNA
in
ecology
conservation
expanded
exceedingly,
despite
lack
coordinated
development
appreciation
its
strengths
limitations.
Therefore
it
pertinent
indispensable
to
evaluate
extent
significance
eDNA-based
investigations
terrestrial
habitats
classify
recognize
critical
considerations
that
need
be
accounted
before
using
such
an
approach.
Presented
here
brief
review
summarize
prospects
constraints
utilizing
ecosystems,
which
not
explored
exploited
greater
depth
detail
ecosystems.
Given
these
obstacles,
we
focused
primarily
compiling
most
current
research
findings
from
journals
accessible
analysis
discuss
ecosystems
(2012-2022).
In
evaluation,
also
advancements
limitations
related
technique.
Water Research,
Journal Year:
2024,
Volume and Issue:
263, P. 122200 - 122200
Published: Aug. 2, 2024
Prophages
are
prevalent
among
bacterial
species,
including
strains
carrying
antibiotic
resistance
genes
(ARGs).
Prophage
induction
can
be
triggered
by
the
SOS
response
to
stressors,
leading
cell
lysis.
In
environments
polluted
chemical
ARGs
and
prophage
co-harboring
might
pose
an
unknown
risk
of
spreading
through
pollutant-mediated
subsequent
this
study,
we
investigated
effects
common
non-antibiotic
water
pollutants,
triclosan
silver
nanoparticles,
on
triggering
in
clinical
isolates
uptake
released
naturally
competent
bacterium
Acinetobacter
baylyi.
Our
results
demonstrate
that
both
at
environmentally
relevant
concentrations
those
found
commercial
products,
significantly
enhance
various
isolates.
Transmission
electron
microscopy
imaging
plaque
assays
confirmed
production
infectious
phage
particles
under
pollutants-mediated
induction.
addition,
rate
ARG
transformation
A.
baylyi
increased
after
release
extracellular
from
induction-mediated
The
mechanism
is
primarily
associated
with
excessive
oxidative
stress,
which
provokes
response.
findings
offer
insights
into
role
pollutants
promoting
dissemination
Nature Water,
Journal Year:
2023,
Volume and Issue:
1(7), P. 635 - 648
Published: July 13, 2023
Abstract
Contaminants
in
the
environment
can
increase
natural
transformation
rates
bacteria.
However,
co-occurrence
of
a
large
suite
contaminants
may
result
final
that
are
not
based
on
geometric
addition
individual
responses.
Here
we
show
combination
different
chemicals
and
physical
stressors
results
do
always
follow
additive
Specifically,
some
combinations
increased
synergistically,
while
others
decreased
antagonistically.
Unpredictability
outcome
was
also
observed
when
Acinetobacter
baylyi
ADP1
exposed
to
chlorinated
reclaimed
water.
We
determined
stimulatory
effect
be
compensated
extracellular
DNA
concentrations
fall
below
0.1
ng
l
−1
per
2
×
10
7
cells.
Thus,
wastewater
treatment
process
minimize
cell
load
would
key
intervention
strategy
frequency
arising
from
use
treated
wastewater.
Environment International,
Journal Year:
2022,
Volume and Issue:
171, P. 107716 - 107716
Published: Dec. 22, 2022
Approximately
9
million
metric
tons
of
plastics
enters
the
ocean
annually,
and
once
in
marine
environment,
plastic
surfaces
can
be
quickly
colonised
by
microorganisms,
forming
a
biofilm.
Studies
on
debris-biofilm
associations,
known
as
plastisphere,
have
increased
exponentially
within
last
few
years.
In
this
review,
we
first
briefly
summarise
methods
techniques
used
exploring
plastic-microbe
interactions.
Then
highlight
research
gaps
provide
future
opportunities
for
plastisphere
studies,
especially,
characterisation
standardised
biodegradation
tests,
fate
"environmentally
friendly"
plastics,
coastal
habitats.
Located
tropics,
Southeast
Asian
(SEA)
countries
are
significant
contributors
to
debris.
However,
studies
region
lacking
therefore,
discuss
how
unique
environmental
conditions
SEA
seas
may
affect
interaction
why
there
is
an
imperative
need
conduct
environments.
Finally,
also
lack
understanding
pathogenicity
ecotoxicological
effects
ecosystems.
