Glyphosate and spinetoram alter viral communities with different effects on antibiotic resistance genes in the bumblebee gut
Journal of Environmental Management,
Год журнала:
2025,
Номер
374, С. 124079 - 124079
Опубликована: Янв. 10, 2025
Язык: Английский
Opportunistic Gulls Infected by Antibiotic‐Resistant Bacteria Show Contrasting Movement Behaviour
Ecology and Evolution,
Год журнала:
2025,
Номер
15(4)
Опубликована: Апрель 1, 2025
ABSTRACT
The
emergence,
spread
and
potential
zoonotic
importance
of
pathogenic‐resistant
bacteria
(e.g.,
Escherichia
coli
)
has
fuelled
the
research
on
epidemiology
vector
movement
dynamics.
However,
little
is
known
about
effects
that
apparently
asymptomatic
carriage
may
have
host
behaviour.
Here,
we
analysed
compared
patterns
habitat
use
(focused
different
risk
exposure
to
Antibiotic
Resistance)
yellow‐legged
gulls
(
Larus
michahellis
carrying
n
=
10)
not
29)
Antibiotic‐resistant
.
Using
data
from
GPS
devices
coupled
with
accelerometers,
found
evidence
individuals
resistant
E.
,
although
previously
considered
asymptomatic,
had
lower
accumulated
travelled
distances
moved
over
smaller
areas.
resistance
affect
some
extent,
as
in
this
case,
potentially
reducing
pathogen
dispersal
large
Язык: Английский
Variability of faecal microbiota and antibiotic resistance genes in flocks of migratory gulls and comparison with the surrounding environment
Environmental Pollution,
Год журнала:
2024,
Номер
359, С. 124563 - 124563
Опубликована: Июль 15, 2024
Gulls
commonly
rely
on
human-generated
waste
as
their
primary
food
source,
contributing
to
the
spread
of
antibiotic-resistant
bacteria
and
resistance
genes,
both
locally
globally.
Our
understanding
this
process
remains
incomplete,
particularly
in
relation
its
potential
interaction
with
surrounding
soil
water.
We
studied
lesser
black-backed
gull,
Larus
fuscus,
a
model
examine
spatial
variation
faecal
bacterial
communities,
antibiotic
genes
(ARGs),
mobile
genetic
elements
(MGEs)
relationship
water
soil.
conducted
sampling
campaigns
within
connectivity
network
different
flocks
gulls
moving
across
functional
units
(FUs),
each
which
represents
module
highly
interconnected
patches
habitats
used
for
roosting
feeding.
The
FUs
vary
habitat
use,
some
using
more
polluted
sites
(notably
landfills),
while
others
prefer
natural
environments
(e.g.,
wetlands
or
beaches).
Faecal
communities
from
that
visit
spend
time
landfills
exhibited
higher
richness
diversity.
microbiota
showed
high
compositional
overlap
was
greater
when
compared
landfill
(11%)
than
wetland
soils
(6%),
much
lower
(2%
1%
water,
respectively).
relative
abundance
ARGs
MGEs
were
similar
between
FUs,
variations
observed
only
specific
families
MGEs.
When
exploring
carriage
bird
faeces
compartments,
gull
enriched
classified
High-Risk.
results
shed
light
complex
dynamics
wild
populations,
providing
insights
into
interactions
among
movement
feeding
behavior,
characteristics,
dissemination
determinants
environmental
reservoirs.
Язык: Английский
Dirty habits: potential for spread of antibiotic-resistance by black-headed gulls from waste-water treatment plants
Environmental Science and Pollution Research,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 30, 2024
Abstract
Anthropogenic
environments
such
as
wastewater
treatment
plants
(WWTPs)
and
landfills
are
sources
of
antimicrobial
resistance
(AMR).
Black-headed
gulls
(
Chroicocephalus
ridibundus)
frequently
use
WWTPs
may
be
vectors
for
AMR.
We
used
GPS
tracking
data
39
up
to
8
months,
combined
with
a
shedding
curve,
study
dispersal
distances
AMR
in
Iberia.
The
21
different
(684
visits)
three
(21
visits).
Areas
high
risk
dissemination
were
an
average
25
km
from
the
infection
source,
maximum
500
km.
Solar
saltworks
natural
waterbodies
particularly
exposed
dissemination,
followed
by
agriculture,
sports
facilities,
tourist
beaches.
There
was
important
variability
between
individual
their
habitat
specialization,
which
they
visited.
Studying
spatial
movements
after
visiting
helps
pinpoint
sensitive
locations
where
pathogen
transmission
is
most
likely.
Язык: Английский