Frontiers in Microbiology,
Год журнала:
2023,
Номер
14
Опубликована: Янв. 24, 2023
The
complex
gut
bacterial
communities
have
a
major
impact
on
organismal
health.
However,
knowledge
of
the
effects
habitat
change
microbiota
wild
birds
is
limited.
In
this
study,
we
characterized
two
different
subspecies
Silver-eared
Mesia
(Leiothrix
argentauris),
native
(L.
a.
rubrogularis)
and
immigrant
vernayi),
using
16S
rRNA
gene
high-throughput
sequencing.
These
live
in
trace
metal-contaminated
area,
L.
vernayi
was
trafficked.
They
are
an
excellent
system
for
studying
how
microbiome
animal
changes
when
they
move
to
new
habitats.
We
hypothesized
that
would
develop
same
adaptations
as
response
changes.
results
showed
there
were
no
significant
differences
composition,
diversity,
or
functional
metabolism
between
under
combined
action
similar
influencing
factors
(the
p
values
all
analyses
variance
>0.05).
addition,
composition
adaptation
against
metal
damage.
Linear
discriminant
analysis
effect
size
(LEfSe)
revealed
Massilia
intestinal
significantly
higher
than
subspecies,
suggesting
suffered
change.
Finally,
found
these
living
mining
area
had
extremely
high
proportion
pathogenic
bacteria
their
(about
90%),
much
other
species
50%)
environment.
Our
Mesias
heavy
metals
stress,
which
provide
guidance
biodiversity
conservation
pollution
management
area.
Frontiers in Microbiology,
Год журнала:
2025,
Номер
16
Опубликована: Май 9, 2025
This
study
aimed
to
improve
knowledge
of
raptor
microbiomes
by
providing
the
first
description
tracheal
and
cloacal
bacterial
diversity
Eastern
Imperial
Eagles
(
Aquila
heliaca
).
To
date,
only
few
studies
are
available
they
carried
out
mainly
on
captive
birds.
The
Eagle
is
species
significant
conservation
concern
and,
therefore,
characterization
microbiota
contributes
valuable
information
field
avian
microbiology
aids
in
efforts
for
this
threatened
species,
moreover,
identification
human
pathogens
within
microbial
communities
evaluation
potential
threats
birds,
humans,
other
crucial
sustainably
balancing
wellbeing
ecosystems,
3,500
OTUs
were
identified
from
each
sample
supported
∼2.8
Million
sequence
reads.
dominated
Gammaproteobacteria
(67.5%),
Bacilli
(43.8%),
Negativicutes
(22.0%).
We
detected
dissimilarities
between
(unique
440
OTUs)
(337
unique
samples,
evidence
moderate
positive
monotonic
relationship
communities.
No
differences
individuals
different
nests.
can
serve
as
an
indicator
presence
its
respective
habitats.
Efforts
aiming
at
protection
red-listed
birds
may
not
presently
prioritize
microbiome
considerations
but
integrating
research
into
strategies
could
yield
benefits.
Animals,
Год журнала:
2025,
Номер
15(10), С. 1442 - 1442
Опубликована: Май 16, 2025
In
order
to
protect
endangered
species,
many
zoos
adopt
diverse
rearing
models
achieve
optimal
conservation
outcomes.
This
study
employed
metagenomic
approaches
assess
differences
in
the
fecal
microbiome
of
captive
and
semi-free-ranging
ring-tailed
lemurs
(Lemur
catta).
The
results
show
that
captivity
significantly
altered
microbial
community
structure.
inter-individual
variability
within
captive-bred
(CB)
group
was
lower
than
(FR)
group,
yet
these
individuals
harbored
a
higher
abundance
potential
pathogens
(Treponema_D).
contrast,
genera
associated
with
fiber
degradation
short-chain
fatty
acid
production
FR
were
elevated
(Faecalibacterium,
Roseburia,
Megamonas)
as
compared
CB
group.
Environmental
variations
between
two
systems
led
distinct
profiles
functions
carbohydrate-active
enzyme
gene
composition.
Notably,
exhibited
an
increased
genes
complex
polysaccharides
(cellulose,
hemicellulose,
pectin),
suggesting
their
diet,
rich
natural
plant
fibers,
enhances
capacity
gut
microbiota
extract
essential
energy
nutrients.
Conversely,
displayed
more
homogeneous
prevalence
pathogens,
implying
lifestyle
may
negatively
impact
gastrointestinal
health.
These
findings
offer
valuable
insights
into
influence
conditions
on
ecology
its
implications
for
health
management
lemurs.
NeoBiota,
Год журнала:
2025,
Номер
98, С. 335 - 360
Опубликована: Май 19, 2025
Despite
increasing
evidence
for
the
contribution
of
microbiomes
to
host
fitness
and
evolution,
their
role
in
adaptation
successful
establishment
invasive
animal
species
remains
underexplored.
Animal
can
mediate
key
phenotypic
traits
such
as
energy
metabolism,
detoxification
disease
resistance.
Therefore,
harbouring
a
highly
functional
microbiome
may
be
advantageous
context
invasion,
where
small
populations
must
rapidly
adapt
new
environmental
conditions.
We
conducted
scoping
review
studies
focusing
on
invasions
explore
extent
nature
research
efforts
this
topic
identify
general
patterns
that
help
elucidate
relationship
between
microbial
communities
invasiveness.
The
analysis
147
articles
published
2006
2024
showed
steady
increase
output
topic,
parallel
with
growing
interest
biological
technical
theoretical
advances
research.
However,
application
analytical
approaches
go
beyond
taxonomic
characterisation
limited
is
still
heavily
biased
towards
invertebrates.
Although
most
reviewed
was
descriptive,
more
detailed
assessment
subset
43
using
comparative
design
revealed
some
recurring
patterns.
Host
introduction
range
tend
diverge
from
those
native
range,
but
generally
retain
core
microorganisms
involved
Studies
have
examined
along
invasion
pathway
highlight
how
stochastic
events,
propagule
pressure
population
mixing
are
relevant
drivers
community
assembly
during
introductions.
Comparisons
co-occurring,
outcompeted
often
suggest
observed
differences
driving
interactions
microbiome-mediated.
date,
only
handful
been
able
establish
mechanistic
link
invasiveness
an
experimental
design.
While
observational
remain
valuable
at
early
stage,
we
advocate
wider
use
novel
technologies
generate
robust
information
will
strengthen
inferential
value.
As
system-specific
become
available,
meta-analytical
allow
us
uncover
broader
eco-evolutionary
ultimately
invasions.
Frontiers in Microbiology,
Год журнала:
2023,
Номер
14
Опубликована: Янв. 24, 2023
The
complex
gut
bacterial
communities
have
a
major
impact
on
organismal
health.
However,
knowledge
of
the
effects
habitat
change
microbiota
wild
birds
is
limited.
In
this
study,
we
characterized
two
different
subspecies
Silver-eared
Mesia
(Leiothrix
argentauris),
native
(L.
a.
rubrogularis)
and
immigrant
vernayi),
using
16S
rRNA
gene
high-throughput
sequencing.
These
live
in
trace
metal-contaminated
area,
L.
vernayi
was
trafficked.
They
are
an
excellent
system
for
studying
how
microbiome
animal
changes
when
they
move
to
new
habitats.
We
hypothesized
that
would
develop
same
adaptations
as
response
changes.
results
showed
there
were
no
significant
differences
composition,
diversity,
or
functional
metabolism
between
under
combined
action
similar
influencing
factors
(the
p
values
all
analyses
variance
>0.05).
addition,
composition
adaptation
against
metal
damage.
Linear
discriminant
analysis
effect
size
(LEfSe)
revealed
Massilia
intestinal
significantly
higher
than
subspecies,
suggesting
suffered
change.
Finally,
found
these
living
mining
area
had
extremely
high
proportion
pathogenic
bacteria
their
(about
90%),
much
other
species
50%)
environment.
Our
Mesias
heavy
metals
stress,
which
provide
guidance
biodiversity
conservation
pollution
management
area.
