Effect of emerging pollutants on the gut microbiota of freshwater animals: Focusing on microplastics and pesticides
The Science of The Total Environment,
Год журнала:
2024,
Номер
948, С. 174809 - 174809
Опубликована: Июль 15, 2024
Язык: Английский
Fish gut microbiome and its application in aquaculture and biological conservation
Frontiers in Microbiology,
Год журнала:
2025,
Номер
15
Опубликована: Янв. 7, 2025
Understanding
the
diversity
and
function
of
fish
gut
microbiomes
has
advanced
substantially,
yet
many
aspects
remain
poorly
understood,
particularly
interplay
among
microbiota,
host
species,
environmental
factors
in
context
conservation.
This
review
explores
composition
abundance
bacterial
communities
key
aquaculture
groups-cyprinids,
ictalurids
(catfish),
salmonids,
cichlids
(tilapia)-alongside
model
organism
zebrafish,
across
diverse
geographic
regions.
The
findings
highlight
habitats
species
as
primary
determinants
microbiome
structure,
offering
a
global
perspective
on
these
microbial
communities.
Across
all
groups,
phyla
Firmicutes,
Fusobacteria,
Proteobacteria
consistently
dominated,
while
temperate,
sub-equatorial,
sub-tropical
regions
exhibited
highest
diversity,
underscoring
contribution
taxonomic
factors.
farm-raised
shows
significant
divergence
from
that
wild-caught
fish,
reflecting
impacts
ecological
management
differences.
dynamic
responses
microbiota
is
vital
for
guiding
conservation
efforts,
safeguarding
aquatic
biodiversity,
advancing
sustainable
practices.
Future
research
should
leverage
innovative
techniques
integrative
approaches,
both
experimental
theoretical,
to
uncover
functional
roles
predict
their
changes.
Expanding
coverage
will
be
critical
creating
comprehensive
framework
inform
strategies.
Collectively,
this
highlights
transformative
potential
addressing
challenges
biology.
Язык: Английский
Comparative Analysis of Intestinal Microbiota in Wild, Domesticated, and Cultured Gymnocypris potanini firmispinatus
Biology,
Год журнала:
2024,
Номер
13(12), С. 983 - 983
Опубликована: Ноя. 28, 2024
The
impact
of
the
living
environments
on
intestinal
microbiota
Gymnocypris
potanini
firmispinatus
was
studied
by
analyzing
diversity,
composition,
and
potential
function
among
wild,
domesticated,
cultured
groups.
results
showed
that
fish
in
wild
environment
exhibited
highest
alpha
diversity
microbiota.
Intestinal
microbial
communities
three
groups
clustered
environment,
with
domesticated
showing
higher
similarity.
dominant
phylum
group
Proteobacteria,
whereas
Fusobacteria
Proteobacteria
were
predominate
bacteria
RsaHF231,
Actinobacteria,
Fusobacteria,
Cyanobacteria,
Firmicutes
five
key
differentially
expressed
Functional
prediction
revealed
significant
variation
L-cysteine
degradation
III
pathway
(PWY-5329)
between
groups,
vitamin
E
biosynthesis
(PWY-1422)
(p
<
0.05).
These
findings
highlight
differences
farmed
fish,
which
are
essential
for
enhancing
cultivation
G.
p.
formulation
specific
probiotics
functional
feeds.
Язык: Английский
Long-term adaptation to dietary shifts of gut microbiota in gilthead seabream (Sparus aurata)
Frontiers in Marine Science,
Год журнала:
2024,
Номер
11
Опубликована: Дек. 17, 2024
In
many
meta-analyses
and
literature
reviews
on
fish
microbiota,
the
provenance
of
animals
(farmed
vs.
wild)
is
often
overlooked.
Given
well-established
role
diet
as
a
key
factor
in
shaping
gut
this
study
investigates
impact
dietary
nature
by
comparing
microbiota
gilthead
seabream
(
Sparus
aurata
)
fed
commercial
versus
wild-type
diet,
all
reared
within
recirculating
aquaculture
system.
Over
60-day
period,
we
tracked
changes
bacterial
diversity,
structure,
composition
following
shift
from
feed
to
exclusively
based
pink
shrimp
Parapenaeus
longirostris
).
Gut
communities
were
assessed
using
16S
rRNA
gene
sequencing
(Illumina
MiSeq
platform)
with
primers
targeting
V3-V4
hypervariable
regions.
Twenty
days
after
change,
microbial
diversity
(Shannon
index)
increased
compared
those
while
Dominance
index
values
decreased.
Additionally,
inter-individual
(beta-)
Bray-Curtis
distances
also
differed
between
treatments.
These
results
support
further
that
comparisons
farmed/captive
wild
are
challenging
due
unpredictable
feeding
regimes
variations
fish.
However,
diminished
over
time,
differences
intra-
being
reduced
40
days,
which
suggests
an
adaptation
changes.
At
point,
showed
similar
taxonomical
composition.
Moreover,
core
consisting
species
belonging
genera
Ralstonia
,
Paraburkholderia
Fulvimonas
Pseudomonas
Cutibacterium
was
maintained
sampling
times
under
both
Overall,
serves
conceptual
approach
shows
long-term
radical
probably
driven
host-inherent
factors.
Furthermore,
these
may
be
valuable
insight
for
manufacturers
aiming
develop
sustainable
cost-effective
ingredients
since
they
suggest
some
alternative
feeds
do
not
have
adverse
effects
microbiota.
Язык: Английский