Minerals,
Год журнала:
2024,
Номер
14(10), С. 966 - 966
Опубликована: Сен. 25, 2024
This
study
evaluated
non-fibrous
Mg-clays
as
potential
adsorbents
of
emerging
contaminants
(ECs)
from
water.
The
materials
were
characterized,
and
their
textural
structural
properties
related
to
ability
remove
two
model
EC
molecules:
ciprofloxacin
(CPX)
lidocaine
(LID).
results
showed
that
Ad-6
Ad-7
are
mixed-layer
kerolite/stevensite,
while
Ad-5
Ad-8
mainly
composed
smectite
minerals
like
stevensite
saponite,
respectively.
exhibited
the
highest
CPX-adsorption
capacity
(0.91
mmol·g−1
clay),
likely
due
its
saponite
content.
Mixed-layer
also
performed
well,
with
achieving
an
adsorption
0.8
0.55
clay,
Adsorption
studies
suggested
CPX
is
adsorbed
through
ion
exchange
in
high
content
(Ad-8
Ad-5),
interstratified
enhanced
retention
kerolite
presence,
which
improves
porous
structures.
Similar
findings
observed
for
LID,
indicating
a
cationic-exchange
mechanism
LID
all
suggesting
molecular
size
could
regulate
removal
these
materials.
work
studied
be
effectively
used
pharmaceutical
pollutants,
expanding
commercial
possibilities.
Reviews in Aquaculture,
Год журнала:
2023,
Номер
16(2), С. 706 - 731
Опубликована: Окт. 26, 2023
Abstract
Fish
microbiome
plays
an
important
role
in
maintaining
host
homeostasis,
with
many
bacterial
functions
directly
linked
to
fitness.
research
is
advancing
fast,
especially
the
context
of
aquaculture
where
several
stressors
are
known
disrupt
stability
host‐associated
bacteria,
prompting
dysbiosis.
Therefore,
understanding
signatures
dysbiosis
different
fish
mucosae
and
their
association
such
fundamental
set
up
efficient
health‐monitoring
strategies,
as
well
sound
objective
working
hypothesis
for
future
research.
Herein,
we
reviewed
studies
that
employed
culture‐independent
approaches
assess
effects
disease,
chemotherapeutics
water
quality
changes
on
diversity
metrics
gut,
skin
gill
microbiomes.
We
conclude
increases
abundance
potential
pathogens
community
structure
reliable
indicators
fish.
The
gut
emerged
being
highly
susceptible
salinity
chemotherapeutics,
whereas
external
microbiota
seems
be
more
caused
by
disease
temperature
changes.
Our
analysis
showed
treatments
tetracyclines
florfenicol
likely
elicit
severe
compared
quinolones
disinfectants
cause
lesser
disturbance
microbiome.
Bacterial
diseases
also
frequently
(enteritis
particular),
parasitic
far
less
deleterious.
Regarding
impacts
quality,
only
reasonably
studied.
Recent
developments
metagenomics,
include
a
fast
turn‐around
time
results,
can
used
detect
homeostasis
during
critical
periods
production,
assisting
management.
Animals,
Год журнала:
2025,
Номер
15(7), С. 932 - 932
Опубликована: Март 24, 2025
Lead
(Pb)
is
a
non-essential
toxic
metal
that
accumulates
in
aquatic
environments,
negatively
impacting
fish
health.
This
study
evaluated
the
acute
toxicity
of
Pb
starry
flounders
(Platichthys
stellatus).
Fish
(41
±
8.1
g,
14
0.9
cm)
were
exposed
to
concentrations
0,
10,
20,
40,
80,
160,
320,
and
640
mg
Pb2+/L
for
96
h.
The
lethal
concentration
(96
h
LC50)
was
determined
be
227
Pb2+/L.
Hematological
analysis
showed
significant
decreases
RBC
counts,
hemoglobin,
hematocrit,
while
MCH
MCHC
increased
at
≥160
Plasma
calcium
levels
significantly
decreased
following
exposure,
AST
activity
reduced.
These
findings
suggest
waterborne
exposure
adversely
affects
survival,
hematological
parameters,
plasma
components
P.
stellatus,
providing
insight
into
organisms.
Microorganisms,
Год журнала:
2025,
Номер
13(3), С. 539 - 539
Опубликована: Фев. 27, 2025
This
article
reviews
the
scientific
literature
discussing
microbial
interactions
between
water
microbiota,
live
food
fish
larvae
immune
system
and
gut
biofilm
communities
in
rearing
systems
for
marine
larvae.
Fish
microbiota
is
first
line
of
defense
against
opportunistic
pathogens,
are
vulnerable
to
high
mortalities
during
weeks
after
hatching.
The
bacterial
colonization
a
dynamic
process
influenced
by
environmental
host-related
factors.
bacteria
transferred
from
eggs
can
influence
composition
early
stages
fish.
ingest
free-living
microorganisms
present
water,
as
drink
osmoregulation.
In
aquaculture
systems,
conventional
feeding–rearing
protocol
consists
zooplankton
(rotifers,
Artemia,
copepods).
These
organisms
filter-feeders.
Once
new
environment,
they
quickly
adopt
microflora
surrounding
water.
So,
similar
at
time
ingestion
biofilms
may
harbor
pathogenic
serve
reservoir
those
microbes,
which
colonize
column.
methods
applied
study
were
reviewed.
Microscopy Research and Technique,
Год журнала:
2024,
Номер
87(10), С. 2292 - 2300
Опубликована: Май 15, 2024
Abstract
The
bio‐reductive
fabrication
of
nanomaterials
is
a
developing
arena
study
that
seeks
to
fabricate
nanoparticles
(NPs)
using
microorganisms,
plants,
and
animal
blood.
However,
the
chemical
approach
AgNPs
fulfills
need
abundant
NPs.
In
contrast,
chemically
fabricated
are
more
toxic
than
biological
AgNPs.
Therefore,
current
aimed
assess
evaluate
silver
(AgNPs)
for
their
possible
toxicity
in
Common
carp
fish
(
Cyprinus
carpio
).
synthesized
were
purchased
from
market
applied
toxicity.
used
against
bioaccumulation
different
organs
histological
alterations
intestine
muscles.
results
revealed
mostly
accumulated
intestines
followed
by
gills,
liver,
muscles
p
<
.05).
caused
gills
at
highest
concentration
(0.08
mg/L).
no
observed
middle
lowest
AgNPs,
particularly,
intestine.
conclusion,
extensive
research
required
establish
hazards
related
use
disclose
negative
effects
on
aquatic
environment.
Reasearch
Highlights
method
fabricates
large
amount
Additionally,
considered
have
excellent
diverse
applications
deposited
various
cause
changes.
