Aquaculture Reports,
Journal Year:
2023,
Volume and Issue:
32, P. 101732 - 101732
Published: Sept. 12, 2023
The
swimming
crab
(Portunus
trituberculatus)
is
a
valuable
crustacean
species
extensively
cultivated
in
China,
owing
to
its
fast
development,
palatability,
and
rich
nutrition.
However,
the
genetic
factors
regulating
growth
remain
elusive,
impeding
progress
of
breeding
initiatives
for
this
economically
important
species.
In
study,
we
combined
bulk
segregation
analysis
sequencing
(BSA-seq)
transcriptome
(RNA-seq)
identify
potential
candidate
genes
related
body
weight
P.
trituberculatus
using
full-sib
family.
BSA-seq
successfully
identified
five
intervals
on
chromosomes
31,
38,
47,
spanning
total
length
9.76
Mb,
which
encompassed
137
annotated
genes.
By
conducting
RNA-seq
individuals
two
extreme
groups,
1581
were
mined
as
differentially
expressed
(DEGs),
involving
357
up-regulated
1224
down-regulated
GO
enrichment
demonstrated
that
DEGs
significantly
enriched
proteolysis,
obsolete
oxidation-reduction
process,
nucleus,
cytoplasm,
molecular
function,
metal
ion
binding.
KEGG
showed
proteasome
signaling
pathway
could
play
prominent
role
difference
trituberculatus.
conjunctive
analyses
led
identification
eight
critical
DEGs,
including
peripheral
plasma
membrane
protein
CASK
(CASK),
cytoplasmic
dynein
2
heavy
chain
1
(Dyh1b),
RNA-binding
5
(Rbm5),
structural
maintenance
3
(Smc3),
hemicentin-2
(Hmcn1),
A-kinase
anchor
13
(Akap13),
zinc
finger
MYM-type
(Zmym3),
extracellular
matrix
FRAS1
(Fras1),
exert
influence
over
This
study
not
only
enhances
our
understanding
mechanism
governing
but
also
provides
insights
future
aquaculture
programs
aimed
at
selective
Aquaculture International,
Journal Year:
2025,
Volume and Issue:
33(2)
Published: Jan. 10, 2025
Abstract
The
study
aims
to
evaluate
the
reproductive
performance,
serum
biochemical
indices,
growth,
antioxidant
capacity,
and
immune
response
of
Florida
Red
Tilapia
(
Oreochromis
sp.)
progeny
reared
at
different
salinity
levels
within
biofloc
technology
(BFT)
systems,
focusing
on
egg
production,
fertilization
rates,
tolerance
oxidative
stress,
offspring
performance.
Broodstock
in
systems
(BF)
were
compared
those
clear
water
(Without
biofloc,
WBF)
across
three
(18,
28,
36‰)
over
a
7-month
period.
also
assessed
fry
direct
transfer
high
(36‰)
without
prior
acclimatization.
A
total
216
females
(initial
body
weight:
182
±
1.8
g)
72
males
201
0.88
randomly
assigned
18
concrete
tanks
(2
×
6
1
m)
investigate
effects
BFT
spawning
performance
larval
survival
under
high-salinity
conditions.
findings
indicated
that
appropriate
(18‰)
positively
affected
efficiency,
enhanced
immunological
parameters,
improved
growth
but
elevated
led
reduced
success
hindered
red
tilapia
thrive
quality
conditions
are
acceptable
limits.
High
environments
increased
dissolved
oxygen
pH,
especially
ponds.
time,
production.
It
hatchability,
quality,
yolk
sac
absorption.
broodstock
showed
higher
key
proteins
(total
protein,
albumin,
globulin)
which
helped
counteract
negative
their
overall
health
stress
tolerance.
In
environments,
rates
rates.
conclusion,
improves
salinity.
enhances
survival,
while
improving
function,
making
it
sustainable
solution
for
aquaculture
saline
environments.
International Journal of Molecular Sciences,
Journal Year:
2025,
Volume and Issue:
26(7), P. 2930 - 2930
Published: March 24, 2025
Grass
carp
(Ctenopharyngodon
idella)
is
a
key
aquaculture
species,
and
understanding
its
adaptation
mechanisms
to
saline
environments
crucial
for
addressing
the
global
freshwater
salinization
challenge.
In
this
study,
juvenile
grass
were
acclimated
three
salinity
levels
(0,
4,
8
ppt)
30
days,
after
which
gill
intestinal
tissues
sampled
quantify
cortisol
concentrations
conduct
RNA-seq.
Results
showed
that
exhibited
salinity-dependent
increase,
with
significantly
higher
in
than
tissues,
suggesting
plays
an
important
role
salt
of
carp.
RNA-seq
revealed
ion
transport-related
genes
upregulated
gills,
whereas
biosynthesis,
oxygen
transport,
energy
metabolism
downregulated.
intestine,
involved
taurine
transport
intercellular
junctions
highly
expressed,
while
immune-related
reduced
expression.
These
findings
suggest
high
suppresses
respiration
efficiency,
exchange
primarily
occurring
gills.
Functional
annotation
identified
seven
candidate
(LOC127513882,
aqp9b,
ca4a,
ca5a,
igfbp1b,
slc12a2,
slc12a4)
as
regulators
adaptation.
Overall,
our
study
provides
valuable
insights
into
underlying
tolerance
Sustainability,
Journal Year:
2024,
Volume and Issue:
16(21), P. 9276 - 9276
Published: Oct. 25, 2024
This
study
presents
a
case
focused
on
sustainable
farming
practices,
specifically
the
cultivation
of
tilapia
(Mozambican
and
aureus
species)
in
ponds
with
geothermal
water.
research
aims
to
optimize
hydrochemical
regime
experimental
enhance
growth
metrics
external
characteristics
breeders.
The
dataset
encompasses
parameters
fish
feeding
base
from
where
were
cultivated.
Genetic
algorithms
(GA)
employed
for
hyperparameter
optimization
(HPO)
deep
neural
networks
(DNN)
prediction
productivity
each
pond
under
varying
conditions,
achieving
an
R2
score
0.94.
GA-driven
HPO
process
is
robust
method
optimizing
aquaculture
practices
by
accurately
predicting
how
different
conditions
feed
bases
influence
tilapia.
By
determining
these
factors,
model
promotes
improving
breeding
outcomes
maximizing
aquaculture.
approach
can
also
be
applied
other
systems,
enhancing
efficiency
sustainability
across
various
species.
