Aquaculture Nutrition,
Год журнала:
2022,
Номер
2022, С. 1 - 14
Опубликована: Май 6, 2022
Protein
ingredients
for
formulation
of
fish
feeds
are
expensive
and
have
limited
availability.
Therefore,
reducing
dietary
protein
while
increasing
fat
content
is
a
common
practice
in
rearing
carnivorous
species.
However,
the
ability
L-carnitine
to
alleviate
adverse
effects
such
diets
currently
unknown.
This
study
investigated
role
supplementation
alleviating
on
growth
performance,
energy
metabolism,
antioxidant
capacity,
inflammation
response
juvenile
largemouth
bass
(Micropterus
salmoides)
fed
low
high
diet.
Three
were
formulated
contain
(LPHF:
420
g
kg-1
150
lipid),
LPHF
supplemented
with
(LPHFC:
control
diet
(CON:
480
130
lipid).
The
30
(
g)
juveniles
triplicates
eight
weeks.
results
showed
that
feed
increased
hepatosomatic
index,
visceral
somatic
mesenteric
whole-body
crude
content,
serum
liver
triglyceride
concentrations,
non-esterified
fatty
acid
level
than
those
CON
Moreover,
alanine
aminotransferase
activity
malondialdehyde
reduced
superoxide
dismutase
(SOD)
activities
liver.
Furthermore,
content.
Interestingly,
feeding
LPHFC
decreased
deposition
damage
by
downregulating
expression
genes
related
lipogenesis,
inflammation,
SOD
activity.
indicates
alleviates
caused
decreasing
lipogenesis
lipid
catabolism.
Our
provides
novel
knowledge
strategies
improve
utilization
cultured
aquatic
animals.
Aquaculture Nutrition,
Год журнала:
2023,
Номер
2023, С. 1 - 16
Опубликована: Июль 13, 2023
The
experiment
was
conducted
to
evaluate
alternative
protein
ingredients
in
a
low-fish
meal
(FM)
diet
for
red
seabream
(Pagrus
major).
Twelve
experimental
diets
were
formulated.
Control
(CON)
designed
contain
60%
FM.
Other
formulated
by
replacing
50%
of
FM
from
the
CON
with
soy
concentrate
(SPC),
corn
gluten
(CG),
meat
(MM),
and/or
chicken
byproduct
(CBM).
Four
including
one
SPC,
CG,
MM,
or
CBM
as
replacer
and
designated
CBM.
Six
other
adding
two
SPC
CBM,
CG
MM
SCG,
SMM,
SCM,
CMM,
CCM,
MCM,
respectively.
12th
(MIX)
CGM,
Triplicate
fish
groups
(50.2
±
0.1
g)
hand-fed
12
weeks.
Weight
gain
(WG)
significantly
improved
MCM
compared
CCM
diets.
WG
CON,
CM,
MIX
comparable
groups.
lowest
observed
CMM
Feed
efficiency
(FE)
higher
group
SGC,
CMC
FE
than
SCG
Fillet
linolenic
acid
(C18:2n-6)
level
Serum
lysozyme
activity
Therefore,
high
dietary
reduces
growth
performance
feed
utilization
seabream.
A
mixture
seems
be
more
efficient
diet.
Aquaculture International,
Год журнала:
2022,
Номер
30(3), С. 1481 - 1504
Опубликована: Март 16, 2022
Abstract
In
Europe,
turbot
aquaculture
has
a
high
potential
for
sustainable
production,
but
the
low
tolerance
to
fishmeal
replacement
in
diet
represents
big
issue.
Therefore,
this
study
investigated
effects
of
more
feed
formulations
on
growth
and
performance,
as
well
nutritional
status
juvenile
recirculating
systems.
16-week
feeding
trial
with
20
g
turbot,
one
control
containing
traditional
fishmeal,
fish
oil
soy
products
two
experimental
diets
where
20%
was
replaced
either
processed
animal
proteins
(PAP)
or
terrestrial
plant
(PLANT)
were
tested.
Irrespective
diets,
performance
similar
between
groups,
whereas
significantly
reduced
PAP
group
compared
control.
Comparing
growth,
utilisation
biochemical
parameters,
results
indicate
that
fed
had
lowest
performance.
Fish
PLANT
control,
parameters
status,
such
condition
factor,
hepato-somatic
index
glycogen
content
showed
levels
after
16
weeks.
These
are
within
physiological
range
therefore
not
cause
negative
Since
unaffected,
lower
formulation
might
be
balanced
by
cost
efficient
comparison
commercial
formulations.
Present
highlights
suitability
alternative
food
farmed
fish.
Aquaculture Reports,
Год журнала:
2024,
Номер
35, С. 101963 - 101963
Опубликована: Фев. 8, 2024
The
Chinese
mitten
crab
is
an
important
aquaculture
product
in
China.
Currently,
rice-crab
co-culture
a
novel
model
that
can
realize
positive
interactions.
feed
for
crabs
cultured
rice
fields
should
be
distinguished
from
other
modes,
since
their
culture
environment
unique.
Therefore,
this
study
designed
three
experimental
groups
were
fed
15%
(RC1),
25%
(RC2),
and
35%
(RC3)
protein,
with
natural
bait
group
(RC0)
without
artificial
feeding
as
the
control.
protein
nutritional
requirements
of
investigated
by
exploring
indicators
growth
performance,
nutrient
composition,
immunity,
antioxidant
capacity,
economic
benefits
different
groups.
Through
comprehensive
discussion
one-way
analysis
variance
regression
data,
we
obtained
following
results:
feeds
high-level
improved
quality,
reduced
exposure
to
oxidative
stress.
Specifically,
contents
major
nutrients
flavor-presenting
substances,
such
free
amino
acids
(FAA),
nucleotides,
essential
(EAA),
edible
parts
female
significantly
higher
than
those
all
Male
−
28.08%
diets
showed
production
performance
FAA
content.
In
conclusion,
optimal
dietary
levels
male
reared
are
different:
they
females,
at
least
males.
actual
production,
could
separately
using
baits
reduce
costs
achieve
green
sustainable
development.
Fishes,
Год журнала:
2022,
Номер
7(5), С. 228 - 228
Опубликована: Сен. 1, 2022
This
study
was
conducted
to
investigate
the
effects
of
Clostridiumautoethanogenum
protein
(CAP)
replacement
for
fish
meal
(FM)
on
growth
performance,
digestive
enzyme
activity,
humoral
immunity
and
liver
intestinal
health
in
large
yellow
croakers
(Larimichthys
crocea).
Four
experimental
diets
were
formulated
by
replacing
FM
with
CAP
at
different
levels—0%
(CAP0),
15%
(CAP15),
30%
(CAP30)
45%
(CAP45).
Triplicate
groups
juveniles
(initial
weight
=
11.86
±
0.13
g)
fed
test
apparent
satiation
two
times
daily
eight
weeks.
There
no
significant
difference
final
body
(FBW),
gain
rate
(WG)
feed
efficiency
(FE)
between
CAP0
CAP15.
However,
compared
CAP0,
CAP30
CAP45
significantly
reduced
FBW,
WG
LDR
(p
<
0.05),
while
FE
PDR
0.05).
The
whole-body
moisture
increased
crude
lipid
content
decreased
No
protein,
ash
observed
among
all
>
Compared
serum
C4
concentration
AKP
activity
0.05)
but
LZM
Serum
C3
CAP15
In
terms
histology,
addition
thickness
villus
muscular
DAO
D-lactate
concentrations
indicating
physical
barrier
improved.
results
16S
rRNA
gene
sequencing
showed
that
microorganisms
are
dominated
organisms
from
Proteobacteria,
Bacteroidetes
Firmicutes.
relative
abundance
Ralstonia
Christensenellaceae
Paenibacillus.
Overall,
optimum
level
is
15%,
which
helps
improve
adverse
growth.
substitution
levels
adversely
affect
croakers.
Frontiers in Nutrition,
Год журнала:
2023,
Номер
10
Опубликована: Апрель 14, 2023
To
investigate
the
mechanism
of
plant
protein
components
on
nutritional
value,
growth
performance,
flesh
quality,
flavor,
and
proliferation
myocytes
yellow
catfish
(Pelteobagrus
fulvidraco).
A
total
540
were
randomly
allotted
into
six
experimental
groups
with
three
replicates
fed
different
diets
for
8
weeks.
The
replacement
fish
meal
cottonseed
(CM),
sesame
(SEM),
corn
gluten
(CGM)
in
diet
significantly
reduced
crude
protein,
lipid,
but
texture
(hardness
chewiness)
was
observably
increased.
Moreover,
flavor-related
amino
acid
(glutamic
acid,
glycine,
proline)
contents
CM,
SEM,
CGM
muscle
increased
compared
group.
results
metabolomics
showed
that
soybean
(SBM),
peanut
(PM),
mainly
regulated
biosynthesis
by
variations
content
vitamin
B6,
proline,
glutamic
phenylalanine,
tyrosine
muscle,
respectively.
In
addition,
Pearson
correlation
analysis
suggested
decreased
correlated
inhibition
myocyte
genes.
This
study
provides
necessary
insights
proteins
dynamic
changes
catfish.
