Scientific Horizons,
Год журнала:
2023,
Номер
26(10), С. 127 - 137
Опубликована: Авг. 26, 2023
The
growing
demand
for
food
of
animal
origin
has
contributed
to
the
annual
increase
in
agricultural
population
productive
animals
world,
which
turn
led
a
significant
shortage
feeds
and
an
their
cost.
Therefore,
purpose
this
research
was
explore
qualitative
composition
feed
products
obtained
by
culturing
methanotrophic
microorganisms
Methylococcus
capsulatus
with
probiotic
bacteria
Bacillus
subtillis.
Arbitrage
methods
determining
quality
feeds,
are
regulated
regulatory
documents
(ISO),
were
used
research.
results
demonstrate
that
protein
product
culture
high
content
“crude”
at
level
60.9%,
corresponds
high-protein
its
technical
characteristics.
addition
subtillis
medium
cultivation
significantly
improved
parameters
synthesised
increasing
1.5%
amount
essential
amino
acids,
3.8%
fatty
acids
concentration
calcium
phosphorus.
lysine,
isoleucine,
valine
asparagic
acid,
due
cocultivation
two
allowed
nutritional
value
cattle
since
these
most
demanded
ruminant
diets
when
using
corn
silage
other
plant
feeds.
reducing
fibre
improving
biological
characteristics
changing
microbiological
product.
In
future,
biotechnological
method
obtaining
will
reduce
dependence
breeding
on
fodder
crops
weather
conditions
Reviews in Aquaculture,
Год журнала:
2022,
Номер
15(3), С. 1179 - 1197
Опубликована: Июль 1, 2022
Abstract
Aquaculture
has
been
the
fastest‐growing
food
production
sector
and
is
considered
to
be
so
in
future.
However,
aquaculture
feed
heavily
dependent
on
wild‐captured
forage
fish,
which
unsustainable,
costly
non‐ecofriendly.
Hence,
development
of
sustainable,
eco‐friendly,
cost‐effective
nutrient‐balanced
novel
fishmeal
alternatives
critical
satisfying
forecasted
expansion
aquaculture.
Among
alternatives,
attention
one‐carbon
gas
protein
(C1GP)
reached
an
unprecedented
level
recently.
The
C1GP
produced
through
fermentation
certain
unique
microorganisms
by
utilizing
substrates
from
C1‐related
industrial
exhaust
gases,
such
as
CH
4
,
CO
2
take
much
less
time,
land,
water
resources,
remove
greenhouse
gases
waste
materials,
offer
sustainable
sources.
These
products,
either
or
soybean
meal
have
successfully
used
fish
shrimp
diets.
This
review
introduces
latest
research
progress
microorganisms,
technology,
nutrition
products
using
C1
substrate,
well
their
application
aquafeed.
With
rapid
synthetic
biotechnology
engineering
it
will
become
important
field
future
construction
new
strains
technology
with
high
transformation
efficiency,
wide
adaptation
abundant
nutrients
for
ingredients
Green Chemistry,
Год журнала:
2024,
Номер
26(12), С. 7048 - 7058
Опубликована: Янв. 1, 2024
By
fine-tuning
key
nutrients
in
methanotrophic
cultures,
the
production
of
cell
proteins
and
carbohydrates
can
be
artificially
manipulated
association
with
central
metabolisms,
enabling
a
flexible
efficient
biosynthesis
CH
4
-derived
products.
Water Research,
Год журнала:
2024,
Номер
259, С. 121820 - 121820
Опубликована: Май 22, 2024
Single
cell
protein
(SCP,
or
microbial
protein)
is
one
of
the
emerging
alternative
sources
to
address
global
challenge
food
insecurity.
Recently,
SCP
produced
from
methane
has
attracted
substantial
attention
since
a
renewable
resource
attainable
anaerobic
digestion.
However,
supply
methane,
an
insoluble
gas
in
water,
major
challenges
producing
methane-based
SCP.
This
work
developed
novel
bioreactor
configuration,
which
hollow
fiber
membrane
was
used
for
efficient
while
microorganisms
were
growing
suspended
form
favourable
biomass
harvest.
Over
312-day
operation,
impacts
three
critical
parameters
on
production
investigated,
including
ratio
loading
ammonium
loading,
oxygen
and
sludge
retention
time
(SRT).
Under
condition
4
g
CH
Antioxidants,
Год журнала:
2022,
Номер
11(8), С. 1479 - 1479
Опубликована: Июль 28, 2022
A
10-week
growth
study
was
conducted
to
evaluate
the
effect
of
a
natural
gas
fermentation
bacterial
meal
(FeedKind®,
FK)
as
fishmeal
(FM)
alternative
in
largemouth
bass
(Micropterus
salmoides)
(48.0
±
0.03
g).
Four
isonitrogenous
and
isoenergetic
diets
were
formulated
including
one
commercial
control
(C,
42%
FM)
three
experimental
with
gradient
FK
3%
(FK3,
29%FM),
6%
(FK6,
26%FM)
9%
(FK9,
23%FM),
respectively.
FK-fed
groups
showed
significantly
higher
SR
than
that
C
group.
The
WGR
SGR
fish
fed
FK3
FK6
those
FK9,
but
not
statistical
different
from
apparent
digestibility
coefficients
dry
matter
nutrients.
Further,
increased
ratio
SOD/MDA
plasma
liver,
upregulation
intestinal
Keap1
downregulation
HIF1α
found
FK3.
Furthermore,
microbial
richness
diversity.
Pearson
correlation
analysis
antioxidant
relevant
biomarkers
negatively
correlated
relative
abundance
certain
potential
beneficial
bacteria.
In
conclusion,
supplemented
up
3-6%
replacing
FM
low
diet
could
increase
growth,
survival
rate,
capacity,
improve
gut
microbiota.
Aquaculture Reports,
Год журнала:
2024,
Номер
35, С. 102021 - 102021
Опубликована: Март 9, 2024
The
development
of
sustainable
aquaculture
relies
on
replacing
marine
raw
materials
like
fish
meal
(FM)
and
oil
(FO).
Emerging
alternatives,
such
as
single-cell
proteins
alternative
lipids,
offer
promise.
This
study
explored
the
effects
partially
substituting
FM
with
10%
bacterial
protein
(Methylococcus
capsulatus)
completely
FO
a
blend
poultry
(PO)
DHA-rich
microalgae
in
European
sea
bass
(Dicentrarchus
labrax)
unselected
(WT)
selected
(HG)
genotypes.
results
indicated
that
had
no
adverse
impact
growth.
HG
group
demonstrated
better
growth
feed
conversion
due
to
genetic
selection.
also
analysed
dietary
genotype
body
lipid
composition
fatty
acid
profiles.
Notably,
lower
levels
major
acids
(EPA,
DHA,
n-3
FAs,
LC-PUFAs)
their
fillets,
but
not
whole-body
composition.
These
differences
influenced
sensory
qualitative
aspects.
Electronic
analyses
(the
first
e-sensory
profiling
conducted
for
purposes
fish)
showed
more
significant
diet
WT
group,
less
variable
pattern
e-tongue
score
group.
volatile
profiles
differences.
In
summary,
combining
genotypes
innovative
feeds
is
step
forward
aquaculture.
It
maximizes
nutrient
utilization,
enhances
growth,
improves
product
quality.
approach
becomes
increasingly
important
scenarios
limited
FM/FO
availability,
promoting
sustainability
