Poultry Science,
Journal Year:
2023,
Volume and Issue:
103(2), P. 103324 - 103324
Published: Nov. 27, 2023
This
study
aimed
to
investigate
the
effect
of
stevia
residue
(STER)
on
production
performance,
egg
quality
and
nutrition,
antioxidant
ability,
immune
responses,
gut
morphology
microbiota
laying
hens
during
peak
period.
A
total
270
Yikoujingfen
NO.8
(35
weeks
age)
were
randomly
divided
into
5
treatments.
The
control
group
fed
a
basial
diet
groups
supplemented
with
2%,
4%,
6%
8%
STER.
results
showed
that
STER
significantly
increased
production,
content
amino
acids
(alanine,
proline,
valine,
ornithine,
asparagine,
aspartic
acid
cysteine)
in
whites,
decreased
yolk
color
(P
<
0.05).
Additionally,
acetate,
HOMOγ
linolenic
cis-13,
16-docosadienoic
levels
IL-2,
IL-4
IL-10
serum
by
0.05),
while
IL-1β
also
activity
(T-AOC)
liver
estradiol
level
oviduct
but
cortisol
For
intestinal
morphology,
jejunal
villus
heigh
crypt-to-villus
(V:C)
relative
abundance
Actinobacteriota
deceased
Proteobacteria,
Desulfobacterota,
Synergistota
In
conclusion,
improved
capabilities,
estrogen
level,
beneficial
bacteria
harmful
bacteria.
Among
all
treatments,
4%
supplementation
yielded
most
favorable
terms
enhancing
health,
capabilities
hens.
Microorganisms,
Journal Year:
2025,
Volume and Issue:
13(2), P. 257 - 257
Published: Jan. 24, 2025
This
review
explores
the
role
of
probiotics
in
improving
productivity
and
gut
health
poultry
through
microbiome
modulation,
particularly
during
early
life.
Gut
is
pivotal
to
performance,
influencing
nutrient
absorption,
immune
function,
disease
resistance.
Early-life
interventions
target
shape
long-term
productivity.
Probiotics,
live
microorganisms
providing
benefits,
improve
competitive
exclusion
pathogens,
antimicrobial
compound
production,
enhancing
barrier
integrity.
Applying
improves
growth
feed
conversion
efficiency,
body
weight
gain,
carcass
quality
by
promoting
lean
muscle
reducing
fat
deposition.
For
laying
hens,
enhance
egg
production
quality.
These
benefits
are
linked
better
utilization,
a
well-balanced
microbiome,
reduced
gastrointestinal
disorders.
However,
efficacy
depends
on
strain
specificity,
dosage,
administration
methods.
Factors
like
environmental
conditions,
storage
stability,
interactions
with
other
additives
also
influence
their
effectiveness.
Despite
these
challenges,
advancements
research
probiotic
technologies,
such
as
precision
synbiotics,
provide
promising
solutions.
Future
should
focus
optimizing
formulations,
understanding
host–microbiome
interactions,
leveraging
new
technologies
for
targeted
management.
Animals,
Journal Year:
2025,
Volume and Issue:
15(5), P. 758 - 758
Published: March 6, 2025
The
diversity
and
composition
of
the
gut
microbiota
are
widely
recognized
as
fundamental
factors
influencing
well-being
productivity
domestic
animals.
Advancements
in
sequencing
technologies
have
revolutionized
studies
this
research
field,
allowing
for
deeper
insights
into
functionality
livestock.
Ruminants
monogastric
animals
exhibit
distinct
digestive
systems
characteristics:
ruminants
rely
on
fermentation,
while
monogastrics
use
enzymatic
digestion,
simpler
stomach
structures,
except
horses
rabbits,
where
both
processes
coexist.
Understanding
microbiota's
impact
animal
types
is
essential
optimizing
production
efficiency
promoting
health.
Following
perspective,
present
manuscript
review
aims
to
provide
a
comprehensive
overview
(such
cattle,
sheep,
goats)
(including
horses,
pigs,
chickens).
Poultry Science,
Journal Year:
2025,
Volume and Issue:
104(2), P. 104765 - 104765
Published: Jan. 1, 2025
This
study
investigated
the
probiotic
potential
of
lactic
acid
bacteria
(LAB)
strains
isolated
from
intestines
quails
during
late
egg-laying
period.
Eight
LAB
were
examined
for
their
tolerance
to
and
bile
salts,
antibiotic
susceptibility,
self-aggregation,
hydrophobicity,
antibacterial
activity.
Among
these,
E.
lactis
TRM58998
demonstrated
most
favorable
characteristics,
including
robust
resistance
bile,
as
well
significant
antimicrobial
properties.
In
a
30-day
feeding
trial,
96
(43
weeks
old)
divided
into
two
groups:
control
group
receiving
basal
diet
treatment
supplemented
with
1.0
×
108
CFU/g
TRM58998.
The
in
showed
increase
egg
production,
average
weight
(P
<
0.05),
enhanced
eggshell
quality
0.01).
Additionally,
improved
antioxidant
capacity
stimulated
ovarian
follicle
development,
indicated
by
elevated
follicle-stimulating
hormone
(FSH)
levels
0.05).
These
findings
suggest
that
can
effectively
enhance
quail
performance,
quality,
status,
underscoring
its
promoting
sustainable
practices
farming.
Journal of Animal Science and Biotechnology/Journal of animal science and biotechnology,
Journal Year:
2023,
Volume and Issue:
14(1)
Published: Sept. 4, 2023
Abstract
Background
Rosemary
extract
(RE)
has
been
reported
to
exert
antioxidant
property.
However,
the
application
of
RE
in
late-phase
laying
hens
on
egg
quality,
intestinal
barrier
and
microbiota,
oviductal
function
not
systematically
studied.
This
study
was
investigated
detect
potential
effects
performance,
serum
parameters,
heath,
cecal
microbiota
metabolism,
gene
expressions
hens.
A
total
210
65-week-old
“Jing
Tint
6”
were
randomly
allocated
into
five
treatments
with
six
replicates
seven
birds
per
replicate
fed
basal
diet
(CON)
or
supplemented
chlortetracycline
at
50
mg/kg
(CTC)
(RE50),
100
(RE100),
200
(RE200).
Results
Our
results
showed
that
RE200
improved
(
P
<
0.05)
Haugh
unit
n-6/n-3
yolk,
superoxide
dismutase
(SOD)
compared
CON.
No
significant
differences
observed
for
yolk
among
CTC,
RE50,
RE100
groups.
Compared
CTC
RE50
groups,
increased
SOD
activity
d
28
56.
CON,
supplementation
decreased
cholesterol
(TC)
level.
interleukin-6
(IL-6)
content
jejunal
mRNA
expression
ZO-1
Occludin
The
biomarkers
metabolite
induced
by
200,
including
Firmicutes,
Eisenbergiella
,
Paraprevotella
Papillibacter
butyrate,
closely
associated
unit,
n-6/n-3,
SOD,
IL-6,
TC.
PICRUSt2
analysis
indicated
altered
carbohydrate
amino
acid
metabolism
butyrate
synthesizing
enzymes,
3-oxoacid
CoA-transferase
butyrate-acetoacetate
CoA-transferase.
Moreover,
transcriptomic
revealed
functional
pathways
related
immunity
albumen
formation
magnum.
Conclusions
Dietary
could
increase
quality
via
modulating
barrier,
function.
Overall,
be
used
as
a
promising
feed
additive
improve
late
stage
production.
Graphical
Poultry Science,
Journal Year:
2024,
Volume and Issue:
103(4), P. 103505 - 103505
Published: Feb. 2, 2024
This
study
was
performed
to
investigate
supplementary
effects
of
probiotic
Lacticaseibacillus
paracasei
NSMJ56
strain
on
laying
performance,
egg
quality,
intestinal
histology,
antioxidant
status,
gut
immunity
and
microbiota
in
hens.
A
total
ninety-six
21-week-old
Hy-Line
Brown
hens
were
randomly
subjected
one
two
dietary
treatments:
a
control
group
fed
non-supplemented
diet,
or
with
diet
supplemented
1
g
(5
×
108
CFU/kg
diet).
The
trial
lasted
for
4
wk.
Egg
weight
increased
(P
<
0.05)
probiotic-fed
compared
the
group.
Dietary
probiotics
did
not
affect
quality
except
Haugh
unit,
which
improved
Neither
jejunal
histology
nor
cecal
short-chain
fatty
acids
affected
by
treatments.
activity
catalase
Flow
cytometry
analysis
revealed
that
elevated
CD4+
T
cells,
but
CD8+
lamina
propria.
Based
LEfSe
at
phylum
genus
levels,
Erysipelotrichales,
Erysipelotrichia,
Flintibater,
Dielma,
Hespellia,
Coprobacter,
Roseburia,
Anaerotignum,
Coprococcus
enriched
Taken
together,
our
showed
could
be
used
improve
some
parameters
associated
freshness
capacity,
partially
alter
cell
population
microbial
community
BMC Veterinary Research,
Journal Year:
2024,
Volume and Issue:
20(1)
Published: Feb. 14, 2024
Abstract
Background
The
trend
of
using
probiotic,
prebiotic
and
their
mixture
as
alternative
feed
additives
which
works
growth
promoters
in
poultry
diets
to
increase
the
productive
performance
immunity
flock
still
have
an
importance
consideration.
So
that
aim
this
study
is
estimate
impact
Bio-plus2B®
(probiotic),
Techno
Mos®
(prebiotic)
or
(synbiotic)
on
egg
production,
shell
quality,
some
blood
metabolites
retention
nutrients
between
28
40
weeks
age.
hens
(ISA
brown
laying)
were
allocated
randomly
cages;
10
cages/treatment
with
two
each.
treatments
control
(T1),
T2
(Probiotic:
1
g
(
Bacillus
licheniformis
plus
subtilis
)/kg
feed),
T3
(Prebiotic:
(Mannanoligosaccarides
(MOS)
1,3
B-glucan)
/kg
feed)
T4
(Synbiotic:
Mos®/
kg
feed).
Results
Hen-day
production%
mass
significantly
increased
P
<
0.05)
treatments.
experimental
recorded
albumen
index,
Haugh
unit
0.01),
thickness
0.05),
crude
protein
(CP),
fiber
(CF)
ether
extract
(EE)
plasma
globulin,
albumin
total
0.001)
versus
untreated
group,
while
weight
was
not
affected.
Synbiotic
treatment
showed
a
significant
calcium
content.
decreased
cholesterol
low
density
lipoprotein
(LDL)
0.05).
Alanine
transaminase
(ALT)
estradiol
hormone
groups
control.
Conclusions
It
concluded
adding
probiotic
and/or
early
age
laying
had
beneficial
effects
for
productivity
improving
thickness.
Animal nutrition,
Journal Year:
2024,
Volume and Issue:
17, P. 325 - 334
Published: March 19, 2024
This
study
sought
to
determine
the
effects
of
rosemary
leaf
powder
(RP)
on
laying
performance,
egg
quality,
serum
indices,
gut
barrier
function,
and
cecal
microbiota
metabolites
late-phase
hens.
A
total
84
"Jing
Tint
6"
hens
at
65-week
old
were
randomly
divided
into
2
groups
fed
either
a
basal
diet
(CON)
or
supplemented
with
0.3%
RP.
Our
revealed
that
RP
improved
Haugh
unit
decreased
yolk
n-6/n-3
polyunsaturated
fatty
acid
(PUFA)
ratio
hens,
increased
superoxide
dismutase
(SOD),
jejunal
activities
SOD
catalase
(CAT),
zonula
occludens-1
(ZO-1)
expression,
as
well
tumor
necrosis
factor-α
(TNF-α)
level
TNF-α
mRNA
expression.
markedly
enhanced
(P
<
0.05)
abundances
Rikenellaceae,
Rikenellaceae_RC9_gut_group,
Turicibacter,
tended
promote
=
0.076)
butyrate
concentration,
reduced
Erysipelatoclostridiaceae,
Sutterellaceae,
Fusobacteriaceae,
Campylobacteraceae,
Sutterella,
Campylobacter,
Fusobacterium,
which
closely
linked
unit,
PUFA
ratio,
TNF-α.
In
addition,
altered
metabolic
functions
butyrate-synthesizing
enzymes,
including
lysine
2,3-aminomutase,
β-lysine
5,6-aminomutase,
3-oxoacid
CoA-transferase.
Together,
has
potential
enhance
quality
by
partially
modulating
antioxidant
status,
structure
metabolites,
indicating
could
be
considered
promising
feed
additive
production
performance
