Effects of a natural phytogenic feed additive on broiler performance, carcass traits, and gut health under diets with optimal and reduced energy and amino acid density
Poultry Science,
Год журнала:
2025,
Номер
unknown, С. 105014 - 105014
Опубликована: Март 1, 2025
Phytogenic
feed
additives
are
gaining
attention
as
potential
alternatives
to
enhance
broiler
growth
performance
and
efficiency.
The
experiment
investigated
the
effects
of
supplementing
diets
over
35
days
with
two
levels
Fibrafid
(0.15
%
0.25
%)
under
dietary
regimes:
normal
amino
acid
density
metabolizable
energy
(ME)
(referred
positive
control
diet
plus
Fibrafid:
PC1+0.15
or
PC1+0.25
Fibrafid)
a
5
reduction
in
1.5
ME
negative
NC1+0.15
NC1+0.25
on
parameters
carcass
attributes
Ross
308
broilers.
These
were
compared
standard
(PC1
PC2,
without
TURBO
Grow)
(NC1
NC2,
Grow).
Performance
indicators
estimated
during
0-9,
11-23,
24-35,
0-35.
On
day
35,
characteristics
jejunal
histopathology
evaluated.
Results
demonstrated
significant
improvements
body
weight
gain
conversion
ratio
(FCR)
inclusion,
particularly
at
trail.
supplementation
compensated
for
reduced
protein,
leading
improved
performance,
gizzard
Bursa
weights
diets.
Compared
NC1,
show
improvement
villus
morphology,
an
increase
width,
height,
surface
area,
goblet
cell
by
5.3
%,
4.8
12.5
56.7
respectively.
In
conclusion,
positively
impacts
intestinal
structure,
potentially
improving
nutrient
absorption,
integrity
broilers,
proving
Fibrafid's
promise
viable
option
modern
poultry
nutrition.
Язык: Английский
A Microbial Endocrinology-Designed Discovery Platform to Identify Histamine-Degrading Probiotics: Proof of Concept in Poultry
Microorganisms,
Год журнала:
2025,
Номер
13(4), С. 751 - 751
Опубликована: Март 26, 2025
Histamine
is
a
biogenic
amine
found
across
the
phylogenetic
spectrum,
from
plants
to
fish
animals.
In
farm
animal
production,
host’s
production
of
histamine
within
intestinal
tract
serves
as
neurotransmitter,
facilitating
communication
gut
brain.
functions
additionally
“bridging”
chemical
between
immune
and
nervous
systems
it
facilitates
system
modulation
host
response,
thereby
playing
critical
role
in
defense
gut.
Increased
levels
gut,
whether
originating
food-borne
sources
or
produced
situ,
can
lead
dysregulation
consequent
physiological
harm.
As
such,
control
improve
overall
health
broad
range
species.
present
study,
we
utilized
Microbial
Endocrinology-based
approach
platform
technology
enable
discovery
unique
histamine-degrading
bacteria
microbiota.
Broiler
chickens
were
fed,
not,
low
high
histamine-supplemented
diet
one
day
age
up
42
days
order
encourage
increased
abundance
putative
bacteria.
Intestinal
contents
employed
protocol
that
involved
repeated
isolation
rounds
utilizing
minimal
medium.
We
herein
report
genus
Brevibacterium
are
capable
100%
degradation
vitro.
Feeding
experiments
identified
spp.,
B.
sediminis
isolate,
demonstrated
reduced
amount
broilers
fed
histamine-containing
enabled
an
improvement
growth
compared
non-B.
sediminis-supplemented
this
study
demonstrates
usefulness
for
may
serve
potential
probiotic
candidates
neurochemical-mediated
interactions
host,
improving
health.
Язык: Английский