Phytogenic feed additives as alternatives to antibiotics in poultry production: A review
Veterinary World,
Год журнала:
2025,
Номер
unknown, С. 141 - 154
Опубликована: Янв. 1, 2025
The
overuse
of
antimicrobials
in
food-producing
animals,
particularly
poultry,
has
led
to
growing
concerns
about
multidrug
microbial
resistance,
posing
significant
risks
both
animal
and
human
health.
Subtherapeutic
doses
antibiotics
have
traditionally
been
used
enhance
growth
improve
economic
efficiency
poultry
farming.
However,
these
practices
facilitated
the
emergence
resistant
strains,
threatening
global
health
security
prompting
a
search
for
sustainable
alternatives.
This
review
highlights
significance
phytogenic
as
feed
additives
(PFAs)
promising
substitutes
antibiotic
(AFAs)
production.
PFAs,
derived
from
plant-based
compounds,
exhibit
multiple
beneficial
properties,
including
antimicrobial,
antioxidative,
anti-inflammatory,
immune-modulatory
effects.
Moreover,
they
offer
potential
produce
high-quality
organic
products
while
reducing
likelihood
resistance.
Despite
advantages,
inconsistent
results
among
studies
underscore
importance
standardized
approaches
maximize
their
efficacy.
aims
evaluate
current
status
use
farming
globally,
explore
properties
mechanisms
assess
viable
alternatives
antibiotics.
By
consolidating
available
knowledge,
this
provides
insights
into
benefits
challenges
associated
with
offering
guidance
future
research
practical
applications
Язык: Английский
Limosilactobacillus ingluviei C37 alleviates immunological stress and improves intestinal barrier gene expression in lipopolysaccharides challenged broiler chickens
Italian Journal of Animal Science,
Год журнала:
2025,
Номер
24(1), С. 727 - 737
Опубликована: Фев. 24, 2025
Язык: Английский
Effects of seaweed on blood plasma immunoglobulin concentration, mucosal immunity, small intestine histomorphology, cecal microbial population, and volatile fatty acid profile in broiler chickens
Veterinary World,
Год журнала:
2025,
Номер
unknown, С. 508 - 518
Опубликована: Фев. 1, 2025
Background
and
Aim:
Seaweeds,
particularly
brown
seaweed
(BS)
green
(GS),
are
rich
in
bioactive
compounds
that
may
enhance
poultry
health
productivity.
This
study
evaluates
the
effects
of
dietary
BS
GS
on
blood
plasma
immunoglobulin
concentrations,
mucosal
immunity,
small
intestine
histomorphology,
cecal
microbial
populations,
volatile
fatty
acid
(VFA)
profiles
broiler
chickens.
Materials
Methods:
A
total
504
one-day-old
male
broilers
were
randomly
assigned
to
12
treatments:
negative
control
(basal
diet),
a
positive
diet
+
100
mg/kg
Vitamin
E),
diets
supplemented
with
at
0.25%,
0.50%,
0.75%,
1.00%,
1.25%.
The
followed
completely
randomized
design,
data
analyzed
using
one-way
analysis
variance
Duncan’s
multiple
range
test
(p
<
0.05).
Results:
Broilers
fed
1.25%
exhibited
significantly
higher
0.05)
(IgA)
G
(IgG)
concentrations.
Dietary
inclusion
upregulated
messenger
RNA
expression
interleukin-6,
interleukin-10,
interferon-gamma,
indicating
immunomodulatory
effects.
Jejunal
villus
height
was
increased
birds
during
starter
period.
Birds
receiving
0.50%
BS,
0.25%
GS,
Lactobacillus
counts,
whereas
0.75%
reduced
Escherichia
coli
populations.
Furthermore,
VFA
propionic
concentrations
observed
1.00%
as
well
BS.
Conclusion:
(0.75%,
1.25%)
enhances
immune
response
by
increasing
IgA
IgG
levels.
Both
positively
modulate
cytokine
expression,
intestinal
morphology,
balance,
leading
improved
gut
health.
results
suggest
supplementation
serve
sustainable
feed
additives
performance
while
reducing
reliance
synthetic
supplements.
Future
studies
should
focus
identifying
responsible
for
these
their
broader
implications
production.
Keywords:
chickens,
health,
immunoglobulin,
supplementation,
nutrition,
acids.
Язык: Английский
Antibiotic residues in poultry products and bacterial resistance: A review in developing countries
Journal of Infection and Public Health,
Год журнала:
2024,
Номер
17(12), С. 102592 - 102592
Опубликована: Ноя. 12, 2024
Antimicrobial
resistance
(AMR)
is
a
growing
global
concern,
particularly
in
poultry
farming,
where
antibiotics
are
widely
used
for
both
disease
prevention
and
growth
promotion.
This
review
examines
the
misuse
of
production,
especially
developing
countries,
its
contribution
to
emergence
antibiotic-resistant
bacteria.
The
findings
highlight
that
factors
such
as
increasing
demand
protein,
availability
inexpensive
antibiotics,
weak
regulatory
oversight
have
led
widespread
misuse,
accelerating
spread
genes.
Although
evidence
links
farming
AMR,
significant
data
gaps
remain,
regarding
transmission
from
humans.
underscores
urgent
need
stronger
frameworks,
phased-out
use
antimicrobial
promoters,
enhanced
awareness
campaigns
address
this
issue.
Improving
capacity
bodies
more
robust
national
monitoring
systems
essential
steps
mitigate
threat
AMR
protect
animal
human
health.
Язык: Английский
The Different Influences of a Phytobiotic, Green Tea (Camellia sinensis L.) on the Poultry Health and Production
Journal of Applied Veterinary Sciences/Journal of Applied Veterinary Sciences ,
Год журнала:
2024,
Номер
0(0), С. 0 - 0
Опубликована: Ноя. 25, 2024
The
incorporation
of
antimicrobials
in
poultry
production
systems
has
been
linked
with
the
development
resistant
bacteria
that
spread
to
environment,
transmit
humans,
and
consequently
induce
a
serious
risk
for
public
health.
Therefore,
searching
natural
antibiotic
alternatives
could
help
minimizing
harm
food
safety,
environmental
contamination,
overall
health
hazard.
Phytobiotics
are
effectively
used
as
antimicrobial
feed
additive
worldwide.
Many
phytochemicals
found
herbs,
spices,
plant
extracts,
essential
oils
have
demonstrated
potential
bioactivities,
including
antioxidant,
antimicrobial,
immunomodulatory,
anti-inflammatory
properties.
Tea
is
included
list
phytogenic
substances
numerous
benefits.
Green
tea
(GT)
(Camellia
sinensis)
more
than
200
bioactive
compounds
300
different
substances,
polyphenols,
alkaloids,
volatile
oils,
amino
acids,
polysaccharides,
lipids,
vitamins,
minerals.
In
production,
dietary
GT
its
derivatives
(extract,
leaves,
by-products,
flowers)
supplemented
improving
performance,
immunity,
blood
parameters;
alleviating
stressors
reducing
microbial
infections.
this
article
was
designed
investigate
influences
using
system
regarding
effects
on
performance
broilers
layers,
carcass
characteristics,
oxidative
stressors,
parameters,
balance.
Язык: Английский