bioRxiv (Cold Spring Harbor Laboratory),
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 4, 2025
Abstract
Bacteroidota,
a
diverse
phylum
of
bacteria,
are
increasingly
recognized
for
their
significant
contributions
to
host
health,
particularly
through
antimicrobial
and
probiotic
properties.
This
study
investigates
the
functional
diversity
potential
42
new
Bacteroidota
strains
enriched
identified
from
hosts,
including
mouse
ceca
human
stool
samples.
Using
16S
rRNA
gene
sequencing,
we
phylogenetically
characterized
genera
Bacteroides,
Phocaeicola
Sphingobacterium
assessed
properties
related
potential.
The
were
evaluated
concerning
ability
inhibit
biofilm
formation
WHO
declared
clinically
pathogens,
gram-positive
Staphylococcus
aureus
epidermidis
,
gram-negative
Klebsiella
oxytoca
Pseudomonas
aeruginosa
eukaryotic
fungus
Candida
albicans.
Additionally,
investigated
bile
salt
hydrolase
quorum
quenching
activities
strains,
key
traits
associated
with
efficacy.
Our
findings
demonstrate
that
all
examined
consistently
exhibit
capacity
but
different
extent.
Furthermore,
14
showed
activity,
39
highlighting
High
inhibition
as
well
activity
against
both
autoinducers,
AHL
AI-2,
predominantly
observed
in
Bacteroides
caecimuris
muris
making
them
attractive
candidates
next-generation
probiotics.
Overall,
this
advances
field
probiotics
by
identifying
promising
therapeutic
applications
potentially
revolutionizing
approaches
microbiome-based
interventions
pathogen
control
clinical
settings.
Microbial Cell Factories,
Journal Year:
2024,
Volume and Issue:
23(1)
Published: June 12, 2024
Abstract
There
is
increasing
evidence
that
probiotic
and
commensal
bacteria
play
a
role
in
substrate
metabolism,
energy
harvesting
intestinal
homeostasis,
may
exert
immunomodulatory
activities
on
human
health.
In
addition,
recent
research
suggests
these
microorganisms
interact
with
vitamins
minerals,
promoting
metabolic
well-being
while
producing
vital
microbial
metabolites
such
as
short-chain
fatty
acids
(SCFAs).
this
regard,
there
flourishing
field
exploring
the
intricate
dynamics
between
vitamins,
SCFAs,
commensal/probiotic
interactions.
review,
we
summarize
some
of
major
hypotheses
beyond
mechanisms
by
which
commensals/probiotics
impact
gut
health
their
additional
effects
absorption
metabolism
SCFAs.
Our
analysis
includes
comprehensive
review
existing
from
preclinical
clinical
studies,
particular
focus
potential
interaction
micronutrients.
Finally,
highlight
knowledge
gaps
outline
directions
for
future
evolving
field.
Poultry Science,
Journal Year:
2024,
Volume and Issue:
103(9), P. 104002 - 104002
Published: June 22, 2024
Aflatoxin
B1
(AFB1)
is
a
significant
pollutant
found
in
food
and
feed,
posing
threat
to
public
health.
The
objective
of
this
study
was
assess
the
effect
Lactiplantibacillus
plantarum
(LACP)
against
AFB1
growing
rabbits
by
investigating
growth,
serum
metabolites,
immunity,
antioxidant
capacity,
inflammatory
response.
A
total
60
male
(721.5±2.68g)
were
allocated
four
experimental
groups.
control
group
receiving
only
basal
diet,
(0.3
mg
AFB1/kg
diet),
LACP
(1×109
cfu/g
/kg
combination
+
0.3
diet;
AFB1+
LACP)
for
eight
weeks.
administration
alone
significantly
decreased
final
body
weight,
gain,
feed
intake,
while
increasing
conversion
ratio
(P<0.05).
decline
proteins
globulins,
along
with
elevated
levels
hepatic
enzymes
(AST,
ALP,
ALT,
GGT)
renal
function
markers
(creatinine
uric
acid),
observed
AFB1-contaminated
Immunoglobulins
(IgG
IgM)
decreased,
alongside
elevation
triglycerides,
direct
bilirubin,
indirect
bilirubin
fed
diets
Supplementing
diet
restored
growth
reduction,
improved
liver
kidney
acid)
functions,
enhanced
immune
rabbit
Antioxidant
indices
(SOD,
GSH,
CAT)
However,
addition
capacity
malondialdehyde
(MDA)
protein
carbonylation
(PC)
tissues
Serum
interlukin-4
(IL-4)
interferon
gamma
(IFN‐γ)
increased
(P<0.05),
but
reversed
elevation.
downregulated
expression
immune-inflammatory
genes
such
Nrf2,
IL-10,
BCL-2
genes,
up-regulating
caspase-3
(CASP3)
gene
(Nrf2,
BCL-2)
reduced
apoptotic-related
CASP3.
This
highlights
potential
L.
diet)
as
protective
agent
enhancing
reducing
apoptosis
inflammation
pathways.
Frontiers in Nutrition,
Journal Year:
2025,
Volume and Issue:
12
Published: Feb. 21, 2025
Respiratory
diseases
are
a
leading
cause
of
morbidity
in
children
globally,
with
significant
healthcare
costs.
The
overuse
conventional
treatments
like
antibiotics
has
raised
concerns
about
antibiotic
resistance
and
side
effects.
Lacticaseibacillus
rhamnosus
GG
(LGG),
one
the
most
extensively
studied
probiotics,
gained
attention
as
potential
adjunct
therapies
due
to
their
ability
modulate
gut
microbiota
immune
responses.
This
review
aims
assess
effectiveness
LGG
managing
pediatric
respiratory
diseases,
including
tract
infections
(RTI),
cystic
fibrosis
(CF),
asthma.
Clinical
trials
suggest
can
reduce
incidence
severity
RTI,
improving
CF
symptoms,
enhancing
quality
life
children.
However,
evidence
for
its
benefits
asthma
remains
inconclusive.
Its
mechanisms
include
modulating
responses,
barrier
function,
maintaining
microbial
homeostasis
via
gut-lung
axis.
Existing
studies
often
limited
by
small
sample
sizes,
heterogeneity
intervention
protocols,
short
follow-up
periods.
Emerging
technologies
novel
formulations,
hold
promise
unraveling
complex
interactions
among
LGG,
axis,
health.
These
advancements
could
pave
way
personalized
probiotic
therapies,
highlighting
cost-effective,
adjunctive
therapy
diseases.
underscores
broader
significance
integrating
into
healthcare,
while
calling
future
research
overcome
current
limitations,
optimize
clinical
explore
innovative
therapeutic
strategies.
bioRxiv (Cold Spring Harbor Laboratory),
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 4, 2025
Abstract
Bacteroidota,
a
diverse
phylum
of
bacteria,
are
increasingly
recognized
for
their
significant
contributions
to
host
health,
particularly
through
antimicrobial
and
probiotic
properties.
This
study
investigates
the
functional
diversity
potential
42
new
Bacteroidota
strains
enriched
identified
from
hosts,
including
mouse
ceca
human
stool
samples.
Using
16S
rRNA
gene
sequencing,
we
phylogenetically
characterized
genera
Bacteroides,
Phocaeicola
Sphingobacterium
assessed
properties
related
potential.
The
were
evaluated
concerning
ability
inhibit
biofilm
formation
WHO
declared
clinically
pathogens,
gram-positive
Staphylococcus
aureus
epidermidis
,
gram-negative
Klebsiella
oxytoca
Pseudomonas
aeruginosa
eukaryotic
fungus
Candida
albicans.
Additionally,
investigated
bile
salt
hydrolase
quorum
quenching
activities
strains,
key
traits
associated
with
efficacy.
Our
findings
demonstrate
that
all
examined
consistently
exhibit
capacity
but
different
extent.
Furthermore,
14
showed
activity,
39
highlighting
High
inhibition
as
well
activity
against
both
autoinducers,
AHL
AI-2,
predominantly
observed
in
Bacteroides
caecimuris
muris
making
them
attractive
candidates
next-generation
probiotics.
Overall,
this
advances
field
probiotics
by
identifying
promising
therapeutic
applications
potentially
revolutionizing
approaches
microbiome-based
interventions
pathogen
control
clinical
settings.