Nutrients,
Journal Year:
2021,
Volume and Issue:
13(4), P. 1116 - 1116
Published: March 29, 2021
Probiotics
are
reported
to
improve
gastrointestinal
(GI)
function
via
regulating
gut
microbiota
(GM).
However,
exactly
how
probiotics
influence
GM
and
GI
in
elders
is
poorly
characterized.
Therefore,
this
study,
we
assessed
the
effect
of
probiotic
Lacticaseibacillus
paracasei
PS23
(LPPS23)
on
aged
mice.
There
were
four
groups
senescence-accelerated
mouse
prone-8
(SAMP8)
mice
(n
=
4):
a
non-treated
control
group,
saline
low
dose
LPPS23
group
(1
×
108
colony-forming
unit
(CFU)/mouse/day),
high
109
CFU/mouse/day).
Non-treated
euthanized
at
16
weeks
old,
others
28
old.
The
next-generation
sequencing
results
revealed
that
enriched
Lactobacillus
Candidatus_Saccharimonas,
while
abundance
Lachnospiraceae_UCG_001
decreased
given
LPPS23.
negatively
correlated
with
Erysipelotrichaceae.
Moreover,
improved
due
longer
intestine
length,
lower
intestinal
permeability,
higher
phagocytosis
LPPS23-treated
ELISA
showed
attenuated
alterations
pro-inflammatory
factors
immunoglobulins.
LPPS23-enriched
was
positively
healthy
function,
Lachnospiraceae_UCG_001,
which
repressed
by
LPPS23,
according
Spearman’s
correlation
analysis.
Taken
together,
can
effectively
modulate
composition
SAMP8
Obesity Facts,
Journal Year:
2022,
Volume and Issue:
15(3), P. 321 - 335
Published: Jan. 1, 2022
<b><i>Introduction:</i></b>
Loss
of
skeletal
muscle
mass
and
function
(sarcopenia)
is
common
in
individuals
with
obesity
due
to
metabolic
changes
associated
a
sedentary
lifestyle,
adipose
tissue
derangements,
comorbidities
(acute
chronic
diseases)
during
the
ageing
process.
Co-existence
excess
adiposity
low
mass/function
referred
as
sarcopenic
(SO),
condition
increasingly
recognized
for
its
clinical
functional
features
that
negatively
influence
important
patient-centred
outcomes.
Effective
prevention
treatment
strategies
SO
are
urgently
needed,
but
efforts
hampered
by
lack
universally
established
definition
diagnostic
criteria.
Resulting
inconsistencies
literature
also
affect
ability
define
prevalence
well
relevance
negative
health
<b><i>Aims
Methods:</i></b>
The
European
Society
Clinical
Nutrition
Metabolism
(ESPEN)
Association
Study
Obesity
(EASO)
launched
an
initiative
reach
expert
consensus
on
criteria
SO.
jointly
appointed
international
panel
proposes
defined
co-existence
mass/function.
diagnosis
should
be
considered
at-risk
who
screen
positive
co-occurring
elevated
body
index
or
waist
circumference,
markers
(risk
factors,
symptoms,
validated
questionnaires).
Diagnostic
procedures
initially
include
assessment
function,
followed
composition
where
presence
related
compartments
confirm
Individuals
further
stratified
into
stage
I
absence
complications
II
if
cases
linked
altered
dysfunction.
<b><i>Conclusions:</i></b>
ESPEN
EASO,
panel,
advocate
proposed
implemented
routine
practice.
encourages
prospective
studies
addition
secondary
analysis
existing
data
sets,
study
predictive
value,
efficacy
impact
this
definition.
Clinical Nutrition,
Journal Year:
2022,
Volume and Issue:
41(4), P. 990 - 1000
Published: Feb. 23, 2022
Loss
of
skeletal
muscle
mass
and
function
(sarcopenia)
is
common
in
individuals
with
obesity
due
to
metabolic
changes
associated
a
sedentary
lifestyle,
adipose
tissue
derangements,
comorbidities
(acute
chronic
diseases),
during
the
ageing
process.
Co-existence
excess
adiposity
low
mass/function
referred
as
sarcopenic
(SO),
condition
increasingly
recognized
for
its
clinical
functional
features
that
negatively
influence
important
patient-centred
outcomes.
Effective
prevention
treatment
strategies
SO
are
urgently
needed,
but
efforts
hampered
by
lack
an
universally
established
Definition
diagnostic
criteria.
Resulting
inconsistencies
literature
also
affect
ability
define
prevalence
well
relevance
negative
health
outcomes.The
European
Society
Clinical
Nutrition
Metabolism
(ESPEN)
Association
Study
Obesity
(EASO)
launched
initiative
reach
expert
consensus
on
criteria
SO.
The
jointly
appointed
international
panel
proposes
defined
co-existence
mass/function.
diagnosis
should
be
considered
at-risk
who
screen
positive
co-occurring
elevated
body
index
or
waist
circumference,
markers
(risk
factors,
symptoms,
validated
questionnaires).
Diagnostic
procedures
initially
include
assessment
function,
followed
composition
where
presence
related
compartments
confirm
Individuals
further
stratified
into
Stage
I
absence
complications,
II
if
cases
complications
linked
altered
dysfunction.ESPEN
EASO,
panel,
advocate
proposed
implemented
routine
practice.
encourages
prospective
studies
addition
secondary
analysis
existing
datasets,
study
predictive
value,
efficacy,
impact
this
definition.
Nutrients,
Journal Year:
2021,
Volume and Issue:
13(6), P. 2045 - 2045
Published: June 15, 2021
Living
longer
is
associated
with
an
increased
risk
of
chronic
diseases,
including
impairments
the
musculoskeletal
and
immune
system
as
well
metabolic
disorders
certain
cancers,
each
which
can
negatively
affect
relationship
between
host
microbiota
up
to
occurrence
dysbiosis.
On
other
hand,
lifestyle
factors,
regular
physical
exercise
a
healthy
diet,
skeletal
muscle
aging
positively
at
all
ages.
Accordingly,
health
benefits
could
partly
depend
on
effect
such
interventions
that
influence
biodiversity
functionality
intestinal
microbiota.
In
present
review,
we
first
discuss
physiological
effects
gut
microbiota,
system,
muscle.
Secondly,
describe
human
epidemiological
evidence
about
associations
activity
fitness
composition
in
older
adults.
The
third
part
highlights
relevance
restorative
mechanisms
protection
through
specific
during
aging.
Fourth,
important
research
findings
protein
nutrients
performance
Finally,
provide
nutritional
recommendations
prevent
malnutrition
support
active
focus
Key
nutrition-related
concerns
include
need
for
adequate
energy
intake
preventing
low
mass
higher
demand
(e.g.,
dietary
fiber,
polyphenols
polyunsaturated
fatty
acids)
modify
composition,
diversity,
capacity
may
thus
practical
means
enhancing
systemic
function.
Aging and Disease,
Journal Year:
2022,
Volume and Issue:
13(2), P. 379 - 379
Published: Jan. 1, 2022
Population
aging
and
the
obesity
epidemic
are
important
global
public
health
problems
that
pose
an
unprecedented
threat
to
physical
mental
of
elderly
systems
worldwide.
Sarcopenic
(SO)
is
a
new
category
high-risk
geriatric
syndrome
in
elderly.
SO
associated
with
many
adverse
consequences
such
as
frailty,
falls,
disability,
increased
morbidity
mortality.
The
core
mechanism
vicious
circle
between
myocytes
adipocytes.
In
order
implement
effective
prevention
treatment
strategies
reduce
clinical
outcomes,
it
essential
further
our
understanding
Herein,
we
reviewed
definition,
diagnosis,
epidemiology,
pathogenesis,
older
adults.
International Journal of Molecular Sciences,
Journal Year:
2020,
Volume and Issue:
21(23), P. 8946 - 8946
Published: Nov. 25, 2020
The
gut
microbiota
could
influence
the
pathophysiology
of
age-related
sarcopenia
through
multiple
mechanisms
implying
modulation
chronic
inflammation
and
anabolic
resistance.
aim
this
study
was
to
compare
fecal
composition
functionality,
assessed
by
shotgun
metagenomics
sequencing,
between
two
groups
elderly
outpatients,
differing
only
for
presence
primary
sarcopenia.
Five
sarcopenic
subjects
twelve
non-sarcopenic
controls,
classified
according
lower
limb
function
bioimpedance-derived
skeletal
muscle
index,
provided
a
stool
sample,
which
analyzed
with
approaches,
determine
overall
composition,
representation
bacteria
at
species
level,
prediction
bacterial
genes
involved
in
functional
metabolic
pathways.
Sarcopenic
displayed
different
compositions
significant
depletion
known
their
capacity
producing
short-chain
fatty
acids
(SCFAs),
Faecalibacterium
prausnitzii
Roseburia
inulinivorans,
Alistipes
shahii.
Additionally,
metagenome
had
belonging
108
pathways,
namely,
SCFA
synthesis,
carotenoid
isoflavone
biotransformation,
amino
acid
interconversion.
These
results
support
hypothesis
an
association
sarcopenia,
indicating
novel
possible
mediators,
whose
clinical
relevance
should
be
investigated
future
studies.
The journal of nutrition health & aging,
Journal Year:
2024,
Volume and Issue:
28(1), P. 100002 - 100002
Published: Jan. 1, 2024
Malnutrition
is
a
global
concern
in
older
adults,
as
it
negatively
affects
morbidity
and
mortality.
While
higher
animal
protein
intake
may
help
prevent
treat
malnutrition,
might
also
increase
the
risk
of
chronic
diseases
death.
Conversely,
vegetable
have
lower
anabolic
effect
not
be
effective
to
improve
nutritional
status.
We
studied
whether
are
associated
with
changes
status
adults.
used
pooled
data
from
two
Spanish
cohorts:
Seniors-ENRICA
1
2.
2,965
community-dwelling
adults
aged
62–92
years.
Protein
was
estimated
at
baseline
via
an
electronic,
validated
diet
history.
Nutritional
assessed
after
2.6
years
GLIM
(Global
Leadership
Initiative
on
Malnutrition)
phenotypic
criteria:
weight
loss,
low
body
mass
index,
reduced
muscle
mass.
The
odds
improvements
were
logistic
regression
models,
extensively
adjusted
for
potential
confounders.
Higher
[odds
ratios
(95%
confidence
intervals)
per
0.25
g/kg/day
1.15
(1.00,
1.32)
1.77
(1.35,
2.32),
respectively].
Cereal
drove
most
latter
association
[2.07
(1.44,
2.98)].
Replacing
total
protein,
meat,
or
fish
(but
dairy
egg
protein)
[1.54
(1.13,
2.09),
1.70
(1.20,
2.41),
(1.18,
2.64),
and,
especially,
malnutrition.
Aging Clinical and Experimental Research,
Journal Year:
2024,
Volume and Issue:
36(1)
Published: March 6, 2024
Age-related
changes
in
intestinal
microbiome
composition
and
function
are
increasingly
recognized
as
pivotal
the
pathophysiology
of
aging
associated
with
phenotype.
Diet
is
a
major
determinant
gut-microbiota
throughout
entire
lifespan,
several
benefits
healthy
diet
could
be
mediated
by
microbiome.
Mediterranean
(MD)
traditional
dietary
pattern
regarded
paradigm,
large
number
studies
have
demonstrated
its
promoting
aging.
MD
has
also
positive
modulatory
effect
on
microbiome,
favoring
bacterial
taxa
involved
synthesis
bioactive
compounds,
such
short-chain
fatty
acids
(SCFAs),
that
counteract
inflammation,
anabolic
resistance,
tissue
degeneration.
Intervention
conducted
older
populations
suggested
individual
response
subjects
to
MD,
terms
reduction
frailty
scores
amelioration
cognitive
function,
significantly
functionality.
In
this
context,
should
considered
when
designing
MD-based
interventions
tailored
needs
geriatric
patients.
Nutrients,
Journal Year:
2020,
Volume and Issue:
12(10), P. 3221 - 3221
Published: Oct. 21, 2020
Background:
High
protein
calorie
restriction
diets
have
shown
clinical
efficacy
for
obesity,
but
the
mechanisms
are
not
fully
known.
The
intestinal
microbiome
is
a
mediator
of
obesity
and
preclinical
data
support
an
effect
high
diet
(HPD)
on
gut
there
few
studies
in
humans.
Methods:
To
address
this,
we
conducted
dietary
intervention
trial
80
overweight
obese
subjects
who
were
randomized
to
calorie-restricted
(30%
intake)
or
normal
(NPD)
(15%)
8
weeks.
Baseline
intake
patterns
assessed
by
Diet
History
Questionnaire
III.
Longitudinal
fecal
sampling
was
performed
at
baseline,
week
1,
2,
4,
6,
8,
total
365
samples.
Intestinal
composition
16S
rRNA
gene
sequencing.
Results:
At
microbial
associated
with
fiber
intake.
Subjects
HPD
showed
significant
increase
diversity
as
measured
Shannon
index
compared
those
NPD.
also
differences
after
treatment
Both
induced
taxonomic
shifts
including
enrichment
Akkermansia
spp.
Bifidobacterium
depletion
Prevotella
Conclusion:
These
findings
provide
evidence
that
weight
loss
alter
suggest
differential
effects
HPDs
NPDs
which
may
influence
response
HPD.