International Journal of Biological Macromolecules,
Год журнала:
2023,
Номер
244, С. 125385 - 125385
Опубликована: Июнь 16, 2023
Pectin
methylesterases
(PMEs)
are
enzymes
that
play
a
critical
role
in
modifying
pectins,
class
of
complex
polysaccharides
plant
cell
walls.
These
catalyze
the
removal
methyl
ester
groups
from
resulting
change
degree
esterification
and
consequently,
physicochemical
properties
polymers.
PMEs
found
various
tissues
organs,
their
activity
is
tightly
regulated
response
to
developmental
environmental
factors.
In
addition
biochemical
modification
have
been
implicated
biological
processes,
including
fruit
ripening,
defense
against
pathogens,
wall
remodelling.
This
review
presents
updated
information
on
PMEs,
sources,
sequences
structural
diversity,
function
development.
The
article
also
explores
mechanism
PME
action
factors
influencing
enzyme
activity.
addition,
highlights
potential
applications
industrial
sectors
related
biomass
exploitation,
food,
textile
industries,
with
focus
development
bioproducts
based
eco-friendly
efficient
processes.
Foods,
Год журнала:
2023,
Номер
12(5), С. 1095 - 1095
Опубликована: Март 4, 2023
Citrus
trees
are
among
the
most
abundant
fruit
in
world,
with
an
annual
production
of
around
124
million
tonnes.
Lemons
and
limes
significant
contributors,
producing
nearly
16
tonnes
per
year.
The
processing
consumption
citrus
fruits
generates
a
amount
waste,
including
peels,
pulp,
seeds,
pomace,
which
represents
about
50%
fresh
fruit.
limon
(C.
limon)
by-products
composed
amounts
bioactive
compounds,
such
as
phenolic
carotenoids,
vitamins,
essential
oils,
fibres,
give
them
nutritional
value
health
benefits
antimicrobial
antioxidant
properties.
These
by-products,
typically
discarded
waste
environment,
can
be
explored
to
produce
new
functional
ingredients,
desirable
approach
from
circular
economy
perspective.
present
review
systematically
summarizes
potential
high-biological-value
components
extracted
achieve
zero-waste
goal,
focusing
on
recovery
three
main
fractions:
dietary
C.
their
applications
food
preservation.
Critical Reviews in Food Science and Nutrition,
Год журнала:
2023,
Номер
unknown, С. 1 - 15
Опубликована: Дек. 14, 2023
The
gastrointestinal
immune
system
is
crucial
for
overall
health,
safeguarding
the
human
body
against
harmful
substances
and
pathogens.
One
key
player
in
this
defense
dietary
fiber
pectin,
which
supports
gut's
barrier
fosters
beneficial
gut
bacteria.
Pectin's
composition,
including
degree
of
methylation
(DM),
RG-I,
neutral
sugar
content,
influences
its
health
benefits.
This
review
assesses
how
pectin
composition
impacts
what
advantages
specific
chemistries
has
metabolic,
cardiovascular,
health.
We
delve
into
recent
findings
regarding
pectin's
interactions
with
system,
receptors
like
TLRs
galectin
3.
Pectin
shown
to
fortify
mucosal
epithelial
layers,
but
effects
are
structure
dependent.
Additionally,
we
explore
potential
strategies
enhancing
function.
Understanding
distinct
affect
vital
developing
preventive
therapeutic
solutions
conditions
related
microbiota
imbalances
issues.
Ultimately,
offers
insights
boost
barrier's
effectiveness,
fostering
better
by
using
pectins
diet.
Foods,
Год журнала:
2023,
Номер
12(13), С. 2494 - 2494
Опубликована: Июнь 27, 2023
The
growing
interest
in
a
healthy
lifestyle
has
contributed
to
disseminating
perspectives
on
more
sustainable
natural
resource
management.
This
review
describes
promising
aspects
of
using
cacti
the
food
industry,
addressing
sustainable,
nutritional,
and
functional
plant’s
production.
Our
study
provides
an
overview
potential
for
industry
encourage
cultivation
underutilized
cactus
species
their
commercial
exploitation.
production
advantages
over
other
agricultural
practices
by
mitigating
damage
ecosystems
encouraging
migration
agriculture.
application
ingredients
development
been
broad,
whether
producing
breads,
jellies,
gums,
dyes,
probiotics,
postbiotic
paraprobiotic
foods.
However,
field
probiotic
foods,
future
research
should
focus
technologies
applied
processing
researching
interactions
between
probiotics
raw
materials
determine
functionality
bioactivity
products.
Journal of Agricultural and Food Chemistry,
Год журнала:
2023,
Номер
71(4), С. 2160 - 2172
Опубликована: Янв. 17, 2023
In
this
study,
the
fermentation
characteristics
of
high
rhamnogalacturonan
I
pectic
polysaccharides
(RGI)
and
free-radical
degraded
RGI
(DRGI)
were
evaluated
by
a
human
fecal
batch-fermentation
model,
their
structural
properties
also
investigated.
As
result,
Mw
decreased
from
246.8
to
11.6
kDa,
branches
broken
dramatically.
Fermentation
showed
that
faster
produced
more
acetate
propionate
than
DRGI.
Both
them
reduced
Firmicutes/Bacteroidetes
ratio
promoted
development
Bacteroides,
Bifidobacterium,
Lactobacillus,
bringing
benefits
gut
ecosystem.
However,
composition
metabolic
pathways
microbiota
in
DRGI
different.
Most
dominant
bacteria
(such
as
[Eubacterium]_eligens_group)
participated
carbohydrate
utilization,
leading
better
performance
glucolipid
metabolism
energy
metabolism.
This
work
elucidated
large
molecular
weight
matters
modulatory
effect
RGI-type
vitro.
Nature Communications,
Год журнала:
2024,
Номер
15(1)
Опубликована: Апрель 8, 2024
Abstract
The
human
gut
microbiome
establishes
and
matures
during
infancy,
dysregulation
at
this
stage
may
lead
to
pathologies
later
in
life.
We
conducted
a
multi-omics
study
comprising
three
generations
of
family
members
investigate
the
early
development
microbiota.
Fecal
samples
from
200
individuals,
including
infants
(0-12
months
old;
55%
females,
45%
males)
their
respective
mothers
grandmothers,
were
analyzed
using
two
independent
metabolomics
platforms
metagenomics.
For
metabolomics,
gas
chromatography
capillary
electrophoresis
coupled
mass
spectrometry
applied.
metagenomics,
both
16S
rRNA
gene
shotgun
sequencing
performed.
Here
we
show
that
greatly
vary
elders
fecal
microbiota
populations,
function,
metabolome.
Infants
have
less
diverse
than
adults
present
differences
several
metabolite
classes,
such
as
short-
branched-chain
fatty
acids,
which
are
associated
with
shifts
bacterial
populations.
These
findings
provide
innovative
biochemical
insights
into
shaping
within
same
generational
line
could
be
beneficial
improving
childhood
health
outcomes.
Carbohydrate Polymers,
Год журнала:
2024,
Номер
334, С. 122007 - 122007
Опубликована: Март 5, 2024
Pectins
are
dietary
fibers
that
attributed
with
several
beneficial
immunomodulatory
effects.
Depending
on
the
degree
of
esterification
(DE),
pectins
can
be
classified
as
high
methoxyl
pectin
(HMP)
or
low
(LMP).
The
aim
this
study
was
to
investigate
effects
methyl-esterification
intestinal
microbiota
and
its
properties
in
naive
mice.
Supplementation
diet
LMP
HMP
induced
changes
composition
mice
toward
Bacteroides,
which
mainly
promoted
by
HMP.
Metabolome
analysis
stool
samples
from
pectin-fed
showed
a
different
effect
two
types
levels
short-chain
fatty
acids
bile
acids,
consistent
highly
efficient
vivo
fermentation
LMP.
Analysis
serum
antibody
significant
increase
IgG
IgA
both
pectins,
while
FACS
revealed
decrease
infiltrating
inflammatory
cells
lamina
propria
Our
structural
investigated
determine
fermentability,
microbial
composition,
metabolite
production,
modulation
immune
responses.
Consumption
preferentially
altered
gut
suppressed
pro-inflammatory
responses,
suggesting
role
diseases.
Journal of Nutrition,
Год журнала:
2024,
Номер
154(7), С. 2014 - 2028
Опубликована: Май 10, 2024
The
gut
microbiota
contributes
to
metabolic
disease,
and
diet
shapes
the
microbiota,
emphasizing
need
better
understand
how
impacts
disease
via
alterations.
Fiber
intake
is
linked
with
improvements
in
homeostasis
rodents
humans,
which
associated
changes
microbiota.
However,
dietary
fiber
extremely
heterogenous,
it
imperative
comprehensively
analyze
impact
of
various
plant-based
fibers
on
an
identical
setting
compare
alterations
bacterially
derived
metabolites
from
different
sources.
objective
this
study
(pectin,
beta-glucan,
wheat
dextrin,
resistant
starch,
cellulose
as
a
control)
through
its
high-fat
(HFD)-fed
mice.
HFD-fed
mice
were
supplemented
5
types
or
at
10%
(w/w)
for
18
weeks
(n=12/group),
measuring
body
weight,
adiposity,
indirect
calorimetry,
glucose
tolerance,
metabolites.
Only
beta-glucan
supplementation
during
HFD-feeding
decreased
adiposity
weight
gain
improved
tolerance
compared
HFD-cellulose,
while
all
other
had
no
effect.
This
was
increased
energy
expenditure
locomotor
activity
HFD-cellulose.
All
into
HFD
uniquely
shifted
intestinal
cecal
short-chain
fatty
acids,
however
only
butyrate
levels.
Lastly,
altered
small
portal
bile
acid
composition.
These
findings
demonstrate
that
consumption
promising
strategy
possibly
bacterial
