Olive
mill
wastewater
(OMWW)
is
produced
annually
during
olive
oil
extraction
and
contains
most
of
the
health-promoting
3-hydroxytyrosol
fruit.
To
facilitate
its
recovery,
enzymatic
transesterification
hydroxytyrosol
(HT)
was
directly
performed
in
an
aqueous
system
presence
ethyl
acetate,
yielding
a
acetate
rich
extract.
For
this,
promiscuous
acyltransferase
from
Pyrobaculum
calidifontis
VA1
(PestE)
engineered
by
rational
design.
The
best
mutant
for
acetylation
(PestE_I208A_L209F_N288A)
immobilized
on
EziG
Molecules,
Год журнала:
2022,
Номер
27(24), С. 8777 - 8777
Опубликована: Дек. 11, 2022
Polyphenols
are
secondary
metabolites
produced
by
plants,
which
contribute
to
the
plant’s
defense
against
abiotic
stress
conditions
(e.g.,
UV
radiation
and
precipitation),
aggression
of
herbivores,
plant
pathogens.
Epidemiological
studies
suggest
that
long-term
consumption
polyphenols
protects
cardiovascular
disease,
cancer,
osteoporosis,
diabetes,
neurodegenerative
diseases.
Their
structural
diversity
has
fascinated
confronted
analytical
chemists
on
how
carry
out
unambiguous
identification,
exhaustive
recovery
from
plants
organic
waste,
define
their
nutritional
biological
potential.
The
food,
cosmetic,
pharmaceutical
industries
employ
fruits
vegetables
produce
additives,
additional
foods,
supplements.
In
some
cases,
nanocarriers
have
been
used
protect
during
food
processing,
solve
issues
related
low
water
solubility,
transport
them
site
action,
improve
bioavailability.
This
review
summarizes
structure-bioactivity
relationships,
processing
parameters
impact
polyphenol
stability
bioavailability,
research
progress
in
nanocarrier
delivery,
most
innovative
methodologies
for
agri-waste
materials.
Bioresources and Bioprocessing,
Год журнала:
2024,
Номер
11(1)
Опубликована: Янв. 18, 2024
Abstract
A
significant
portion
of
the
human
diet
is
comprised
fruits,
which
are
consumed
globally
either
raw
or
after
being
processed.
huge
amount
waste
and
by-products
such
as
skins,
seeds,
cores,
rags,
rinds,
pomace,
etc.
generated
in
our
homes
agro-processing
industries
every
day.
According
to
previous
statistics,
nearly
half
fruits
lost
discarded
during
entire
processing
chain.
The
concern
arises
when
those
wastes
damage
environment
simultaneously
cause
economic
losses.
There
a
lot
potential
these
for
reuse
variety
applications,
including
isolation
valuable
bioactive
ingredients
their
application
developing
healthy
functional
foods.
development
novel
techniques
transformation
materials
into
marketable
commodities
may
offer
workable
solution
this
issue
while
also
promoting
sustainable
growth
from
bio-economic
viewpoint.
This
approach
can
manage
well
add
value
enterprises.
goal
study
twofold
based
on
scenario.
first
present
brief
overview
most
substances
found
by-products.
second
review
current
status
valorization
trends
techniques,
safety
assessments,
sensory
attributes,
challenges.
Moreover,
specific
attention
drawn
future
perspective,
some
solutions
discussed
report.
Bioresource Technology Reports,
Год журнала:
2024,
Номер
26, С. 101823 - 101823
Опубликована: Март 24, 2024
Achieving
renewable
clean
energy
to
meet
increasing
global
demand
and
counter
overreliance
on
depleting
unsustainable
sources
has
recently
drawn
significant
research
interest.
Similarly,
attain
the
sustainable
development
goals
(SDGs)
"zero
hunger"
agenda,
massive
agricultural/food
productions
are
embarked
on,
leading
increased
agro-food
waste
(AFW)
generation
with
enormous
handling
costs
evade
its
contribution
environmental
pollution.
The
advent
of
biorefineries
fostered
a
healthy
balance
for
tackling
challenges
from
AFW
–
thereby
promoting
circular
bioeconomy
(CBE).
Integrating
several
emerging
microbial/enzymatic
bioconversion
processes
facilitated
overall
increase
in
process
efficiency.
This
review,
therefore,
provides
extensive
information
ecological
impacts
AFW,
as
well
biorefinery
sustainability.
We
also
critically
reviewed
advances
integrated
engineering
valorization.
Finally,
limitations
prospects
real-life
application
these
recent
approaches
were
suggested.
The Science of The Total Environment,
Год журнала:
2023,
Номер
912, С. 168716 - 168716
Опубликована: Ноя. 28, 2023
Agrifood
industries
generate
large
amounts
of
waste
that
may
result
in
remarkable
environmental
problems,
such
as
soil
and
water
contamination.
Therefore,
proper
management
treatment
have
become
an
environmental,
economic,
social
challenge.
Most
these
wastes
are
exceptionally
rich
bioactive
compounds
(e.g.,
polyphenols)
with
potential
applications
the
food,
cosmetic,
pharmaceutical
industries.
Indeed,
recovery
polyphenols
from
agrifood
is
example
circular
bioeconomy,
which
contributes
to
valorization
while
providing
solutions
problems.
In
this
context,
unconventional
extraction
techniques
at
industrial
scale,
microwave-assisted
(MAE),
has
demonstrated
its
efficacy
laboratory
level
for
analytical
purposes,
been
suggested
search
more
efficient
procedures.
On
other
hand,
natural
deep
eutectic
solvents
(NADES)
proposed
green
alternative
typical
solvents.
This
review
aims
provide
comprehensive
insights
regarding
phenolic
waste.
Specifically,
it
focuses
on
utilization
MAE
conjunction
NADES.
Moreover,
delves
into
possibilities
recycling
reusing
NADES
a
sustainable
cost-efficient
application.
The
results
obtained
MAE-NADES
approach
show
high
efficiency
contributing
practices
field
product
extraction.
However,
further
research
necessary
improve
our
understanding
strategies,
optimize
yields,
reduce
overall
costs,
facilitate
scaling-up.
Separations,
Год журнала:
2023,
Номер
10(12), С. 598 - 598
Опубликована: Дек. 9, 2023
There
are
many
types
of
natural
plants
in
nature
that
contain
a
variety
effective
and
complex
chemical
components.
These
constituents
can
be
categorized
as
organic
acids,
volatile
oils,
coumarins,
steroids,
glycosides,
alkaloids,
carbohydrates,
phytochromes,
etc.,
all
which
play
important
roles
the
fields
pharmaceuticals,
food,
nutraceuticals,
cosmetics.
The
study
extraction
composition
analysis
products
is
for
discovery
these
active
ingredients
their
precursors.
Therefore,
aim
this
article
to
review
status
research
on
extraction,
separation
purification,
structural
identification
products,
provide
reference
products.
The Science of The Total Environment,
Год журнала:
2022,
Номер
857, С. 159623 - 159623
Опубликована: Окт. 23, 2022
Winery
wastes
are
rich
in
polyphenols
with
high
added
value
to
be
used
cosmetics,
pharmaceuticals,
and
food
products.
This
work
aims
at
recovering
purifying
the
polyphenolic
fraction
occurring
malolactic
fermentation
lees
generated
during
production
of
Albariño
wines.
Phenolic
acids,
flavonoids,
related
compounds
were
recovered
from
this
oenological
waste
by
green
liquid
extraction
using
water
as
solvent.
The
resulting
extract
solution
was
microfiltered
remove
microparticles
further
treated
ultrafiltration
(UF)
membranes
30
kDa
5
molecular
weight
cut-offs
(MWCOs).
feed
sample
filtrate
retentate
solutions
each
membrane
system
analyzed
reversed-phase
chromatography
(HPLC)
UV
mass
spectrometric
(MS)
detection.
most
abundant
extracts
identified
quantified,
namely:
caftaric
acid
a
concentration
200
µg
g-1
trans-coutaric
acid,
cis-coutaric
gallic
astilbin
concentrations
between
15
40
g-1.
Other
minor
phenolic
acids
flavanols
also
found.
UF
process
did
not
modify
composition,
but
filtration
through
poly-acrylonitrile
elicited
decrease
content.
Hence,
recommended
pre-process
extracts.
combined
purification
presented
here
is
environmentally
friendly
demonstrates
that
wines
valuable
source
compounds,
especially
acids.
