Ultrasonics Sonochemistry,
Journal Year:
2023,
Volume and Issue:
95, P. 106418 - 106418
Published: April 22, 2023
For
the
first
time,
purple
corn
pericarp
(PCP)
was
converted
to
polyphenol-rich
extract
using
two-pot
ultrasound
extraction
technique.
According
Plackett-Burman
design
(PBD),
significant
factors
were
ethanol
concentration,
temperature,
and
ultrasonic
amplitude
that
affected
total
anthocyanins
(TAC),
phenolic
content
(TPC),
condensed
tannins
(CT).
These
parameters
further
optimized
Box-Behnken
(BBD)
method
for
response
surface
methodology
(RSM).
The
RSM
showed
a
linear
curvature
TAC
quadratic
TPC
CT
with
lack
of
fit
>
0.05.
Under
optimum
conditions
(ethanol
(50%,
v/v),
time
(21
min),
temperature
(28
°C),
(50%)),
maximum
TAC,
TPC,
34.99
g
cyanidin/kg,
121.26
GAE/kg,
260.59
EE/kg,
respectively
obtained
desirability
value
0.952.
Comparing
UAE
microwave
(MAE),
it
found
although
had
lower
yield,
CT,
gave
higher
individual
anthocyanin,
flavonoid,
acid
profile,
antioxidant
activity.
took
21
min,
whereas
MAE
30
min
extraction.
Regarding
product
qualities,
superior,
color
change
(ΔE)
chromaticity.
Structural
characterization
SEM
severe
creases
ruptures,
less
noticeable
alterations
attested
by
an
optical
profilometer.
This
shows
ultrasound,
might
be
used
phenolics
from
PCP
as
requires
lesser
improves
phenolics,
structure,
qualities.
Synthetic and Systems Biotechnology,
Journal Year:
2023,
Volume and Issue:
8(2), P. 302 - 313
Published: March 23, 2023
The
past
50
years
have
witnessed
a
massive
expansion
in
the
demand
and
application
of
pesticides.
However,
pesticides
are
difficult
to
be
completely
degraded
without
intervention
hence
pesticide
residue
could
pose
persistent
threat
non-target
organisms
many
aspects.
To
aim
at
problem
abuse
products
excessive
residues
environment,
chemical
biological
degradation
methods
widely
developed
but
scaled
insufficient
solve
such
pollution.
In
recent
years,
bio-degradative
tools
instructed
by
synthetic
principles
been
further
studied
paved
way
for
degradation.
Combining
customized
design
strategy
standardized
assembly
mode,
engineering
bacteria
multi-dimensional
has
become
an
effective
tool
This
review
introduces
mechanisms
hazards
different
pesticides,
summarizes
applied
residues,
discusses
advantages,
applications,
prospects
biology
degrading
residues.
International Journal of Molecular Sciences,
Journal Year:
2023,
Volume and Issue:
24(16), P. 12667 - 12667
Published: Aug. 11, 2023
Non-thermal
plasma
(NTP)
application
in
medicine
is
a
dynamically
developing
interdisciplinary
field.
Despite
the
fact
that
basics
of
phenomenon
have
been
known
since
19th
century,
growing
scientific
attention
has
paid
recent
years
to
use
medicine.
Three
most
important
plasma-based
effects
are
pivotal
for
medical
applications:
(i)
inactivation
broad
spectrum
microorganisms,
(ii)
stimulation
cell
proliferation
and
angiogenesis
with
lower
treatment
intensity,
(iii)
cells
by
initialization
death
higher
intensity.
In
this
review,
we
explain
underlying
chemical
processes
reactive
species
involvement
during
NTP
human
(or
animal)
tissues,
as
well
bacteria
inactivation,
which
leads
sterilization
indirectly
supports
wound
healing.
addition,
plasma-mediated
modifications
surfaces,
such
surgical
instruments
or
implants,
described.
This
review
focuses
on
existing
knowledge
NTP-based
vitro
vivo
studies
highlights
potential
opportunities
development
novel
therapeutic
methods.
A
full
understanding
mechanisms
action
urgently
needed
further
modern
