In
order
to
investigate
the
effects
of
multi-frequency
ultrasound-assisted
immersion
freezing
(MUIF)
on
meat
quality
Macrobrachium
rosenbergii,
tail
was
subjected
different
MUIF
treatments
respectively,
namely
20
+
40
kHz
(MUIF-20+40),
60
(MUIF-20+60),
(MUIF-40+60)
and
(MUIF-20+40+60),
(IF)
as
control.
Results
showed
that
average
diameter
ice
crystals
28
μm
in
IF,
only
8
MUIF-20+40+60.
When
compared
alleviated
oxidative
deterioration
lipids
proteins,
but
at
higher
ultrasound
frequency
(MUIF-40+60;
MUIF-20+40+60).
Similarly,
protein
denaturation
inhibited
(except
for
MUIF-20+40).
Transmission
electron
microscopy
greater
distortion
ultrastructural
components
MUIF-40+60,
MUIF-20+40+60,
suggested
by
bended
Z-line.
conclusion,
can
be
an
effective
strategy
mitigate
mechanical
damage
rosenbergii.
Ultrasonics Sonochemistry,
Год журнала:
2024,
Номер
104, С. 106843 - 106843
Опубликована: Март 1, 2024
The
primary
significance
of
this
work
is
that
the
commercial
yeast
proteins
particles
were
successfully
used
to
characterize
high
internal
phase
Pickering
emulsions
(HIPPEs).
different
sonication
time
(0,3,7,11,15
min)
was
modulate
structure
and
interface
characteristics
(YPs)
as
particles.
Immediately
afterward,
influence
YPs
prepared
at
on
rheological
behavior
coalescence
mechanism
HIPPEs
investigated.
results
indicate
sonicated
for
7
min
exhibited
a
more
relaxed
molecular
structures
conformation,
smallest
particle
size,
highest
H0
optimal
amphiphilicity
(the
three-phase
contact
(θ)
88.91°).
transition
from
extended
compact
conformations
occurred
when
exceeded
min,
resulting
in
an
augmentation
size
particles,
reduction
surface
hydrophobicity
(H0),
elevation
hydrophilicity.
stabilized
by
adsorption
protein
percentage
homogeneous
three-dimensional
(3D)
network,
droplet
storage
(G′).
sample
15
showed
lowest
percentage.
This
caused
thickness
its
layer
enlargement
diameter
(D
[3,2]).
It
prone
according
equation
evaluate
probability
droplets
(Eq
(2)).
And
non-adsorbed
form
larger
aggregation
continuous
act
"structural
agents"
3D
network.
Therefore,
mechanistically,
formed
contributed
stability.
Whereas
stability
min.
present
shed
important
new
light
application
functional
food
fields,
acting
available
effective
alternative
protein.
