International Journal of Food Science & Technology,
Journal Year:
2023,
Volume and Issue:
58(11), P. 6015 - 6024
Published: Sept. 9, 2023
Summary
The
enhancing
impact
of
fermentation
with
Lactiplantibacillus
plantarum
and
drying/coating
on
bioactivity
properties
Spirulina
platensis
was
investigated.
Lp.
took
place
anaerobically
for
72
h
at
37
C.
Encapsulation
fresh
fermented
samples
made
by
spray‐drying
a
170
°C
air
inlet
temperature
,
20
mL/min
feed
flow
rate
different
ratios
coating
material
(1:0,
1:1
1:2
maltodextrin).
Fresh
capsules
exhibited
shapes,
mostly
rod
form
whilst
generally
spherical
shape.
1,1‐diethoxy‐ethane
(34.02%)
tert‐butyldimethylsilyl
2,2,3,3,3‐pentafluoropropanoate
(26.70%)
were
identified
as
the
major
compounds
in
.
total
phenol
content
range
from
14.22
mg
gallic
acid
equivalent
(GAE)/g
wet
spirulina
to
77.27
GAE/g
spray‐dried
coated
maltodextrin
ratio
1:1.
drying
processes
significantly
increased
content,
antioxidant
activity
diphenyl
picrylhydrazyl
(DPPH)
radical
scavenging
capacity
(
P
<
0.05).
Bacteriostatic
concentration
25
mg/mL
against
Salmonella
Paratyphi
A,
Staphylococcus
aureus
Enterococcus
faecalis
whereas
bactericidal
effect
vs.
Pseudomonas
aeruginosa
E.
combination
after
enhanced
its
antimicrobial
0.7–20‐fold
compared
fresh,
Coatings,
Journal Year:
2025,
Volume and Issue:
15(4), P. 462 - 462
Published: April 13, 2025
The
antifouling
performance
of
a
zwitterionic
sulfobetaine-hydroxyethyl-containing
polymethylmethacrylate
ter-co-polymer
(PSBM)
is
evaluated
against
three
photosynthetic
strains,
namely
Chlorella
sp.,
Nannochloropsis
and
Arthrospira
maxima.
PSBM-coated
(PMMA)
surfaces
displayed
significantly
reduced
propensity
for
biofilm
formation
compared
to
rough
untreated
controls,
leaving
clean
after
7
days
exposure.
A
tribological
approach
was
adopted
estimate
the
long-term
durability
PSBM
coating.
Repeated
cycles
exposure
A.
maxima
biomass
subject
coating
stress
continuous
challenges.
After
several
cycles,
maintains
higher
efficacy
than
PMMA
surface,
suggesting
stability
high
potential
in
photobioreactor
applications.
