Green Processing and Synthesis,
Journal Year:
2024,
Volume and Issue:
13(1)
Published: Jan. 1, 2024
Abstract
The
present
study
highlights
the
true
potential
of
Rhizopus
oligosporus
IIB-08
to
produce
lipase
enzyme
under
solid-state
fermentation
and
focuses
on
improving
properties
by
immobilizing
it
biogenic
aluminium
oxide
nanoparticles
(Al-NPs)
for
better
resolution
active
homochiral
2-octanol.
For
this
purpose,
almond
meal
substrate
showed
10.44
±
0.36
U·g
−1
activity.
immobilization
Al-NPs
prepared
using
Mentha
spicata
leaf
extract
led
towards
improved
stability
catalytic
efficiency,
resulting
in
a
9.3%
increase
activity
compared
free
enzyme.
This
also
examined
immobilized
effective
Gas
chromatography-mass
spectrometry
confirmed
presence
lipase-catalysed
fatty
acids,
such
as
linolenic
acid
(C18:3),
linoleic
(C18:2),
palmitic
acid,
oleic
(C18:1),
with
exhibiting
highest
concentration
(142
μg·ml
)
at
retention
time
23.2
min.
concludes
that
R.
is
promising
source
production
demonstrates
significant
nanoparticle-immobilized
resolving
pharmaceutically
important
organic
chemicals,
thereby
making
approach
different
industrial
applications.
However,
further
scaling
up
needed
implementation
industry.
ChemistrySelect,
Journal Year:
2025,
Volume and Issue:
10(3)
Published: Jan. 1, 2025
Abstract
The
aim
of
this
study
was
to
explore
the
potential
bio‐silver
nanoparticles
(Ag‐NPs)
synthesized
from
Tetraclinis
articulata
extract,
a
Moroccan
plant,
for
treatment
inflammatory
diseases
related
oxidative
stress,
such
as
arthritis,
cardiovascular
and
metabolic
disorders.
objective
reduce
inflammation
neutralize
free
radicals
by
transferring
therapeutic
properties
secondary
metabolites
plant
nanoparticles.
synthesis
Ag‐NPs
carried
out
an
environmentally
friendly
method,
using
exclusively
extract.
results
showed
that
formation
induced
dark
brown
color
change,
accompanied
absorption
peak
at
450
nm
in
UV‐visible
spectrum,
specific
Scanning
electron
microscopy
analysis
revealed
spherical
approximately
80
nm,
X‐ray
spectroscopy
confirmed
presence
silver.
FTIR
identified
phenolic
compounds
(flavonoids,
polyphenols)
sugars,
responsible
reduction
silver
ions
stability
On
bioactive
level,
these
strong
antioxidant
anti‐inflammatory
potential,
with
activity
comparable
control,
without
cellular
toxicity,
cell
proliferation
tests.
These
open
new
perspectives
targeted
applications,
highlighting
importance
sustainable
methods.
Scientific Reports,
Journal Year:
2025,
Volume and Issue:
15(1)
Published: Jan. 30, 2025
Crystal
violet
(Cry)
is
an
essential
textile
dye
belonging
to
the
triphenylmethane
group,
that
widely
used
in
industry.
It
also
applied
for
paper
printing
and
Gram
staining.
Previously,
it
was
significant
as
a
topical
antiseptic
due
its
antibacterial,
antifungal,
anthelmintic
properties.
Despite
various
applications,
crystal
has
been
recognized
biohazard
toxic
carcinogenic
persists
environment
with
long-lasting
effects
detrimental
impacts.
In
this
research,
water
extract
from
Moringa
oleifera
leaves
employed
environmentally
friendly
methods
synthesize
zinc
oxide
nanoparticles
(Mo/ZnO-NPs),
characterized
by
TEM,
EDX,
FT-IR,
Zeta
potential.
Mo/ZnO-NPs
exhibit
potential
of
−
21.9
mV,
X-ray
diffraction
(XRD)
analysis
confirms
their
crystallographic
structure.
The
size
biogenic
ranges
5.52
41.59
nm.
This
study
designed
estimate
maximize
ability
remove
using
Central
Composite
Design
(CCD),
considering
pH
(ranging
3
11),
incubation
time
30
150),
concentrations
0.2
1.8
mg/mL),
25
125
ppm).
maximum
percentage
value
removal
97.26
optimal
conditions
9,
120
min,
1.4
mg/mL,
concentration
50
ppm.
best-predicted
caused
highest
(97.8%)
were
determined
desirability
function
10,
140
1.3
80
Under
these
conditions,
experimental
removal%
(98.7%)
verified.
synthesized
can
be
promising
candidate
adsorption
violet.
Materials Technology,
Journal Year:
2024,
Volume and Issue:
40(1)
Published: Dec. 16, 2024
Global
cancer
mortality
is
rising
yearly
due
to
various
factors.
Silver
nanoparticles
(AgNPs)
are
widely
utilized
for
their
low
cost
and
antibacterial
properties
compared
other
noble
metals.
Here,
AgNPs
were
synthesized
using
Cucurbita
maxima
leaf
extract,
which
was
analyzed
by
analytical
instruments.
UV-visible
spectra
showed
an
absorbance
peak
in
the
410-420
nm
range,
while
Fourier
transform
infrared
exhibited
bands
at
653
cm−1,
1629,
2276,
3786
cm−1.
X-ray
diffraction
major
intensity
peaks
38.1º
two
theta
value
with
average
crystallite
size
of
18.34
nm.
The
transmission
electron
microscope
aggregation
spherical-shaped
AgNPs,
10-90
MTT
assay
that
it
highly
effective
against
SiHa
cervical
cells
a
much
lower
IC50
(~8
µg/mL)
capable
pesticide
removal
highest
efficiency
pH
9.
Bioremediation Journal,
Journal Year:
2025,
Volume and Issue:
unknown, P. 1 - 22
Published: Jan. 15, 2025
The
present
study
focused
on
the
isolation,
characterization,
and
utilization
of
fungal
species
from
Koya
district
in
Iraq
for
Dye
removal
purposes.
involved
biosynthesis
characterization
silver
nanoparticles
(AgNPs)
using
three
isolates
(Fusarium,
Mucor,
Cladosporium).
Characterization
techniques
included
X-ray
diffraction
spectroscopy
(XRD),
electron
microscopy,
UV-Vis
spectroscopy,
Fourier
transform
infrared
(FTIR)
energy-dispersive
(EDX)
spectroscopy.
biofabricated
AgNPs
demonstrated
substantial
adsorption
capabilities,
efficiently
removing
different
dyes
aqueous
media
within
1
hour,
with
Fusarium
begonia
showing
highest
rates
(89.5–98.3%)
that
indicates
sustainable
capacity,
making
them
effective
context
study.
In
conclusion,
this
underscores
significant
impact
diverse
growth
conditions
biomass
various
species.
Furthermore,
findings
highlight
potential
isolates,
powder,
biosynthesized
environmentally
friendly
efficient
approaches
dyes,
paving
way
their
application
environmental
remediation
procedures.
Microscopy Research and Technique,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 29, 2025
The
green
methods
for
the
synthesis
of
silver
nanoparticles
(AgNPs)
has
developed
popularity
recently
due
to
low
preparation
costs,
environmental
friendliness,
and
non-toxicity
precursors.
In
this
study,
AgNPs
were
synthesized
using
leaf
extract
from
Merremia
quinquefolia.
Spectroscopic
techniques
used
analyzing
functional
groups,
morphology,
crystalline
phase,
elemental
composition
nanomaterials.
ultraviolet
(UV)
visible
spectrometry
absorption
spectra
had
a
surface
plasmon
resonance
band
at
459
nm
Fourier
transformed
infrared
spectrum
(FTIR)
analysis
showed
presence
elements
groups.
X-ray
diffraction
(XRD)
indicates
structure
energy-dispersive
x-ray
spectroscopy
(EDAX)
shows
strong
signals
element.
Morphological
transmission
electron
microscope
(TEM)
scanning
microscopy
(SEM)
analyses
revealed
that
exhibited
spherical
shapes
with
an
average
size
14
nm.
Furthermore,
it
was
indicated
by
Raman
vibrational
peak
240
470
cm-1.
disk
diffusion
method
highly
effective
in
inhibition
Gram-positive
bacteria
Staphylococcus
aureus
high
inhibitory
zone
(14
±
0.23
mm).
Antioxidant
activity,
IC50
values
assays
DPPH
(145.7
μg/mL)
ABTS
(112.09
μg/mL),
albumin
denaturation
human
red
blood
cells
higher
anti-inflammatory
activity.
value
4.62
μg/mL
against
breast
cancer
(MCF-7)
cells.
Methylene
blue
(MB)
degrading
studies
assess
photocatalytic
activity
AgNPs.
They
are
min
observed
sunlight,
MB
degradation
efficiency
94.89%.
Overall,
although
M.
quinquefolia
synthesizes
environmentally
friendly
applications,
study
is
fully
understand
potential
involved
treating
Natural Product Communications,
Journal Year:
2025,
Volume and Issue:
20(1)
Published: Jan. 1, 2025
Objectives
This
research
focuses
on
the
green
synthesis
of
ZnO
nanostructures
using
P.
macrosolen
L.
leaf
extract
and
investigates
effects
calcination
temperatures
their
structural,
morphological,
optical,
electrochemical
properties.
Methods
were
synthesized
via
a
green,
eco-friendly,
time-effective
method.
Characterizations
included
P-XRD
for
phase
crystallite
size
determination,
FTIR
spectroscopy
functional
group
analysis,
FIB-SEM
HR-TEM
surface
morphology,
UV-Vis
optical
properties,
tests
evaluating
super
capacitor
performance.
Results
XRD
analysis
confirmed
tetragonal
Wurtzite
hexagonal
nanostructures,
with
an
average
35
nm
calculated
Debye-Scherrer
equation.
formation
ZnO,
while
revealed
spongy,
agglomerated
morphology.
showed
reduction
in
energy
band
gap
increasing
temperatures.
Electrochemical
demonstrated
that
calcinated
at
580
°C
exhibited
superior
charge/discharge
capacities,
cycling
stability,
nearly
100%
coulombic
efficiency
up
to
1000
cycles
current
density
5
A/g,
outperforming
those
prepared
280
480
°C.
Conclusion
The
biosynthesized
especially
°C,
show
excellent
potential
as
electrode
materials
high-performance
capacitors
due
enhanced
performance
long-term
stability.
