Pharmaceuticals,
Journal Year:
2024,
Volume and Issue:
17(4), P. 506 - 506
Published: April 15, 2024
Several
biologically
active
compounds
involved
in
the
green
synthesis
of
silver
and
gold
nanoparticles
have
been
isolated
from
snail
mucus
characterized.
This
paper
presents
a
successful
method
for
application
Cornu
aspersum
as
bioreducing
agent
copper
sulfate
biostabilizer
oxide
(CuONPs-Muc)
obtained.
The
at
room
temperature
neutral
pH
yielded
with
spherical
shape
an
average
diameter
150
nm.
structure
properties
CuONPs-Muc
were
characterized
using
various
methods
techniques,
such
ultraviolet–visible
spectroscopy
(UV–vis),
high-performance
liquid
chromatography
(HPLC),
one-dimensional
polyacrylamide
gel
electrophoresis
(1D-PAGE),
up-conversion
infrared
Fourier
transform
(FTIR),
scanning
electron
microscopy
combined
energy
dispersive
(SEM/EDS),
Raman
imaging,
thermogravimetric
analysis
(TG-DSC),
etc.
Mucus
proteins
molecular
weights
30.691
kDa
26.549
identified,
which
are
biogenic
production
CuONPs-Muc.
macromolecular
shell
formed
around
ions
contributes
to
higher
efficiency
synthesized
inhibiting
bacterial
growth
several
Gram-positive
(Bacillus
subtilis
NBIMCC2353,
Bacillus
spizizenii
ATCC
6633,
Staphylococcus
aureus
6538,
Listeria
innocua
NBIMCC8755)
Gram-negative
(Escherichia
coli
ATCC8739,
Salmonella
enteitidis
NBIMCC8691,
typhimurium
14028,
Stenotrophomonas
maltophilia
17666)
bacteria
compared
baseline
mucus.
bioorganic
presented
here
provides
highly
pronounced
antimicrobial
effect.
These
results
will
expand
knowledge
field
natural
nanomaterials
their
role
emerging
dosage
forms.
International Journal of Scientific Research in Science Engineering and Technology,
Journal Year:
2025,
Volume and Issue:
12(1), P. 164 - 180
Published: Feb. 3, 2025
Breast
cancer
continues
to
rank
as
a
predominant
cause
of
illness
and
death
among
women
globally,
emphasizing
the
critical
need
for
innovative
effective
treatment
approaches.
Traditional
methods
such
chemotherapy,
surgery,
radiation
therapy
often
face
limitations,
including
toxicity,
resistance,
non-specific
targeting.
In
recent
years,
advancements
in
nanotechnology
have
brought
about
transformative
solutions,
with
nanoengineered
copper
emerging
frontrunner.
Nanoengineered
copper’s
unique
properties-
its
catalytic
capabilities,
biocompatibility,
potential
surface
modification-
offer
unprecedented
opportunities
revolutionize
breast
care.
These
nanoparticles
not
only
enable
precise
targeting
cells
but
also
improve
diagnostic
accuracy
through
advanced
imaging
techniques.
Furthermore,
their
application
photothermal
photodynamic
therapies
provides
dual
approach
destroying
while
minimizing
harm
healthy
tissues.
With
ability
modulate
tumor
microenvironment
act
platform
combination
therapies,
holds
immense
promise
both
early
detection
treatment.
This
article
explores
wide-ranging
applications
copper,
from
innovations
therapeutic
breakthroughs,
underscoring
redefine
management
patient
outcomes.
Applied Nano,
Journal Year:
2025,
Volume and Issue:
6(1), P. 5 - 5
Published: March 3, 2025
Nanotechnology
offers
effective
solutions
for
removing
contaminants
and
harmful
bacteria
from
polluted
water.
This
study
synthesized
copper
nanoparticles
using
a
carbohydrate-based
bioflocculant
derived
Proteus
mirabilis
AB
932526.1.
The
is
natural
polymer
that
facilitates
the
aggregation
of
particles,
enhancing
efficiency
nanoparticle
synthesis
process.
Characterization
was
conducted
Fourier
Transform
Infrared
Spectroscopy,
Scanning
Electron
Microscopy,
Energy-Dispersive
X-ray
Ultraviolet-Visible
Diffraction,
Transmission
Microscopy
techniques
to
assess
their
properties,
flocculation
efficiency,
antibacterial
characteristics.
optimal
80%
achieved
at
concentration
0.4
mg/mL,
while
1
mg/mL
resulted
in
lower
60%.
effects
biosynthesized
on
human-derived
embryonic
renal
cell
cultures
were
also
investigated,
demonstrating
they
are
safe
concentrations.
effectively
removed
staining
dyes
such
as
safranin
(90%),
carbol
fuchsine
(88%),
methylene
blue
(91%),
methyl
orange
(93%),
Congo
red
(94%),
compared
blank
showing
only
39%
removal.
Furthermore,
when
both
chemical
flocculants
bioflocculants,
exhibited
significant
nutrient
removal
efficiencies
nitrogen,
sulfur,
phosphate,
total
nitrates
coal
mine
Vulindlela
domestic
wastewater.
Notably,
these
demonstrated
exceptional
activity
against
Gram-positive
Gram-negative
bacteria.
North American Journal of Aquaculture,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 20, 2025
Abstract
Objective
The
purpose
of
this
study
was
to
develop
ecofriendly
and
sustainable
copper
nanoparticles
(CuNPs)
using
Padina
pavonica
extract.
CuNPs
were
characterized
scanning
electron
microscopy
(SEM)
for
morphological
analysis,
energy
dispersive
X-ray
(EDS)
spectroscopy
elemental
composition,
Fourier
transform
infrared
(FTIR)
functional
group
identification,
UV-visible
optical
properties.
We
evaluated
the
toxicity
survival
rates
Guppy
Poecilia
reticulata
larvae
that
subjected
varied
CuNP
concentrations
determine
best
concentration
range
future
aquaculture
uses.
Methods
different
characterization
stability
synthesized
investigated
SEM,
EDS,
FTIR,
spectroscopy.
To
evaluate
safe
exposure
levels,
exposed
monitored
over
a
72-hour
period.
Results
biosynthesized
exhibited
characteristic
surface
plasmon
resonance
peaks
at
260
nm,
confirming
their
formation,
with
FTIR
revealing
involvement
groups
like
O-H
O-SO3H
in
nanoparticle
capping.
SEM
analysis
showed
irregular,
aggregated
CuNPs,
sizes
ranging
from
50
200
nm.
Energy
confirmed
including
copper,
oxygen,
chlorine,
carbon.
Conclusions
This
article
describes
environmentally
acceptable
method
manufacturing
extract
as
natural
reducing
agent.
established
an
appropriate
by
comparing
concentrations.
findings
provide
important
insights
into
use
aquaculture,
which
benefits
both
aquatic
organism
health
environmental
sustainability.
Chemistry & Biodiversity,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 22, 2025
ABSTRACT
Biebersteinia
multifida
DC.
is
a
wild
therapeutic
plant,
traditionally
used
for
various
medicinal
applications.
The
aim
of
the
present
study
to
extract
bioactive
constituents
from
plants'
roots
and
synthesize
copper
nanoparticles
(CuNPs).
Ethanolic
extraction
plant's
yielded
19
compounds,
recognized
through
gas
chromatography–mass
spectroscopy
(GC‐MS),
mainly
including
citraconic
anhydride,
γ‐sitosterol,
2‐furancarboxaldehyde.
prepared
CuNPs
have
been
fully
characterized.
biological
activity
evaluations
revealed
these
possess
acceptable
antibacterial
antifungal
activities.
Furthermore,
displayed
significant
cytotoxic
potency
toward
“4T1
breast
cancer
cells”
while
showing
relatively
low
cell
death
rate
against
normal
“HEK‐293
kidney
cell”.
In
conclusion,
our
findings
showed
that
can
be
synthesized
B
.
with
simple,
fast,
eco‐friendly
procedure.
These
are
efficient
in
antimicrobial
anticancer
Jurnal Kimia Sains dan Aplikasi,
Journal Year:
2025,
Volume and Issue:
28(3), P. 138 - 145
Published: March 26, 2025
The
noni
(Morinda
citrifolia
L)
is
one
of
Indonesia’s
traditional
medicinal
plants,
which
people
have
widely
used
to
treat
dysentery,
hypertension,
diabetes,
and
heart
attacks
prevent
cancer.
contains
phenolic
compounds,
namely
flavonoids,
anthraquinones,
alkaloids,
tannins,
the
potential
act
as
bioreductors.
research
aims
synthesize
copper
nanoparticles
(CuNPs)
using
leaves
extract
a
bioreductor
assay
their
antibacterial
activity.
CuNPs
were
synthesized
by
mixing
leaf
sulfate
in
1:1,
1:2,
1:3,
1:4
ratio.
It
was
characterized
UV-Vis,
PSA,
FTIR,
XRD.
Antibacterial
activity
tested
disc
diffusion
method
on
Streptococcus
pyogenes.
results
showed
that
optimum
synthesis
at
ratio
1:3
pH
10.
had
maximum
UV-Vis
absorption
wavelength
305
nm,
an
average
particle
size
5.46
nm
with
polydispersity
index
(PDI)
0.2048,
Cu-O
peak
observed
560
cm-1
FTIR
spectrum.
XRD
measurements
revealed
peaks
2θ
angles
43.38°,
50.50°,
74.43°.
good
agent
against
pyogenes
inhibition
zone
diameter
17.3
mm.
Thus,
be
developed
for
Materials,
Journal Year:
2025,
Volume and Issue:
18(9), P. 2087 - 2087
Published: May 2, 2025
Copper
(Cu)
nanoparticles,
known
for
their
high
electrical
conductivity
and
cost-effectiveness,
have
emerged
as
essential
materials
in
various
applications
from
flexible
electronics
to
antimicrobial
agents.
This
work
focuses
on
the
synthesis
characterization
of
semiconductive
nanostructured
films
composed
polyvinyl
alcohol
(PVA)
with
embedded
Cu
nanoparticles.
The
study
provides
a
comprehensive
analysis
structural,
optical,
electrical,
dielectric
properties
resulting
nanocomposites.
results
indicate
significant
reduction
optical
band
gap,
4.82
eV
pure
PVA
2.6–2.8
nanocomposites,
alongside
enhanced
conductivities
reaching
1.20
S/cm
5
wt.%
Cu.
Dielectric
assessments
further
reveal
constants,
underscoring
potential
these
electronic
applications.
highlights
effectiveness
incorporating
nanoparticles
into
polymer
matrices,
paving
way
advanced
that
meet
demands
next-generation
electronics.
Molecules,
Journal Year:
2025,
Volume and Issue:
30(2), P. 291 - 291
Published: Jan. 13, 2025
Many
biologically
active
compounds
have
been
identified
in
the
mucus
of
garden
snail
Cornu
aspersum,
which
are
effective
treatment
several
diseases
such
as
cancer,
ulcers,
wounds,
etc.
The
incorporation
these
into
green
synthesis
copper
nanoparticles
(CuONPs-Muc)
was
demonstrated
our
previous
study.
Based
on
synergistic
effect
two
reducing
agents—C.
aspersum
and
ascorbic
acid
(AsA)—on
CuSO4.5H2O,
also
act
stabilizers
resulting
compound,
a
new
method
for
“green”
CuONPs-Muc
is
presented.
Using
agents
has
advantages,
forming
spherical
with
diameter
about
150
nm
formation
time
to
3
h.
Analyses
by
ultraviolet–visible
spectroscopy
(UV-Vis)
Fourier
transform
infrared
(FT-IR)
show
CuONPs-Muc,
composed
mixture
oxide.
This
confirmed
scanning
electron
microscopy
combined
energy-dispersive
(SEM/EDS)
X-ray
diffraction
(XRD).
Another
important
advantage
CuONPs
obtained
stronger
inhibitory
bacterial
growth
some
Gram-positive
Gram-negative
strains,
compared
prepared
only
one
agent,
i.e.,
fraction
an
MW
>
20
kDa.