Antioxidants,
Journal Year:
2024,
Volume and Issue:
13(4), P. 488 - 488
Published: April 19, 2024
Plants
have
proven
to
be
important
sources
for
discovering
new
compounds
that
are
useful
in
the
treatment
of
various
diseases
due
their
phytoconstituents.
Clove
(
Plants,
Journal Year:
2024,
Volume and Issue:
13(6), P. 763 - 763
Published: March 8, 2024
Tetranychus
urticae,
a
prominent
pest
mite
in
strawberry
and
vegetable
cultivation
China,
has
developed
escalating
resistance
due
to
extensive
chemical
pesticide
application.
Consequently,
there
is
an
urgent
need
identify
safe
efficacious
methods
reduce
development.
In
this
study,
38
commercially
available
plant
essential
oils
(EOs)
were
screened
for
their
acaricidal
potential
ability
inhibit
oviposition.
The
findings
revealed
that
13
EOs
exhibited
notable
activity,
with
lemon
EO
demonstrating
the
highest
toxicity,
followed
by
sage,
patchouli,
frankincense,
lemongrass,
palmarosa,
oregano
EOs.
addition,
18
displayed
significant
inhibitory
effects
on
oviposition,
exhibiting
inhibition
rate
(99.15%)
index
(0.98).
Subsequently,
clove,
oregano,
myrrh,
black
pepper,
geranium
also
showed
rates
exceeding
50%.
Despite
relatively
low
toxicity
against
T.
they
heightened
efficacy
inhibiting
oviposition
suppressing
population
expansion.
This
study
conducted
comparative
assessment
of
activities
principal
constituents,
thus
providing
theoretical
basis
development
botanical
acaricides
urticae.
Coatings,
Journal Year:
2025,
Volume and Issue:
15(1), P. 105 - 105
Published: Jan. 18, 2025
In
this
study,
chitosan
(CH)
was
loaded
with
spearmint
(S)
essential
oil
nanoemulsion
(EO)
to
provide
antifungal
properties
during
the
postharvest
storage
of
soft
citrus
fruits.
(S)-EO
(2%)
nanoemulsion–CH
(0.8%)
coatings
inhibited
100%
Penicillium
italicum
and
digitatum
radial
mycelial
growth
spore
germination
in
vitro.
The
coating
enhanced
activity
by
achieving
inhibition
P.
cultivars
‘Nova’
‘Tango’
compared
control
vivo.
However,
decay
reduced
33%
18%
control.
(2%)-CH
system
prepared
high
shear
homogenization
showed
a
particle
size
252.3
nm
zeta
potential
+21.6
mV,
indicating
changes
molecular
interactions
structural
reorganization
between
EO
CH.
polydispersity
index
values
indicated
stable
system.
pH
remained
acidic,
favored,
incorporation
improved
thermal
stability
CH
coating.
optical
less
transparency
more
opacity.
Despite
cultivar
differences
affecting
host
specificity,
study
recommends
using
2%
(S)EO
instead
synthetic
chemicals
extend
fruit
life.
Foods,
Journal Year:
2025,
Volume and Issue:
14(4), P. 602 - 602
Published: Feb. 12, 2025
The
quest
for
natural
preservation
systems
is
on
the
rise
due
to
health
hazards
associated
with
synthetic
preservatives.
current
study
explores
a
significant
research
gap
by
investigating
antifungal
potential
of
Eucalyptus
citriodora
essential
oil
(EO)
and
modified
potato
peel
starch
(M-PPS)-based
coatings
control
fungal
contamination
in
peanut
kernels,
providing
sustainable
food
system.
Potato
was
extracted
water
steeping
autoclaving.
E.
EO
from
leaves
steam
distillation
chemically
characterized
using
gas
chromatography
mass
spectrometer
(GC-MS).
evaluated
radial
growth
inhibition
assay
(RGI).
completely
inhibited
growths
Penicillium
griseofulvum
Aspergillus
niger
at
concentration
3.125
µL/mL,
which
marked
as
minimum
(MIC).
induced
cellular
leakage
cells,
hyphae
became
pitted,
indicating
strong
EO.
(2
×MIC)-treated
rice
seeds
showed
complete
A.
after
7
days
incubation,
treatments,
all
were
contaminated
(100%
index).
M-PPS
EO-based
controlled
P.
kernels.
After
incubation
days,
treatments
fully
growth,
whereas
restricted
fungi
system
can
be
used
perishable
products.
Anais da Academia Brasileira de Ciências,
Journal Year:
2025,
Volume and Issue:
97(1)
Published: Jan. 1, 2025
Papaya
is
susceptible
to
fungal
deterioration
and
the
use
of
essential
oils
(EOs)
emerges
as
a
promising
alternative
fungicides,
which
causes
environmental
human
health
problems.
To
evaluate
antifungal
activity
their
major
constituents
in
controlling
papaya
pathogens,
following
vitro
assessments
were
conducted:
I)
screening
seven
EOs
regarding
activity;
II)
determination
minimum
inhibitory
concentration
(MIC)
most
EOs;
III)
analysis
chemical
composition
effective
oils;
IV)
evaluation
potential
both
individually
or
combination.
The
results
showed
that
cinnamon
bark,
oregano,
clove
basil,
rosemary
pepper
exhibited
high
against
all
studied
fungi,
with
MIC
values
from
0.50
2.00
μL
mL-1.
found
oregano
EO
carvacrol,
ρ-cymene,
thymol;
bark
EO,
cinnamaldehyde,
o-methoxy,
cinnamyl;
thymol,
caryophyllene;
basil
eugenol,
caryophyllene.
Regarding
constituents,
mixture
three
demonstrated
greater
efficiency
fungi.
Using
represents
an
for
postharvest
diseases
papaya.
Frontiers in Plant Science,
Journal Year:
2025,
Volume and Issue:
16
Published: March 27, 2025
Saponins
are
responsible
for
a
wide
range
of
biological
activities,
which
is
why
the
present
research
focused
on
chemical
profiling
saponins
and
other
metabolites
from
Gymnema
sylvestre
leaves
their
potential
efficacy
in
managing
pathogenic
fungi.
Leaves
plant
was
extracted
with
chloroform
to
obtain
crude
saponin
concentrates.
Characterizations
soluble
fraction
[chloroform
extract
G.
(CGS)]
ultra-performance
liquid
chromatography–quadrupole
time
flight–electrospray
ionization–tandem
mass
spectrometry
(UPLC-QToF-ESI-MS/MS)
displayed
23
metabolites,
primarily
comprising
minor
phytocomponents.
Among
these,
two
major
saponins,
gymnemic
acid
IV
gymnestrogenin,
were
isolated,
purified,
characterized
using
1
H-NMR,
13
C-NMR,
high-resolution
(HRMS).
In
vitro
fungistatic
showed
highest
effectiveness
against
Penicillium
digitatum
6952
(EC
50
297.2
μg/mL),
followed
by
expansum
2995
(360.5
μg/mL)
Aspergillus
flavus
6678
(369.4
μg/mL).
Furthermore,
mechanism
interaction
these
inhibit
cyt
P
450
sterol
1,4-α-demethylase
determined
silico
molecular
modeling
analysis,
explaining
probable
reason
reduction
ergosterol
content
treated
analysis
suggested
binding
efficiency
due
lowest
energy,
specifically
interacted
through
conventional
H-bonds,
hydrophobic
π-alkyl,
π-π,
π-sigma
interactions.
Indeed,
valuable
findings
study
would
be
useful
further
development
based
biopesticidal
products.
Horticulturae,
Journal Year:
2025,
Volume and Issue:
11(5), P. 474 - 474
Published: April 28, 2025
The
Colletotrichum
genus
is
one
of
the
ten
most
relevant
pathogenic
fungi
in
post-harvest
sector
owing
to
its
high
infection
rate
tropical
fruits;
however,
search
for
alternatives
synthetic
fungicides
crucial
because
their
adverse
effects
on
health
and
environment.
This
study
evaluated
efficacy
chitosan
(CH),
citral
(CT),
hexanal
(HX)
against
asianum,
as
well
toxicological
potential
these
treatments.
In
vitro
tests,
1.0%
CH,
0.03%
CT,
0.06%
HX
significantly
inhibited
fungal
development
parameters
radial
growth,
sporulation,
biomass,
germination
by
78–100%
(p
<
0.05).
Furthermore,
toxicity
index
was
low
moderate
concentrations
using
cucumber
tomato
seed
a
model.
Toxicokinetic
predictions
suggest
that
molecules
do
not
pose
danger
human
consumption,
suggesting
they
are
promising
chemical
control
phytopathogenic
fungi.
Antibiotics,
Journal Year:
2024,
Volume and Issue:
13(9), P. 892 - 892
Published: Sept. 17, 2024
Onychomycosis
is
a
common
fungal
nail
infection
for
which
new
antifungals
are
needed
to
overcome
antimicrobial
resistance
and
the
limitations
of
conventional
treatments.
This
study
reports
development
antifungal
lacquers
containing
oregano
essential
oil
(OEO),
rosemary
(REO),
biogenic
silver
nanoparticles
(bioAgNPs).
The
formulations
(F)
were
tested
against
dermatophytes
using
agar
diffusion,
ex
vivo
infection,
scanning
electron
microscopy
techniques.
They
evaluated
their
pharmacotechnical
characteristics
by
FTIR-PAS
assess
permeation
across
nail.
F-OEO
F-OEO/bioAgNPs
promising
candidates
final
lacquer
formulation,
as
they
permeated
through
showed
efficacy
dermatophytes-contaminated
nails
after
5
days
treatment.
Treated
exhibited
decreased
hyphae
spores
compared
untreated
control;
atypically
flattened,
indicating
loss
cytoplasmic
content
due
damage
membrane.
stable
centrifugation
thermal
stress,
maintaining
organoleptic
physicochemical
characteristics.
Both
had
pH
compatible
with
drying
times
(59-90
s)
within
reference
lacquer.
For
first
time,
OEO
bioAgNPs
incorporated
into
lacquer,
resulting
in
natural
nanotechnological
product
onychomycosis
that
could
combat
microbial
resistance.
Journal of Fungi,
Journal Year:
2024,
Volume and Issue:
10(4), P. 249 - 249
Published: March 26, 2024
Penicillium
digitatum
is
a
major
postharvest
pathogen
that
threatens
the
global
citrus
fruit
industry
and
causes
great
economic
losses
annually.
In
present
study,
inhibitory
properties
of
cinnamon
bark
oil
(CBO)
against
P.
in
vitro
were
investigated.
Results
indicated
0.03%
CBO
could
efficiently
inhibit
spore
germination,
germ
tube
elongation,
mycelial
growth,
colonial
expansion
conidial
accumulation
digitatum.
The
results
fluorescein
diacetate
(FDA)
MitoTraker
Orange
(MTO)
staining
also
proved
suppression
effects
Meanwhile,
green
mold
rots
induced
by
when
working
concentration
exceeded
0.06%.
addition,
expressions
12
genes
critical
for
growth
virulence
significantly
regulated
under
stress.
Through
transcriptomic
analysis,
total
1802
common
differentially
expressed
(DEGs)
detected
after
4
h
8
treatment.
Most
DEG
products
associated
with
carbohydrate,
amino
acid
lipid
metabolism.
They
directly
or
indirectly
led
to
disturbance
membrane
generation
reactive
oxygen
species
(ROS).
Our
may
deepen
understanding
antifungal
provide
theoretical
foundation
uncover
mechanism
at
molecular
level.
