Journal of Agricultural and Food Chemistry,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 6, 2024
Fungal
secondary
metabolites
have
been
increasingly
sought
after
as
an
alternative
strategy
to
herbicides
and
a
source
of
new
medicines.
Twenty
spirobisnaphthalenes
(SBNs)
were
isolated
from
the
fermentation
broth
Edenia
sp.
YUD20003
herb
Drymaria
cordata
(L.)
Willd.
in
China,
including
eight
SBNs
(1–8)
phenolic
dinaphthoether
(9).
Their
chemical
structures
absolute
configurations
elucidated
on
basis
comprehensive
spectroscopic
analyses.
The
biosynthetic
pathway
these
was
proposed.
insight
into
biological
activity
showed
that
not
only
demonstrated
significant
cytotoxicity
against
five
human
cancer
cell
lines
but
also
exhibited
potent
antimicrobial
activities
both
Candida
albicans
Staphylococcus
aureus.
Notably,
3,
5–7,
9
inhibitory
effect
acetylcholinesterase
par
with
tacrine.
Additionally,
compound
7
effectively
inhibited
germination
weed
Setaria
viridis,
suggesting
its
potential
herbicide.
research
highlights
bioactive
natural
products
agrochemical
pharmaceutical
applications.
BMC Biotechnology,
Journal Year:
2024,
Volume and Issue:
24(1)
Published: July 6, 2024
Abstract
Background
Microbial
growth
during
plant
tissue
culture
is
a
common
problem
that
causes
significant
losses
in
the
micro-propagation
system.
Most
of
these
endophytic
microbes
have
ability
to
propagate
through
horizontal
and
vertical
transmission.
On
one
hand,
provide
rich
source
several
beneficial
metabolites.
Results
The
present
study
reports
on
isolation
fungal
species
from
different
vitro
medicinal
plants
(i.e.,
Breynia
disticha
major,
disticha,
Duranta
plumieri,
Thymus
vulgaris,
Salvia
officinalis,
Rosmarinus
Ocimum
basilicum
l)
cultures.
These
were
tested
for
their
indole
acetic
acid
(IAA)
production
capability.
most
effective
IAA
was
isolated
vulgaris
(11.16
µg/mL)
followed
by
sweet
basil
(8.78
µg/mL).
screening
maximum
productivity,
medium,
“MOS
+
tryptophan”
chosen
gave
18.02
μg/mL.
macroscopic,
microscopic
examination
18S
rRNA
sequence
analysis
indicated
isolate
given
code
T4
identified
as
Neopestalotiopsis
aotearoa
(T4)
.
N.
statistically
modeled
using
Box-Behnken
design
optimized
level,
reaching
63.13
µg/mL.
Also,
extract
administered
seeds
determine
its
effect
traits.
All
concentrations
boosted
germination
parameters
compared
controls,
100
ppm
exhibited
promotion
all
seed
measurements.
Conclusions
produced
demonstrated
an
essential
role
enhancement
(
)
growth,
suggesting
it
can
be
employed
promote
development
while
lowering
deleterious
synthetic
compounds
environment.
Frontiers in Microbiology,
Journal Year:
2024,
Volume and Issue:
15
Published: Feb. 20, 2024
Buckwheat
is
a
famous
edible
and
medicinal
coarse
cereal
which
contain
abundant
of
bioactive
flavonoids,
such
as
rutin.
In
this
study,
the
composition
diversity
endophytic
fungi
in
eight
different
buckwheat
seeds
were
analyzed
by
high-throughput
sequencing
ITS
rDNA.
Results
showed
that,
fungal
sequences
reads
allocated
to
272
OTUs,
them,
49
OTUs
shared
seeds.
These
could
be
classified
into
6
phyla,
19
classes,
41
orders,
79
families,
119
genera,
191
species.
At
genus
level,
Alternaria
sp.
was
domain
endophyte.
Besides,
endophytes
belonged
genera
Epicocum,
Cladosporium,
Botrytis,
Filbobasidium,
Stemphylium
,
Vishniacozyma
highly
The
total
flavonoids
rutin
contents
tartary
cultivars
(CQ,
XQ,
CH,
K2)
much
higher
than
those
common
(HT,
T2,
T4,
T8).
For
cultivars,
ranging
from
2.6%
3.3%
0.9%
1.3%,
respectively.
Accordingly,
samples
displayed
stronger
antioxidant
activity
buckwheat.
Spearman
correlation
heat
map
analysis
successfully
found
that
certain
species
Alternaria,
Botryosphaeria,
Colletorichum
Diymella
exhibited
significant
positive
with
contents.
study
preliminary
revealed
fungi-plant
interaction
relationship
at
secondary
metabolite
provide
novel
strategy
for
increasing
accumulation
seeds,
well
improving
their
quality.
