ChemistrySelect,
Journal Year:
2023,
Volume and Issue:
8(25)
Published: July 3, 2023
Abstract
In
this
study,
hymecromone
with
known
therapeutic
aspects
was
conjugated
steroids
a
class
of
natural
products
that
widely
exhibited
broad
biological
functions.
Cholic
acid,
diosgenin,
cholesterol,
DHEA,
and
testosterone
were
selected
as
steroid
moiety,
each
which
has
different
mechanism
action.
This
study
focused
on
developing
novel
conjugates
can
be
used
multi‐targeted
drugs
for
treating
various
diseases.
All
evaluated
in
vitro
their
antiproliferative
antimicrobial
activities
discussed
the
structure‐activity
relationship.
The
5
6
comparable
cytotoxic
effects
to
reference
against
cancer
cell
lines
(K562,
MCF‐7,
HeLa)
while
showing
no
toxicity
healthy
cells
(L929).
Conjugates
7
demonstrated
antibacterial
activity
Gram‐positive
Gram‐negative
bacteria,
lower
minimum
inhibitory
concentration
(MIC)
values
than
standard
ciprofloxacin
drug.
Conjugate
,
On
other
hand,
had
lowest
MIC
value
fungus,
drug
ketoconazole.
physicochemical
pharmacokinetic
properties
silico
computed
evaluated.
Overall,
outputs
suggest
these
have
promising
potential
agents,
offering
approach
treatment
Saudi Pharmaceutical Journal,
Journal Year:
2024,
Volume and Issue:
32(3), P. 101960 - 101960
Published: Jan. 20, 2024
Ephedra
foeminea
is
traditionally
used
to
treat
breast
cancer
in
several
Arab
countries.
Scientific
studies
have
reported
different
effects
of
this
plant
on
some
cell
lines.
The
current
study
determined
the
anti-cancer
potential
methanolic
extract
against
four
types
lines
in-vitro.
was
prepared
by
maceration
and
phytoconstituents
were
identified
LC-MS
analysis.
IC50
value
MDA-MB-231,
MCF-7,
4T1,
MCF-10
using
MTT
assay.
Further
investigations
carried
out
concentration
(40.09
µg/ml)
determine
live/dead
cells
acridine
orange/ethidium
bromide
staining.
effect
expression
reactive
oxygen
species
(ROS)
evaluated
flow
cytometry.
results
analyzed
one-way
ANOVA
followed
Tukey's
test.
analysis
revealed
presence
34
30
positive
negative
modes
respectively.
most
effective
4T1
a
dose-dependent
manner
(P<0.001)
with
an
40.09
µg/ml
showed
negligible
cells.
It
increased
apoptosis
77.84%
cells,
as
also
ROS
39.57%
that
possesses
increasing
inducing
result
suggests
foemenia
reasonable
due
its
oxidative
pathways.
confirm
traditional
belief
cancer.
Journal of Enzyme Inhibition and Medicinal Chemistry,
Journal Year:
2024,
Volume and Issue:
39(1)
Published: Feb. 13, 2024
Novel
coumarin
derivatives
were
synthesised
and
tested
for
their
cytotoxicity
against
human
cancer
cells
(PC-3
MDA-MB-231).
Compounds
5,
4b,
4a
possessed
potent
cytotoxic
activity
PC-3
with
IC50
3.56,
8.99,
10.22
µM,
respectively.
Compound
4c
displayed
more
than
erlotinib
in
the
MDA-MB-231
8.5
µM.
Moreover,
compound
5
exhibited
inhibitory
on
EFGR
0.1812
as
well
PI3Kβ
that
was
twofold
higher
LY294002,
suggesting
this
has
a
dual
EGFR
inhibiting
activity.
Docking
aligns
vitro
results
sheds
light
molecular
mechanisms
underlying
targeting.
Furthermore,
decreased
AKT
m-TOR
expression
cells,
showing
it
specifically
targets
these
via
EGFR/PI3K/Akt/m-TOR
signalling
pathway.
Simultaneously,
caused
cell
cycle
arrest
at
S
phase
induced
activation
of
both
intrinsic
extrinsic
apoptotic
pathways.
Arabian Journal of Chemistry,
Journal Year:
2024,
Volume and Issue:
17(4), P. 105672 - 105672
Published: Feb. 16, 2024
The
objective
of
the
study
was
to
determine
total
phenolic
and
flavonoid
contents
(TPC
TFC,
respectively),
as
well
solvent-partitioned
fractions,
leaf
extract
Cassia
fistula.
Using
DPPH,
TAC,
FRAP
tests,
in
vitro
antioxidant
properties
crude
its
ethyl
acetate
fraction
were
investigated.
Additionally,
C.
fistula
chemical
profiling
accomplished
using
LC-ESI-MS/MS.
Along
with
that,
effectiveness
(200
400
mg/kg)
treating
male
rats
ulcerative
colitis
(UC)
induced
by
acetic
acid
assessed.
According
findings,
had
highest
concentrations
TPC
(12.36
1.46
mg
GAE/100
mg)
TFC
(5.12
0.64
QE/100
mg),
impressive
activity
IC50
values
DPPH
(12.7
g/mL),
(4.87
0.71
mM
Fe+2/g),
TAC
(55.
Fifty-five
chemicals,
predominantly
phenolics
(catechins,
flavonoids,
anthraquinones,
chalcones,
acids),
detected
LC/MS/MS.
anti-UC
effect
dose-dependent.
hematological
parameters,
liver
biomarkers,
oxidative
stress,
histopathology,
immunohistochemistry
revealed
that
prophylactic
administration
ameliorated
all
previous
biomarkers.
However,
when
administered
on
established
colitis,
it
facilitated
recovery
inflamed
mucosa
showed
better
results
than
protection
mode.
phytoconstituents
discovered
here
LC/MS/MS
examined
molecular
docking
studies
for
their
binding
affinities
towards
COX-2
caspase-3
proteins
highlight
anti-inflammatory
antiapoptotic
activities
plant.
Emodin
compound
displayed
affinity
proteins,
while
isorhamnetin
have
best
associations
essential
amino
acids
caspase-3.
Procyanidin
B2
interestingly
shows
potent
interactions
important
two
targets.
This
has
made
possible
utilize
treatment
UC
clarified
mechanism
action.
Molecules,
Journal Year:
2025,
Volume and Issue:
30(4), P. 891 - 891
Published: Feb. 14, 2025
Alzheimer's
disease
(AD)
causes
a
great
socioeconomic
burden
because
of
its
increasing
prevalence
and
the
lack
effective
therapies.
The
multifactorial
nature
AD
prompts
researchers
to
search
for
new
strategies
discovering
disease-modifying
therapeutics.
To
this
extent,
multitarget
approach
holds
potential
synergic
or
cooperative
activities
arising
from
compounds
that
are
properly
designed
address
two
more
pathogenetic
mechanisms.
As
privileged
nature-friendly
scaffold,
coumarin
has
successfully
been
enrolled
as
heterocyclic
core
in
design
multipotent
anti-Alzheimer's
agents.
Herein,
we
comprehensively
summarize
most
recent
literature
(2018-2023),
covering
rational
discovery
coumarin-containing
directed
ligands
(MTDLs)
whose
anti-AD
profile
encompassed
at
least
different
biological
relevant
onset
progression.
enhance
clarity
presentation,
synthetic
coumarin-based
MTDLs
categorized
into
four
clusters
based
on
their
substitution
pattern
reported
bioactivities:
(i)
mono-,
(ii)
di-,
(iii)
polysubstituted
coumarins
protein
targets,
(iv)
targets
with
additional
metal-chelating
features.
Before
discussing
multimodal
coumarins,
rationale
addressing
each
target
is
briefly
presented.
ACS Catalysis,
Journal Year:
2024,
Volume and Issue:
14(21), P. 16277 - 16286
Published: Oct. 21, 2024
Different
P450
isoforms
may
catalyze
different
types
of
reactions
on
the
same
substrate
due
to
differences
in
their
protein
environments.
To
uncover
how
spatial
environment
within
enzyme
regulates
reactivity,
we
conducted
quantum
mechanics/molecular
mechanics
(QM/MM)
simulations
CYP2A6-catalyzed
7-hydroxylation
coumarin.
The
results
revealed
that
water
molecules
can
flexibly
enter
active
site
CYP2A6.
In
absence
molecules,
NIH
shift
mechanism
was
found
be
most
favorable
reaction
pathway,
leading
keto
intermediate
further
undergoes
isomerization
form
C7-hydroxylated
product.
However,
when
are
present
at
site,
N-protonation
route
facilitated
by
waters
and
thus
becomes
preferred
one.
Both
rationalize
1,2-H
for
aromatic
hydroxylation
reactions.
This
study
highlights
P450s
employ
diverse
flexible
mechanisms
hydroxylation,
offering
deeper
insight
into
P450-catalyzed
ACS Omega,
Journal Year:
2023,
Volume and Issue:
8(33), P. 30630 - 30639
Published: Aug. 8, 2023
Phytochemical
study
of
the
ethyl
acetate
root
extract
Zygophyllum
album
has
resulted
in
isolation
a
new
saponin,
Zygo-albuside
D
(1),
along
with
two
known
compounds;
(3-O-[β-D-quinovopyranosyl]-quinovic
acid)
(2),
which
is
first
reported
root,
and
catechin
(3),
genus.
Their
chemical
structures
were
established
by
NMR
high-resolution
mass
spectrometry
(HRMS).
The
saponin
(1)
exhibited
promising
cytotoxicity
IC50
values
3.5
5.52
μM
on
A549
PC-3
cancer
cell
lines,
respectively,
compared
to
doxorubicin
9.44
11.39
respectively.
While
it
had
an
value
46.8
against
WISH
cells.
Investigating
apoptosis-induction,
compound
1
induced
total
apoptotic
death
lung
cells
32-fold;
21.53%
0.67%
untreated
control
Finally,
upregulated
pro-apoptotic
genes
downregulated
antiapoptotic
gene
using
expression
levels.
Compound
remarkable
CDK-2
target
inhibition
96.2%
117.6
nM
Roscovitine.
molecular
docking
further
confirmed
binding
affinity
as
CDK2
Bcl2
inhibitors
that
led
apoptosis
induction
Hence,
this
highlights
importance
design
anticancer
agent
specific
mechanisms.
RSC Medicinal Chemistry,
Journal Year:
2024,
Volume and Issue:
15(9), P. 3228 - 3238
Published: Jan. 1, 2024
Cornulacin,
a
new
isoflavone,
was
isolated
from
Cornulaca
monacantha
with
structural
elucidation
and
cytotoxicity
against
ovarian
A2780
cancer
through
apoptosis
induction.
Phosphorus, sulfur, and silicon and the related elements,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 14
Published: Oct. 24, 2024
Compounds
based
on
thiazolidinones
have
drawn
particular
attention
in
the
field
of
medicinal
chemistry
as
potential
sources
novel
drug-like
molecules.
In
this
study
thiazolidin-4-one
derivatives
(3–17)
were
prepared
by
refluxing
a
mixture
β-aroylacrylic
acid
(1)
and
aryl
thiosemicarbazone
(2)
characterized
using
IR
1H
NMR
spectroscopy.
silico,
physicochemical
descriptors
pharmacokinetic
properties
assessed
SwissADME
web
tool.
Moreover,
docking
studies
synthesized
compounds
performed
order
to
explore
their
binding
cyclooxygenase-2
(COX-2)
(PDB
code:
5IKT)
p53
6MXZ).
Some
evaluated
for
vitro
cytotoxic
activity
against
colon
cancer
(Caco-2)
cell
line.
Among
tested
compounds,
compound
(16)
showed
higher
effect
with
(IC50
70
µg/ml).
The
revealed
reduced
Caspase-3
gene
expression,
suggesting
antineoplastic
effects
these
compounds.