Research Square (Research Square),
Год журнала:
2023,
Номер
unknown
Опубликована: Сен. 25, 2023
Abstract
In
this
study,
different
spectral
methods,
molecular
docking,
dynamics
simulation
are
applied
for
revealing
the
binding
mechanisms
of
coreopsin
to
CYP3A4/CYP2D6.
Coreopsin
quenches
CYPs
mainly
in
static
mode
and
supplement
dynamic
mode.
The
Kb
values
within
104
~
105
L·mol-1,
indicating
that
has
moderate
stronger
affinity
with
CYPs.
Meanwhile,
ability
CYP3A4-
is
than
CYP2D6-coreopsin
at
same
temperature.
It
also
demonstrated
significant
effects
on
secondary
structure
through
hydrogen
bonds
together
van
der
Waals
force.
optimal
mode,
specific
sites
two
complexes
determined
by
stability
formed
verified
using
dynamics.
Drug Metabolism and Disposition,
Год журнала:
2024,
Номер
52(6), С. 479 - 492
Опубликована: Янв. 29, 2024
Small
molecule
kinase
inhibitors
are
one
of
the
fastest
growing
classes
drugs,
which
approved
by
US
Food
and
Drug
Administration
(FDA)
for
cancer
non-cancer
indications.
As
September
2023,
there
were
over
70
FDA-approved
small
on
market,
42
in
past
five
years
(2018-2023).
This
minireview
discusses
recent
advances
our
understanding
pharmacology,
metabolism,
toxicity
profiles
recently
with
a
central
focus
tyrosine
(TKIs).
In
this
we
discuss
most
common
therapeutic
indications
molecular
target(s)
2018-2023.
We
also
describe
unique
aspects
bioactivation,
drug-drug
interaction
(DDI)
potential
inhibitors;
drug
concerns
related
to
inhibitors,
such
as
drug-induced
liver
injury;
highlight
clinical
outcomes
challenges
relevant
TKI
therapy.
Case
examples
provided
targets,
metabolism
pathways,
DDI
potential,
risks
serious
adverse
reactions.
The
concludes
discussion
perspectives
future
research
optimize
therapy
maximize
efficacy
minimize
toxicity.
Significance
Statement
highlights
important
pharmacology
toxicology
key
targets
major
pathways
TKIs
discussed.
Clinically
case
that
demonstrate
risk
hepatotoxic
interactions
involving
co-administered
drugs.
Frontiers in Medicine,
Год журнала:
2024,
Номер
11
Опубликована: Март 27, 2024
The
global
pandemic
caused
by
the
severe
acute
respiratory
syndrome
coronavirus
2
(SARS-CoV-2)
has
led
to
an
urgent
need
for
effective
therapeutic
options.
SARS-CoV-2
is
a
novel
responsible
COVID-19
that
resulted
in
significant
morbidity
and
mortality
worldwide.
virus
known
enter
host
cells
binding
angiotensin-converting
enzyme
(ACE2)
receptor,
emerging
evidence
suggests
heparan
sulfate
proteoglycans
(HSPGs)
play
crucial
role
facilitating
this
process.
HSPGs
are
abundant
cell
surface
proteoglycan
present
many
tissues,
including
lung,
have
been
shown
interact
directly
with
spike
protein
of
SARS-CoV-2.
This
review
aims
summarize
current
understanding
infection
potential
developing
new
therapies
targeting
HSPGs.
Cell Reports Medicine,
Год журнала:
2023,
Номер
4(12), С. 101332 - 101332
Опубликована: Дек. 1, 2023
The
US
Food
and
Drug
Administration
(FDA)
approval
of
the
selective
RET
inhibitors
selpercatinib
pralsetinib
has
led
to
a
paradigm
change
in
treatment
RET-altered
lung
thyroid
cancers
through
higher
response
rate
more
tolerable
safety
toxicity
profile
than
multi-kinase
inhibitors.
Recently,
received
tissue-agnostic
FDA
for
all
RET-fusion-positive
cancers,
shown
pan-cancer
activity
as
well.
Given
anticipated
increase
use
both
drugs
across
multiple
tumor
types,
it
is
crucial
recognize
possible
side
effects
approaches
their
optimal
management
order
maximize
clinical
benefit
treated
patients.
In
this
review,
we
underscore
potential
toxicities
associated
with
discuss
strategies
mitigate
them.
International Journal of Analytical Chemistry,
Год журнала:
2024,
Номер
2024, С. 1 - 9
Опубликована: Март 6, 2024
The
combined
prescriptions
of
nirmatrelvir/ritonavir
and
other
drugs
are
limited
due
to
potential
drug-drug
interactions,
so
therapeutic
drug
monitoring
(TDM)
becomes
particularly
important.
In
this
study,
a
liquid
chromatography-tandem
mass
spectrometry
(LC-MS/MS)
method
was
established
for
determination
the
in
plasma
patients
with
COVID-19,
providing
technical
theoretical
support
TDM.
Plasma
samples
were
processed
by
protein
precipitation
using
acetonitrile,
analytes
separated
on
an
Agilent
Poroshell
120
SB-C18
(2.1
×
75
mm,
2.7
μm)
column
at
35°C.
Acetonitrile
0.1%
formic
acid
water
(52
:
48)
utilized
as
mobile
phases
flow
rate
0.3
mL/min.
multiple
reaction
(MRM)
mode,
nirmatrelvir
ritonavir
monitored
precursor/product
ions:
m/z
500.2/110.1
721.3/296.1,
respectively,
selinexor
internal
standard.
linear
range
both
2.0
ng/mL
5000
good
inter-
intraday
precision
accuracy,
recovery
92.0%-107%
85.7%-106%
ritonavir.
Finally,
successfully
applied
monitor
exposure
levels
from
hemodialysis
patients.
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Март 29, 2024
Abstract
A
clear
understanding
of
real-world
uptake
nirmatrelvir–ritonavir
for
treatment
SARS-CoV-2
can
inform
allocation
strategies
and
improve
interpretation
effectiveness
studies.
We
used
data
from
a
large
US
healthcare
system
to
describe
dispenses
among
all
positive
patients
aged
≥
12
years
meeting
recommended
National
Institutes
Health
eligibility
criteria
the
study
period
between
1
January
31
December,
2022.
Overall,
10.9%
(N
=
34,791/319,900)
eligible
with
infections
received
over
period.
Although
increased
time,
by
end
2022,
less
than
quarter
had
nirmatrelvir–ritonavir.
Across
patient
demographics,
was
generally
consistent
tiered
guidelines,
concentrated
65
(14,706/63,921;
23.0%),
multiple
comorbidities
(10,989/54,431;
20.1%).
However,
neighborhoods
lower
socioeconomic
status
(upper
third
neighborhood
deprivation
index
[NDI])
12%
(95%
CI:
7–18%)
28%
(25–32%)
odds
dispense
time
periods
studied
compared
NDI
distribution,
even
after
accounting
demographic
clinical
characteristics.
limited
chart
review
40)
confirmed
that
in
some
cases
decision
not
treat
appropriate
aligned
national
guidelines
use
judgement
on
case-by-case
basis.
There
is
need
enhance
provider
awareness
availability
benefits
COVID-19
illness.
Respiratory Medicine Case Reports,
Год журнала:
2025,
Номер
53, С. 102176 - 102176
Опубликована: Янв. 1, 2025
Chromosomal
rearrangements
of
the
RET
(rearranged
during
transfection)
gene
are
detected
in
approximately
1-2%
non-small
cell
lung
cancers
(NSCLC)
and
have
function
as
oncogenic
driver
genes.
Selpercatinib
is
a
highly
effective
inhibitor
for
RET-rearranged
patients
with
NSCLC
shows
mostly
tolerable
adverse
events.
However,
hypertension,
aspartate
aminotransferase
increase,
alanine
increase
most
common
events,
dose
modification
or
discontinuation
required
occasionally.
Here,
we
describe
case
who
has
response
to
40
mg
selpercatinib
every
other
day
because
had
be
adjusted
owing
events
such
liver
dysfunction.
Dose
selpercatinib,
according
event
incidences,
may
considered,
some
cases
even
at
very
low
concentrations.
Frontiers in Drug Discovery,
Год журнала:
2025,
Номер
5
Опубликована: Янв. 29, 2025
Increased
research
attention
has
been
brought
to
non-enzymatic
protein
targeting
agents
as
a
new
and
effective
strategy
for
advancing
cancer
treatment.
To
discover
this
class
of
anticancer
drugs,
two
molecular
approaches
the
activities
proteins
have
shown
promising
experimental,
preclinical,
clinical
results.
In
first
approach,
selective
known
PROteolysis-TArgeting
Chimeras
(PROTACs)
employ
innate
endogenous
degradation
machinery
in
cells
proteolyze
targeted
protein.
The
combination
highly
PROTACs
exploitation
cellular
pathways
provides
opportunity
treat
diseases
that
were
previously
deemed
incurable
due
lack
enzymatic
proteins.
second
approach
targets
protein-protein
interactions
(PPIs)
an
alternative
route
alters
functional
complexes
thus
significantly
influence
cell
fitness
survival.
efficiently
identify
potential
chemical
leads
these
approaches,
high-throughput
screening
(HTS)
extremely
valuable
its
ability
quickly
screen
large
libraries
compounds.
review
paper,
we
will
provide
overview
developing
anti-cancer
impact
inhibitors.
Scientific Reports,
Год журнала:
2025,
Номер
15(1)
Опубликована: Март 31, 2025
Cancer
significantly
contributes
to
the
unfavorable
prognosis
of
coronavirus
disease
2019
(COVID-19)
patients.
The
efficacy
and
safety
azvudine
nirmatrelvir/ritonavir
(Paxlovid)
in
cancer
patients
with
COVID-19
remain
uncertain.
Therefore,
we
designed
a
comprehensive
retrospective
study
encompassing
clinical
data
32,864
hospitalized
patients,
691
whom
were
treated
200
Paxlovid.
After
2:1
propensity
score
matching,
397
group
199
Paxlovid
enrolled.
Cox
regression
analysis
revealed
risk
all-cause
death
(HR:
1.84,
95%
CI:
1.059–3.182,
P
=
0.030)
composite
progression
1.70,
1.043–2.757,
0.033)
greater
than
group.
Two
sensitivity
analyses
confirmed
robustness
our
findings.
adverse
events
no
statistically
significant
differences
between
two
groups.
In
conclusion,
carried
out
first
compare
demonstrated
that
reduced
among
compared
Frontiers in Pharmacology,
Год журнала:
2025,
Номер
16
Опубликована: Май 12, 2025
Due
to
the
potential
occurrence
of
drug
interactions,
combined
application
firmonertinib
and
paxlovid
carries
a
relatively
high
risk.
Nevertheless,
as
now,
there
has
been
no
comprehensive
research
on
interaction
between
paxlovid.
Our
aim
was
establish
validate
an
accurate,
stable,
rapid
simple
UPLC-MS/MS
method
for
simultaneous
determination
its
metabolite
AST-5902
in
rat
plasma,
which
applied
study
vivo
Gefitinib
selected
internal
standard.
After
protein
precipitation
plasma
samples
with
acetonitrile,
separation
carried
out
Shimadzu
LC-20AT
UHPLC.
The
chromatographic
column
Shim-pack
Volex
PFPP
(50
mm
×
2.1
mm,
1.8
μm),
mobile
phase
composed
0.1%
formic
acid
-
water
methanol.
Mass
spectrometry
detection
performed
using
8,040
mass
spectrometer
ESI+
MRM
mode.
precision,
accuracy,
recovery
matrix
effect
this
were
detected.
linearity
stability
assessed.
Subsequently,
parent
ions
typical
fragment
firmonertinib,
IS
are
respectively
m/z
569.25
→
72.15,
555.50
498.10
447.25→
128.20.
selectivity,
specificity,
linearity,
recovery,
effect,
accuracy
precision
all
adequately
verified.
results
showed
that
when
paxlovid,
AUC
Cmax
significantly
increased,
while
AUC,
Tmax,
decreased.
established
UHPLC-MS/MS
is
simple.
Paxlovid
exhibit
significant
inhibitory
metabolism
rats.