Cinética
e
termodinâmica
de
formação
complexo
entre
isolado
proteico
Baru
polifenóis.
Orientadora:
Ana
Clarissa
dos
Santos
Pires.
Coorientadores:
Luis
Henrique
Mendes
da
Silva
Jaqueline
Paula
Rezende.
Os
flavonoides
são
polifenóis
amplamente
estudados
pelo
desempenho
diversas
atividades
biológicas,
que
incluem
atividade
antioxidante,
anti-inflamatória,
redução
incidência
doenças
cardiovasculares
câncer.
A
naringenina
(NG)
a
naringina
(NR)
encontrados
em
frutas
cítricas,
apresentam
propriedades
benéficas
à
saúde
humana.
No
entanto,
o
sabor
amargo,
baixa
solubilidade
biodisponibilidade
dessas
moléculas
limitam
suas
bioatividades
inserção
matrizes
alimentícias.
Proteínas
candidatas
estratégicas
para
veicular
compostos
bioativos,
minimizando
as
limitações
uso
desses
compostos.
origem
animal
vêm
sendo
estudadas
este
fim.
mudança
hábitos
alimentares
como
adoção
dietas
restritivas
(veganos
vegetarianos)
tem
contribuído
uma
nova
demanda
cientifica,
exploração
proteínas
vegetais
carreadoras
bioativas.
Assim,
complexos
extraídas
amêndoa
do
(BP)
NG
NR
foram
caracterizadas
termodinamicamente
cineticamente
pela
técnica
ressonância
plasmônica
superfície.
valores
constante
interação
(K
b
)
reduziram
com
aumento
temperatura
ambos
os
estudados.
número
BP-NR
0
formados
289,15
K
17
vezes
maiores
BP-NG
,
indicando
presença
grupo
ramnoglicosideo
contribuiu
maior
afinidade
ligação
BP.
foi
exotérmica
(∆H
=
-78,54
kJ.mol
-1
ocorreu
predominantemente
através
energia
liberada
das
novas
interações
formadas
<0).
pequena
variação
entropia
(-50,83
-52,95
int
indica
processo
não
requer
extensas
variações
conformacionais.
Em
temperaturas
superiores
297,15
K,
entropicamente
dirigida.
O
sistema
compensado
entalpia,
ocorre
fenômeno
compensação
entálpica-entrópica.
Valores
negativos
ΔG°indicaram
BP-flavonoides
favorecida
no
equilíbrio
termodinâmico
relação
às
livres.
Apesar
massa
molar
ser
NG,
taxa
associação
BP(k
3,675
1,269
x
10
4
M
.s
-
1
6
12
mais
rápida
comparada
BP
(k
0,291
0,196
).
intermediários
partir
proteína
(∆G
‡
45,47
50,12
rápido
51,57
54,80
),
glicosídeo
acelera
intermediário
obtido
caracterização
cinética
BP-
flavonoide
fornece
informações
úteis
entender
modular
físico-químicas
nanoestruturas,
fim
otimizar
sua
alimentares.
Palavras-chave:
Proteína
vegetal
convencional.
Baru.
Naringenina.
Naringina.
Ressonância
Frontiers in Pharmacology,
Journal Year:
2024,
Volume and Issue:
15
Published: May 10, 2024
Type
2
diabetes
mellitus
is
a
chronic
metabolic
disease
characterized
by
insulin
resistance,
with
high
morbidity
and
mortality
worldwide.
Due
to
the
tightly
intertwined
connection
between
resistance
pathway
PI3K/AKT
signaling
pathway,
regulating
its
associated
targets
essential
for
hypoglycemia
prevention
of
type
mellitus.
In
recent
years,
metabolites
isolated
from
traditional
Chinese
medicine
has
received
more
attention
acceptance
superior
bioactivity,
safety,
fewer
side
effects.
Meanwhile,
numerous
in
vivo
vitro
studies
have
revealed
that
present
possess
better
bioactivities
balance
glucose
metabolism,
ameliorating
preventing
via
pathway.
this
article,
we
reviewed
literature
related
improving
IR
possessing
therapeutic
potential
targeting
focusing
on
hypoglycemic
mechanism
elaborating
significant
role
order
provide
reference
clinical
treatment
ABSTRACT
Hyperuricemia
(HUA)
is
one
of
main
risk
factors
for
liver
injury,
and
xanthine
oxidase
(XOD)
an
important
target
HUA‐induced
injury.
As
a
typical
natural
active
ingredient,
naringenin
(NAR)
has
been
confirmed
the
good
therapeutic
effect
on
variety
diseases.
However,
studies
NAR
ameliorating
injury
have
not
reported.
Therefore,
we
evaluated
bioactivity
in
investigated
related
molecular
mechanisms.
The
inhibitory
activity
type
XOD
was
by
enzymatic
reactions
kinetic
analyses,
docking
showed
that
able
to
bind
tightly
XOD.
In
vivo
ameliorated
function
while
being
inhibit
activity.
alleviated
oxidative
stress
caused
excess
reactive
oxygen
species
through
antioxidant
At
same
time,
exerted
anti‐inflammatory
regulating
levels
inflammatory
factors.
results
suggested
interact
with
Keap1
AMPK
exhibit
effects.
This
work
demonstrated
which
valuable
further
development
functional
foods.
Molecular Medicine Reports,
Journal Year:
2025,
Volume and Issue:
31(3)
Published: Jan. 24, 2025
Asiasarum
root
and
rhizome
(Asarum)
is
commonly
used
as
a
diaphoretic.
Due
to
its
warm
pungent
characteristics
in
traditional
Chinese
Korean
medicine,
it
considered
having
the
potential
prevent
disease.
The
present
study
investigated
effects
of
Asarum
extract
on
symptoms
obesity
mice,
regulation
energy
metabolism
liver
skeletal
muscle
tissues.
In
addition,
identify
molecular
targets
signaling
pathways
involved
mechanism
action
obesity,
network
pharmacological
docking
analysis
was
performed.
vitro
studies
demonstrated
that
significantly
increased
expression
regulators
[sirtuin
1
(SIRT1),
peroxisome
proliferator‑activated
receptor
γ
coactivator
1‑α
(PGC1α),
nuclear
respiratory
factor
1,
AMP‑activated
protein
kinase
(AMPK)
glucose
transporter
type
4
(GLUT4)]
myogenic
regulatory
factors
(MyoD,
myogenin
myosin
heavy
chain)
C2C12
myotubes.
Furthermore,
vivo
could
reduce
increases
body
weight,
levels
blood
glucose,
insulin,
total
cholesterol,
triglycerides
low‑density
lipoprotein
cholesterol
sera
obese
mice.
also
improved
pathological
changes
pancreatic
tissues
ratio
brown
fat
mass
weight.
reversed
gastrocnemius
activated
SIRT1,
PGC1α
AMPK
These
findings
indicated
may
exert
anti‑obesity
effects,
such
weight
loss,
decreases
lipid
metabolite
levels,
inhibition
damage.
Using
analysis,
mechanisms
underlying
were
explored,
particularly
Metabolites,
Journal Year:
2025,
Volume and Issue:
15(2), P. 109 - 109
Published: Feb. 8, 2025
Background:
Obesity
is
a
multifactorial
disease
with
detrimental
effects
on
health
and
quality
of
life;
unregulated
satiety
plays
crucial
role
in
food
intake
obesity
development.
Naringenin
(NAR)
has
shown
beneficial
lipid
carbohydrate
metabolism,
although
its
impact
adiposity
remains
unclear.
This
study
reports
Western
diet
(WD)-induced
model
rats,
wherein
100
mg/kg
NAR
was
administered
as
an
anti-obesity
agent
for
8
weeks;
oxidative
stress,
profile,
biomarkers
were
then
studied,
well
silico
interaction
between
cholecystokinin
(CCK)
ghrelin
receptors.
Results:
supplementation
resulted
significant
decrease
retroperitoneal
adipose
tissue
liver
weight,
compared
to
the
untreated
WD
group
(p
<
0.05),
potentially
associated
decreased
feed
efficiency.
also
inhibited
development
dyslipidemia,
particularly
by
reducing
serum
triglycerides
0.05).
increased
CCK
levels
basal
group,
effect
that
abolished
0.05);
likewise,
no
changes
determined
>
In
data
shows
capable
interacting
receptors,
which
suggests
potential
it
modulate
hunger/satiety
signaling
them.
Conclusions:
We
conclude
anti-obesogenic
may
regulate
levels,
further
research
still
needed.
ABSTRACT
Naringenin,
a
flavonoid
widely
present
in
citrus
fruits,
has
garnered
considerable
attention
due
to
its
diverse
biological
activities
and
health‐promoting
benefits.
As
research
on
naringenin
advances,
the
application
scope
of
significantly
expanded.
This
paper
provides
systematic
overview
production
synthesis
methods
naringenin,
focusing
especially
green
extraction
techniques
strategies
for
constructing
microbial
metabolic
engineering.
Naringenin
not
only
achieves
including
antioxidant,
antiinflammatory,
glucolipid
metabolism
regulation
through
multiple
mechanisms
but
also
modulates
balance
gut
microbiota,
thereby
mediating
synergistic
health
effects
via
host–microbial
axis.
Given
low
oral
bioavailability
various
nanodelivery
systems
have
been
developed
improve
bioavailability.
Meanwhile,
molecular
simulation
elucidate
binding
conformation
characteristics
with
receptors
at
level,
providing
novel
insights
into
action.
In
conclusion,
this
review
seeks
offer
theoretical
basis
future
directions
further
naringenin.
Food Chemistry X,
Journal Year:
2024,
Volume and Issue:
23, P. 101556 - 101556
Published: June 18, 2024
This
study
aimed
to
identify
the
key
volatile
compounds
in
two
types
of
processed
arabica
coffee
husk
tea,
elucidate
their
olfactory
characteristics,
and
investigate
antioxidant
anti-inflammatory
activities.
Sensory
evaluation
indicated
differences
between
groups.
A
total
64
99
were
identified
C
FC
groups,
respectively,
with
5
as
aroma
(ROAV≥1).
Molecular
simulations
that
four
common
successfully
docked
OR1A1
OR5M3
receptors,
forming
stable
complexes.
Furthermore,
14
interacted
140
targets
associated
oxidation
inflammation,
linking
919
gene
ontology
(GO)
terms
135
kyoto
encyclopedia
genes
genomes
(KEGG)
pathways.
revealed
these
components
showed
effects
by
interacting
core
receptors
through
several
forces,
including
van
der
Waals,
Pi-alkyl,
Pi-cation
interactions
hydrogen
bonds.
Current Drug Targets,
Journal Year:
2024,
Volume and Issue:
25(6), P. 388 - 403
Published: March 19, 2024
Obesity
is
a
growing
global
health
problem,
leading
to
various
chronic
diseases.
Despite
standard
treatment
options,
the
prevalence
of
obesity
continues
rise,
emphasizing
need
for
new
drugs.
Medicine,
Journal Year:
2024,
Volume and Issue:
103(25), P. e38315 - e38315
Published: June 21, 2024
Gegensan
(GGS)
has
been
reported
for
the
treatment
of
alcoholic
liver
disease
(ALD),
but
its
therapeutic
mechanism
is
still
unclear.
This
paper
aims
to
determine
and
targets
action
GGS
on
utilizing
network
pharmacology
bioinformatics.
The
active
ingredients
in
were
screened
literature
databases,
common
ALD
then
obtained
from
public
databases
construct
diagram
traditional
Chinese
medicine-active
ingredient
targets.
Based
targets,
Gene
Ontology
enrichment
analysis
Kyoto
Encyclopedia
Genes
Genomes
(KEGG)
performed
find
target
pathways,
core
out
by
combining
differential
protein-protein
interaction
analysis.
Molecular
docking
was
verify
binding
effect
between
corresponding
ingredients.
have
84
91
After
subsequent
analysis,
10
identified.
KEGG
analyses
showed
that
main
BPs
included
response
lipopolysaccharide,
inflammatory
response,
etc.
pathways
involved
regulation
lipid-atherosclerosis
pathway
pathway,
Further
molecular
CYP1A1,
CYP1A2,
CXCL8,
ADH1C,
MMP1,
SERPINE1,
COL1A1,
APOB,
their
4
ingredients,
Naringenin,
Kaempferol,
Quercetin,
Stigmasterol,
a
greater
potential.
above
results
suggest
can
regulate
lipid
metabolism
process,
alleviate
accumulation
oxidative
stress
caused
ethanol.
study
analyzed
mechanisms
ALD,
which
provides
certain
theoretical
support
further
development
reference
research
ALD.