Biomimetic organomineral layers with antibacterial properties based on di/tetrahydroquinolinediol and nanocrystalline hydroxyapatite deposited on enamel surface
Biomaterials Science,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
The
paper
proposes
a
strategy
for
the
accelerated
deposition
of
biomimetic
organomineral
layers
on
surface
dental
enamel,
utilizing
di/tetrahydroquinolinediol
(hydroxyquinoline)
polymerized
in
presence
nanocrystalline
hydroxyapatite
(nano-cHAp).
mechanisms
underlying
formation
coatings
were
elucidated
through
combination
structural,
microstructural,
and
spectroscopic
analytical
methods,
including
synchrotron
infrared
nanoimaging.
Additionally,
antimicrobial
effects
these
investigated.
It
has
been
demonstrated
that
an
layer,
based
dihydroxyquinoline,
natural
enamel
leads
to
agglomeration
orientation
nanocrystals
within
coating.
This
process
enables
layer
replicate
mechanical
properties
resulting
microhardness
value
closely
resembles
enamel.
Using
s-SNOM,
it
established
possesses
morphological
structure
poly(2,2,4-trimethyl-1,2-dihydroquinoline-6,7-diol
(TMDHQ))/nano-cHAp
composite
film,
which
is
homogeneously
distributed
tightly
packed
surface.
Furthermore,
coating
formed
from
polydihydroxyquinoline
exhibits
inhibitory
activity
against
colonies
Streptococcus
spp.
developed
technology
layers,
exhibit
simultaneous
antibacterial
mineralizing
effects,
holds
significant
potential
future
clinical
applications.
Language: Английский
Preparation and evaluation of nanocomposites based on acrylonitrile–butadiene rubber/rice husk waste
Polymer Bulletin,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 29, 2025
Language: Английский
Molecular docking, bioactivity, adme, toxicity risks, and quantum mechanical parameters of some 1,2-dihydroquinoline derivatives were calculated theoretically for investigation of its use as a pharmaceutical active ingredient in the treatment of multiple sclerosis (MS)
Fatih İslamoğlu
No information about this author
Prospects in Pharmaceutical Sciences,
Journal Year:
2024,
Volume and Issue:
22(4), P. 168 - 187
Published: Dec. 30, 2024
In
this
study,
some
1,2-dihydroquinoline
derivatives,
which
have
not
been
synthesized
before,
were
designed,
and
their
usability
in
the
treatment
of
multiple
sclerosis
(MS)
was
investigated.
Firstly,
a
docking
study
conducted
between
designed
molecules
target
proteins
(3PP4,
6OBD,
7YXA,
7TD4)
that
interact
with
drugs
(International
Nonproprietary
Name
(INN):
Ocrelizumab,
Alemtuzumab,
Siponimod)
used
MS.
ADME
(absorption,
distribution,
metabolism,
excretion)
properties
(Boiled
Egg
graph,
bioavailability
radar,
physicochemical
properties,
lipophilicity,
water
solubility,
pharmacokinetics,
drug
similarity,
medicinal
chemistry)
analyzed.
Bioactivity
score,
drug-likeness
toxicity
risks
(mutagenic,
tumorigenic,
irritant,
reproductive
effective,
fathead
minnow
LC50
(96
hours),
daphnia
magna
(48
oral
rat
LD50),
bioconcentration
factor,
density
values
calculated.
Quantum
mechanical
parameters
include
highest
occupied
molecular
orbital
energy
(EHOMO),
lowest
unoccupied
(ELUMO),
chemical
potential
(μ),
electron
affinity
(EA),
global
softness
(S),
hardness
(η),
ionization
(IP),
total
energy,
dipole
moments,
electrophilicity
(ω)
also
calculated
for
all
molecules.
As
result
data
obtained
from
these
studies,
(7-(diethylamino)-1,2-dihydroquinolin-3-yl)(6-(diethylamino)-2,3-dihydro-1H-indazol-1-yl)methanone
determined
to
be
most
ideal
molecule
can
as
pharmaceutical
active
ingredient
Bond
angles,
bond
lengths,
Mulliken
atomic
charges,
electrostatic
(MEP)
molecule,
structure
explained
multifaceted
way.
Language: Английский