Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Ноя. 28, 2024
Ligand-receptor
interaction
(LRI)
prediction
has
great
significance
in
biological
and
medical
research
facilitates
to
infer
analyze
cell-to-cell
communication.
However,
wet
experiments
for
new
LRI
discovery
are
costly
time-consuming.
Here,
we
propose
a
computational
model
called
THGB
uncover
LRIs.
first
extracts
feature
information
of
Ligand-Receptor
(LR)
pairs
using
iFeature.
Next,
it
adopts
tree
boosting
obtain
representative
LR
features.
Finally,
devises
the
histogram-based
gradient
capture
high-quality
To
assess
performance,
compared
with
three
models
(i.e.,
CellEnBoost,
CellGiQ,
CellComNet)
one
classical
protein-protein
inference
PIPR.
The
results
demonstrated
that
achieved
best
overall
predictions
terms
six
evaluation
indictors
precision,
recall,
accuracy,
F1-score,
AUC,
AUPR).
measure
effect
selection
on
prediction,
was
four
methods
PCA,
NMF,
LLE,
TSVD).
showed
more
appropriate
select
features
improve
prediction.
We
also
conducted
ablation
study
found
outperformed
without
selection.
hope
is
useful
tool
find
LRIs
further
Journal of Cellular and Molecular Medicine,
Год журнала:
2024,
Номер
28(19)
Опубликована: Сен. 30, 2024
Abstract
The
unique
non‐coding
RNA
molecule
known
as
circular
(circRNA)
is
distinguished
from
conventional
linear
by
having
a
longer
half‐life,
greater
degree
of
conservation
and
inherent
solidity.
Extensive
research
has
demonstrated
the
profound
impact
circRNA
expression
on
cellular
drug
sensitivity
therapeutic
efficacy.
There
an
immediate
need
for
creation
efficient
computational
techniques
to
anticipate
potential
correlations
between
sensitivity,
classical
biological
approaches
are
time‐consuming
costly.
In
this
work,
we
introduce
novel
deep
learning
model
called
SNMGCDA,
which
aims
forecast
relationships
sensitivity.
SNMGCDA
incorporates
diverse
range
similarity
networks,
enabling
derivation
feature
vectors
circRNAs
drugs
using
three
distinct
calculation
methods.
First,
utilize
sparse
autoencoder
extraction
characteristics.
Subsequently,
application
non‐negative
matrix
factorization
(NMF)
enables
identification
based
their
shared
features.
Additionally,
multi‐head
graph
attention
network
employed
capture
characteristics
circRNAs.
After
acquiring
these
separate
components,
combine
them
form
unified
inclusive
vector
each
cluster
drug.
Finally,
relevant
labels
inputted
into
multilayer
perceptron
(MLP)
make
predictions.
outcomes
experiment,
obtained
through
5‐fold
cross‐validation
(5‐fold
CV)
10‐fold
(10‐fold
CV),
demonstrate
outperforms
five
other
state‐of‐art
methods
in
terms
performance.
majority
case
studies
have
predominantly
confirmed
newly
discovered
thereby
emphasizing
its
reliability
predicting
drugs.
Journal of Cellular and Molecular Medicine,
Год журнала:
2024,
Номер
28(19)
Опубликована: Сен. 30, 2024
Abstract
Long
non‐coding
RNAs
(lncRNAs)
and
microRNAs
(miRNAs)
are
two
typical
types
of
that
interact
play
important
regulatory
roles
in
many
animal
organisms.
Exploring
the
unknown
interactions
between
lncRNAs
miRNAs
contributes
to
a
better
understanding
their
functional
involvement.
Currently,
studying
heavily
relies
on
laborious
biological
experiments.
Therefore,
it
is
necessary
design
computational
method
for
predicting
lncRNA–miRNA
interactions.
In
this
work,
we
propose
called
MPGK‐LMI,
which
utilizes
graph
attention
network
(GAT)
predict
animals.
First,
construct
meta‐path
similarity
matrix
based
known
interaction
information.
Then,
use
GAT
aggregate
constructed
computed
Gaussian
kernel
update
feature
with
neighbourhood
Finally,
scoring
module
used
prediction.
By
comparing
three
state‐of‐the‐art
algorithms,
MPGK‐LMI
achieves
best
results
terms
performance,
AUC
value
0.9077,
AUPR
0.9327,
ACC
0.9080,
F1‐score
0.9143
precision
0.8739.
These
validate
effectiveness
reliability
MPGK‐LMI.
Additionally,
conduct
detailed
case
studies
demonstrate
feasibility
our
approach
practical
applications.
Through
these
empirical
results,
gain
deeper
insights
into
mechanisms
interactions,
providing
significant
breakthroughs
advancements
field
research.
summary,
not
only
outperforms
others
performance
but
also
establishes
its
practicality
research
through
real‐case
analysis,
offering
strong
support
guidance
future
Frontiers in Genetics,
Год журнала:
2024,
Номер
15
Опубликована: Март 1, 2024
Introduction:
Long
non-coding
RNAs
(lncRNAs)
have
been
in
the
clinical
use
as
potential
prognostic
biomarkers
of
various
types
cancer.
Identifying
associations
between
lncRNAs
and
diseases
helps
capture
design
efficient
therapeutic
options
for
diseases.
Wet
experiments
identifying
these
are
costly
laborious.
Methods:
We
developed
LDA-SABC,
a
novel
boosting-based
framework
lncRNA–disease
association
(LDA)
prediction.
LDA-SABC
extracts
LDA
features
based
on
singular
value
decomposition
(SVD)
classifies
pairs
(LDPs)
by
incorporating
LightGBM
AdaBoost
into
convolutional
neural
network.
Results:
The
performance
was
evaluated
under
five-fold
cross
validations
(CVs)
lncRNAs,
diseases,
LDPs.
It
obviously
outperformed
four
other
classical
inference
methods
(SDLDA,
LDNFSGB,
LDASR,
IPCAF)
through
precision,
recall,
accuracy,
F1
score,
AUC,
AUPR.
Based
accurate
prediction
we
used
it
to
find
lncRNA
lung
results
elucidated
that
7SK
HULC
could
relationship
with
non-small-cell
cancer
(NSCLC)
adenocarcinoma
(LUAD),
respectively.
Conclusion:
hope
our
proposed
method
can
help
improve
identification.
Abstract
Motivation
Accurate
prediction
of
acute
dermal
toxicity
(ADT)
is
essential
for
the
safe
and
effective
development
contact
drugs.
Currently,
graph
neural
networks,
a
form
deep
learning
technology,
accurately
model
structure
compound
molecules,
enhancing
predictions
their
ADT.
However,
many
existing
methods
emphasize
atom-level
information
transfer
overlook
crucial
data
conveyed
by
molecular
bonds
interrelationships.
Additionally,
these
often
generate
“equal”
node
representations
across
entire
graph,
failing
to
accentuate
“important”
substructures
like
functional
groups,
pharmacophores,
toxicophores,
thereby
reducing
interpretability.
Results
We
introduce
novel
model,
GraphADT,
utilizing
remapping
multi-view
pooling
(MVPool)
technologies
predict
Initially,
our
applies
better
delineate
bonds,
transforming
“bonds”
into
new
nodes
“bond-atom-bond”
interactions
edges,
reconstructing
graph.
Subsequently,
we
use
MVPool
amalgamate
from
various
perspectives,
minimizing
biases
inherent
single-view
analyses.
Following
this,
generates
robust
ranking
collaboratively,
emphasizing
critical
or
enhance
Lastly,
apply
comparison
strategy
train
both
original
remapped
graphs,
deriving
final
representation.
Experimental
results
on
public
datasets
indicate
that
GraphADT
outperforms
state-of-the-art
models.
The
has
been
demonstrated
effectively
ADT,
offering
potential
guidance
drugs
related
treatments.
Availability
implementation
Our
code
are
accessible
at:
https://github.com/mxqmxqmxq/GraphADT.git.
Frontiers in Pharmacology,
Год журнала:
2025,
Номер
15
Опубликована: Янв. 6, 2025
Existing
studies
indicate
that
dysregulation
or
abnormal
expression
of
small
nucleolar
RNA
(snoRNA)
is
closely
associated
with
various
diseases,
including
lung
cancer.
Furthermore,
these
diseases
often
involve
multiple
targets,
making
the
redevelopment
traditional
medicines
highly
promising.
Accurate
prediction
potential
snoRNA
therapeutic
targets
essential
for
early
disease
intervention
and
medicines.
Additionally,
researchers
have
developed
artificial
intelligence
(AI)-based
methods
to
screen
predict
thereby
advancing
drug
redevelopment.
However,
existing
face
challenges
such
as
imbalanced
datasets
dominance
high-degree
nodes
in
graph
neural
networks
(GNNs),
which
compromise
accuracy
node
representations.
To
address
challenges,
we
propose
an
AI
model
based
on
variational
autoencoders
(VGAEs)
integrates
decoupling
Kolmogorov-Arnold
Network
(KAN)
technologies.
The
reconstructs
snoRNA-disease
graphs
by
learning
representations,
accurately
identifying
targets.
By
similarity
from
degree,
mitigates
nodes,
enhances
scenarios
like
cancer,
leverages
KAN
technology
improve
adaptability
flexibility
new
data.
Case
revealed
SNORA21
SNORD33
are
abnormally
expressed
cancer
patients
strong
candidates
These
findings
validate
proposed
model's
effectiveness
supporting
screening
treatment,
Data
experimental
archived
in:
https://github.com/shmildsj/data.