Journal of Clinical Investigation,
Journal Year:
2018,
Volume and Issue:
128(4), P. 1208 - 1216
Published: Feb. 18, 2018
Along
with
a
general
decline
in
overall
health,
most
chronic
degenerative
human
diseases
are
inherently
associated
increasing
age.
Age-associated
cognitive
impairments
and
neurodegenerative
diseases,
such
as
Parkinson’s
Alzheimer’s
potentially
debilitating
conditions
that
lack
viable
options
for
treatment,
resulting
tremendous
economic
societal
cost.
Most
high-profile
clinical
trials
have
led
to
inefficacious
results,
suggesting
novel
approaches
treating
these
pathologies
needed.
Numerous
recent
studies
demonstrated
senescent
cells,
which
characterized
by
sustained
cell
cycle
arrest
production
of
distinct
senescence-associated
secretory
phenotype,
accumulate
age
at
sites
age-related
throughout
the
body,
where
they
actively
promote
tissue
deterioration.
Cells
features
senescence
been
detected
context
brain
aging
disease,
may
also
dysfunction.
Here,
we
discuss
evidence
implicating
cells
mechanistic
contribution
drive
neurodegeneration,
how
or
their
effects
be
targeted
therapeutically.
Cell,
Journal Year:
2023,
Volume and Issue:
186(4), P. 693 - 714
Published: Feb. 1, 2023
Summary
Decades
of
research
have
identified
genetic
factors
and
biochemical
pathways
involved
in
neurodegenerative
diseases
(NDDs).
We
present
evidence
for
the
following
eight
hallmarks
NDD:
pathological
protein
aggregation,
synaptic
neuronal
network
dysfunction,
aberrant
proteostasis,
cytoskeletal
abnormalities,
altered
energy
homeostasis,
DNA
RNA
defects,
inflammation,
cell
death.
describe
hallmarks,
their
biomarkers,
interactions
as
a
framework
to
study
NDDs
using
holistic
approach.
The
can
serve
basis
defining
pathogenic
mechanisms,
categorizing
different
based
on
primary
stratifying
patients
within
specific
NDD,
designing
multi-targeted,
personalized
therapies
effectively
halt
NDDs.