Science,
Journal Year:
2017,
Volume and Issue:
356(6342), P. 1031 - 1034
Published: June 9, 2017
Humans
are
highly
visual.
Retinal
ganglion
cells
(RGCs),
the
neurons
that
connect
eyes
to
brain,
fail
regenerate
after
damage,
eventually
leading
blindness.
Here,
we
review
research
on
regeneration
and
repair
of
optic
system.
Intrinsic
developmental
growth
programs
can
be
reactivated
in
RGCs,
neural
activity
enhance
RGC
regeneration,
functional
reformation
eye-to-brain
connections
is
possible,
even
adult
brain.
Transplantation
gene
therapy
may
serve
replace
or
resurrect
dead
injured
retinal
neurons.
prosthetics
restore
vision
animal
models
too
have
practical
power
clinical
setting.
Functional
restoration
sight
certain
forms
blindness
likely
occur
human
patients
near
future.
The Journal of Cell Biology,
Journal Year:
2013,
Volume and Issue:
202(5), P. 747 - 763
Published: Aug. 26, 2013
Neurons
are
highly
polarized
cells
that
often
project
axons
a
considerable
distance.
To
respond
to
axonal
damage,
neurons
must
transmit
retrograde
signal
the
nucleus
enable
transcriptional
stress
response.
Here
we
describe
mechanism
by
which
this
is
propagated
through
injury-induced
stabilization
of
dual
leucine
zipper-bearing
kinase
(DLK/MAP3K12).
After
neuronal
insult,
specific
sites
throughout
length
DLK
underwent
phosphorylation
c-Jun
N-terminal
kinases
(JNKs),
have
been
shown
be
downstream
targets
pathway
activity.
These
events
resulted
in
increased
abundance
via
reduction
ubiquitination,
was
mediated
E3
ubiquitin
ligase
PHR1
and
de-ubiquitinating
enzyme
USP9X.
Abundance
turn
controlled
levels
JNK
signaling
apoptosis.
Through
feedback
mechanism,
ubiquitin–proteasome
system
able
provide
an
additional
layer
regulation
generate
global
cellular
response
localized
external
insults.
Science,
Journal Year:
2017,
Volume and Issue:
356(6342), P. 1031 - 1034
Published: June 9, 2017
Humans
are
highly
visual.
Retinal
ganglion
cells
(RGCs),
the
neurons
that
connect
eyes
to
brain,
fail
regenerate
after
damage,
eventually
leading
blindness.
Here,
we
review
research
on
regeneration
and
repair
of
optic
system.
Intrinsic
developmental
growth
programs
can
be
reactivated
in
RGCs,
neural
activity
enhance
RGC
regeneration,
functional
reformation
eye-to-brain
connections
is
possible,
even
adult
brain.
Transplantation
gene
therapy
may
serve
replace
or
resurrect
dead
injured
retinal
neurons.
prosthetics
restore
vision
animal
models
too
have
practical
power
clinical
setting.
Functional
restoration
sight
certain
forms
blindness
likely
occur
human
patients
near
future.