Physiological Reviews,
Journal Year:
2019,
Volume and Issue:
99(4), P. 1877 - 2013
Published: Aug. 28, 2019
The
importance
of
the
gut-brain
axis
in
maintaining
homeostasis
has
long
been
appreciated.
However,
past
15
yr
have
seen
emergence
microbiota
(the
trillions
microorganisms
within
and
on
our
bodies)
as
one
key
regulators
function
led
to
appreciation
a
distinct
microbiota-gut-brain
axis.
This
is
gaining
ever
more
traction
fields
investigating
biological
physiological
basis
psychiatric,
neurodevelopmental,
age-related,
neurodegenerative
disorders.
brain
communicate
with
each
other
via
various
routes
including
immune
system,
tryptophan
metabolism,
vagus
nerve
enteric
nervous
involving
microbial
metabolites
such
short-chain
fatty
acids,
branched
chain
amino
peptidoglycans.
Many
factors
can
influence
composition
early
life,
infection,
mode
birth
delivery,
use
antibiotic
medications,
nature
nutritional
provision,
environmental
stressors,
host
genetics.
At
extreme
diversity
diminishes
aging.
Stress,
particular,
significantly
impact
at
all
stages
life.
Much
recent
work
implicated
gut
many
conditions
autism,
anxiety,
obesity,
schizophrenia,
Parkinson’s
disease,
Alzheimer’s
disease.
Animal
models
paramount
linking
regulation
fundamental
neural
processes,
neurogenesis
myelination,
microbiome
activation
microglia.
Moreover,
translational
human
studies
are
ongoing
will
greatly
enhance
field.
Future
focus
understanding
mechanisms
underlying
attempt
elucidate
microbial-based
intervention
therapeutic
strategies
for
neuropsychiatric
Frontiers in Endocrinology,
Journal Year:
2020,
Volume and Issue:
11
Published: Jan. 31, 2020
A
substantial
body
of
evidence
supports
that
the
gut
microbiota
plays
a
pivotal
role
in
regulation
metabolic,
endocrine
and
immune
functions.
In
recent
years,
there
has
been
growing
recognition
involvement
modulation
multiple
neurochemical
pathways
through
highly
interconnected
gut-brain
axis.
Although
amazing
scientific
breakthroughs
over
last
few
years
have
expanded
our
knowledge
on
communication
between
microbes
their
hosts,
underpinnings
microbiota-gut-brain
crosstalk
remain
to
be
determined.
Short-chain
fatty
acids
(SCFAs),
main
metabolites
produced
colon
by
bacterial
fermentation
dietary
fibers
resistant
starch,
are
speculated
play
key
neuro-immunoendocrine
regulation.
However,
underlying
mechanisms
which
SCFAs
might
influence
brain
physiology
behavior
not
fully
elucidated.
this
review,
we
will
outline
current
about
interactions.
We
also
highlight
how
development
future
treatments
for
central
nervous
system
(CNS)
disorders
can
take
advantage
intimate
mutual
interactions
with
exploring
function.
Signal Transduction and Targeted Therapy,
Journal Year:
2022,
Volume and Issue:
7(1)
Published: April 23, 2022
Abstract
The
role
of
microbiota
in
health
and
diseases
is
being
highlighted
by
numerous
studies
since
its
discovery.
Depending
on
the
localized
regions,
can
be
classified
into
gut,
oral,
respiratory,
skin
microbiota.
microbial
communities
are
symbiosis
with
host,
contributing
to
homeostasis
regulating
immune
function.
However,
dysbiosis
lead
dysregulation
bodily
functions
including
cardiovascular
(CVDs),
cancers,
respiratory
diseases,
etc.
In
this
review,
we
discuss
current
knowledge
how
links
host
or
pathogenesis.
We
first
summarize
research
healthy
conditions,
gut-brain
axis,
colonization
resistance
modulation.
Then,
highlight
pathogenesis
disease
development
progression,
primarily
associated
community
composition,
modulation
response,
induction
chronic
inflammation.
Finally,
introduce
clinical
approaches
that
utilize
for
treatment,
such
as
fecal
transplantation.