American Journal of Reproductive Immunology,
Journal Year:
2020,
Volume and Issue:
84(5)
Published: July 17, 2020
Coronavirus
disease
2019
or
COVID-19
is
an
emerging
viral
caused
by
a
member
of
the
betacoronavirus
family,
SARS-CoV-2.
Since
its'
emergence
in
December
2019,
it
has
rapidly
close
to
half
million
fatalities
globally.
Data
regarding
impact
on
pregnancy
are
limited.
Here,
we
review
pathological
findings
placentas
from
women
who
tested
positive
for
SARS-CoV-2
as
well
information
outcomes
associated
with
related
and
highly
pathogenic
coronaviruses
(ie,
severe
acute
respiratory
syndrome
(SARS-COV)
Middle
East
syndrome,
MERS).
We
present
immune-inflammatory
correlates
role
Renin
Angiotensin
System
pathogenesis
pregnancy.
Greater
understanding
placenta
will
yield
important
insight
into
potential
therapeutic
interventions
pregnant
COVID-19.
The
pandemic
of
coronavirus
disease
2019
(COVID-19)
caused
by
the
severe
acute
respiratory
syndrome
2
(SARS-CoV-2)
has
affected
more
than
10
million
people,
including
pregnant
women.
To
date,
no
consistent
evidence
for
vertical
transmission
SARS-CoV-2
exists.
novel
canonically
utilizes
angiotensin-converting
enzyme
(ACE2)
receptor
and
serine
protease
TMPRSS2
cell
entry.
Herein,
building
upon
our
previous
single-cell
study
(Pique-Regi
et
al.,
2019),
another
study,
new
single-cell/nuclei
RNA-sequencing
data,
we
investigated
expression
ACE2
throughout
pregnancy
in
placenta
as
well
third-trimester
chorioamniotic
membranes.
We
report
that
co-transcription
is
negligible
placenta,
thus
not
a
likely
path
SARS-CoV-2.
By
contrast,
receptors
Zika
virus
cytomegalovirus,
which
cause
congenital
infections,
are
highly
expressed
placental
types.
These
data
show
minimally
expresses
canonical
cell-entry
mediators
American Journal of Obstetrics and Gynecology,
Journal Year:
2020,
Volume and Issue:
223(6), P. 911.e1 - 911.e14
Published: May 19, 2020
The
impact
of
coronavirus
disease
2019
on
pregnant
women
is
incompletely
understood,
but
early
data
from
case
series
suggest
a
variable
course
illness
asymptomatic
or
mild
to
maternal
death.
It
unclear
whether
manifest
enhanced
similar
influenza
viral
infection
specific
risk
factors
might
predispose
severe
disease.To
describe
and
obstetrical
outcomes
associated
with
in
pregnancy
rapidly
inform
clinical
care.This
retrospective
study
patients
laboratory-confirmed
acute
respiratory
syndrome
2
6
hospital
systems
Washington
State
between
Jan.
21,
2020,
April
17,
2020.
Demographics,
medical
history,
encounter
were
abstracted
records.A
total
46
identified
capturing
40%
births
State.
Nearly
all
individuals
symptomatic
(93.5%,
n=43)
the
majority
their
second
third
trimester
(43.5%
[n=20]
50.0%
[n=23],
respectively).
Symptoms
resolved
median
24
days
(interquartile
range,
13-37).
Notably,
7
hospitalized
(16%)
including
1
admitted
intensive
care
unit.
A
cases
(15%)
categorized
as
nearly
being
either
overweight
obese
before
asthma
other
comorbidities.
Of
8
deliveries
that
occurred
during
period,
there
was
preterm
birth
at
33
weeks'
gestation
improve
pulmonary
status
woman
class
III
obesity,
stillbirth
unknown
etiology.Severe
developed
approximately
15%
primarily
underlying
conditions.
Obesity
may
synergistically
increase
for
medically
indicated
late
pregnancy.
These
findings
support
categorizing
higher-risk
group,
particularly
those
chronic
JAMA Network Open,
Journal Year:
2022,
Volume and Issue:
5(6), P. e2215787 - e2215787
Published: June 9, 2022
Importance
Epidemiologic
studies
suggest
maternal
immune
activation
during
pregnancy
may
be
associated
with
neurodevelopmental
effects
in
offspring.
Objective
To
evaluate
whether
utero
exposure
to
SARS-CoV-2
is
risk
for
disorders
the
first
12
months
after
birth.
Design,
Setting,
and
Participants
This
retrospective
cohort
study
examined
live
offspring
of
all
mothers
who
delivered
between
March
September
2020
at
any
6
Massachusetts
hospitals
across
2
health
systems.
Statistical
analysis
was
performed
from
October
December
2021.
Exposures
Maternal
infection
confirmed
by
a
polymerase
chain
reaction
test
pregnancy.
Main
Outcomes
Measures
Neurodevelopmental
determined
fromInternational
Classification
Diseases
Related
Health
Problems,
Tenth
Revision
(ICD-10)diagnostic
codes
over
life;
sociodemographic
clinical
features
offspring;
drawn
electronic
record.
Results
The
included
7772
births
(7466
pregnancies,
96%
singleton,
222
positive
mothers),
mean
(SD)
age
32.9
(5.0)
years;
were
9.9%
Asian
(772),
8.4%
Black
(656),
69.0%
White
(5363);
15.1%
(1134)
Hispanic
ethnicity.
Preterm
delivery
more
likely
among
exposed
mothers:
14.4%
(32)
vs
8.7%
(654)
(P
=
.003).
positivity
greater
rate
diagnoses
unadjusted
models
(odds
ratio
[OR],
2.17
[95%
CI,
1.24-3.79];P
.006)
as
well
those
adjusted
race,
ethnicity,
insurance
status,
sex,
age,
preterm
status
(adjusted
OR,
1.86
1.03-3.36];P
.04).
Third-trimester
larger
magnitude
2.34
1.23-4.44];P
.01).
Conclusions
Relevance
found
preliminary
evidence
that
sequelae
some
Prospective
longer
follow-up
duration
will
required
exclude
confounding
confirm
these
associations.
Frontiers in Psychiatry,
Journal Year:
2020,
Volume and Issue:
11
Published: Feb. 26, 2020
Associations
between
influenza
infection
and
psychosis
have
been
reported
since
the
eighteenth
century,
with
acute
'psychoses
of
influenza'
documented
during
multiple
pandemics.
In
late
20th
reports
a
season-of-birth
effect
in
schizophrenia
were
supported
by
large-scale
ecological
sero-epidemiological
studies
suggesting
that
maternal
increases
risk
offspring.
We
examine
evidence
for
association
risk,
before
reviewing
possible
mechanisms
via
which
this
may
be
conferred.
Maternal
immune
activation
models
implicate
placental
dysfunction,
disruption
cytokine
networks
subsequent
microglial
as
potentially
important
pathogenic
processes.
More
recent
neuroimmunological
advances
focusing
on
neuronal
autoimmunity
following
provide
basis
model
infection-induced
psychosis,
implicating
to
schizophrenia-relevant
protein
targets
including
N-methyl-D-aspartate
receptor.
Finally,
we
outline
areas
future
research
relevant
experimental
approaches
consider
whether
current
provides
rational
development
strategies
prevent
schizophrenia.
Seminars in Fetal and Neonatal Medicine,
Journal Year:
2020,
Volume and Issue:
25(4), P. 101146 - 101146
Published: Aug. 1, 2020
The
fetus
can
deploy
a
local
or
systemic
inflammatory
response
when
exposed
to
microorganisms
or,
alternatively,
non-infection-related
stimuli
(e.g.,
danger
signals
alarmins).
term
"Fetal
Inflammatory
Response
Syndrome"
(FIRS)
was
coined
describe
condition
characterized
by
evidence
of
response,
frequently
result
the
activation
innate
limb
immune
response.
FIRS
be
diagnosed
an
increased
concentration
umbilical
cord
plasma
serum
acute
phase
reactants
such
as
C-reactive
protein
cytokines
interleukin-6).
Pathologic
fetal
indicates
presence
funisitis
chorionic
vasculitis.
first
described
in
patients
at
risk
for
intraamniotic
infection
who
presented
preterm
labor
with
intact
membranes
prelabor
rupture
membranes.
However,
also
observed
sterile
intra-amniotic
inflammation,
alloimmunization
Rh
disease),
and
active
autoimmune
disorders.
Neonates
born
have
higher
rate
complications,
early-onset
neonatal
sepsis,
intraventricular
hemorrhage,
periventricular
leukomalacia,
death,
than
those
without
FIRS.
Survivors
are
long-term
sequelae
that
may
include
bronchopulmonary
dysplasia,
neurodevelopmental
disorders,
cerebral
palsy,
retinopathy
prematurity,
sensorineuronal
hearing
loss.
Experimental
induced
administration
bacteria,
microbial
products
(such
endotoxin),
interleukin-1),
animal
models
provided
important
insights
about
mechanisms
responsible
multiple
organ
involvement
dysfunction.
A
is
thought
adaptive,
but,
on
occasion,
become
dysregulated
whereby
cytokine
storm
ensues
lead
dysfunction
even
death
if
delivery
does
not
occur
("rescued
birth").
Thus,
onset
this
context
considered
survival
value.
so
far
suggests
compound
effects
immaturity
thus
increasing
complications
morbidity.
Modulation
antimicrobial
agents,
anti-inflammatory
cell-based
therapy
holds
promise
reduce
infant
morbidity
mortality.
Trends in Molecular Medicine,
Journal Year:
2022,
Volume and Issue:
28(4), P. 319 - 330
Published: Feb. 14, 2022
The
impact
of
severe
acute
respiratory
syndrome
coronavirus
2
(SARS-CoV-2)
infection
during
pregnancy
on
the
developing
fetal
brain
is
poorly
understood.
Other
antenatal
infections
such
as
influenza
have
been
associated
with
adverse
neurodevelopmental
outcomes
in
offspring.
Although
vertical
transmission
has
rarely
observed
SARS-CoV-2
to
date,
given
potential
for
profound
maternal
immune
activation
(MIA),
likely.
Here
we
review
evidence
that
and
other
viral
can
result
maternal,
placental,
activation,
ultimately
offspring
morbidity.
Finally,
highlight
need
cellular
models
development
better
understand
short-
long-term
impacts
next
generation.