American Journal of Reproductive Immunology,
Год журнала:
2022,
Номер
88(1)
Опубликована: Апрель 22, 2022
Abstract
Background
More
than
325,000
cases
of
coronavirus
disease
2019
(COVID‐19)
have
been
reported
among
pregnant
women
in
the
Americas.
Aims
This
review
examines
impact
COVID‐19
and
describes
available
evidence
on
safety,
effectiveness,
immune
response(s)
to
vaccination
lactating
women.
Content
Multiple
studies
indicate
that
are
more
susceptible
adverse
outcomes,
including
hospitalization,
intensive
care
unit
admission,
invasive
ventilation
non‐pregnant
with
COVID‐19.
Furthermore,
pregnancy
is
associated
maternal
neonatal
outcomes.
Adverse
outcomes
appear
disproportionately
affect
from
low‐
middle‐income
countries,
likely
reflecting
inequities
access
quality
healthcare.
Despite
absence
safety
efficacy
data
randomized
clinical
trials
this
subpopulation,
observational
registries
thus
far
demonstrated
or
against
safe,
effective,
results
robust
responses
transfer
antibodies
newborn
via
placenta
breast
milk,
respectively.
Implications
These
support
recommendations
intending
help
protect
these
vulnerable
individuals
its
sequelae.
Randomized
will
further
evaluate
immunogenicity
vaccines
populations.
American Journal of Obstetrics and Gynecology,
Год журнала:
2022,
Номер
228(3), С. 261 - 269
Опубликована: Окт. 12, 2022
Stillbirth
is
a
recognized
complication
of
COVID-19
in
pregnant
women
that
has
recently
been
demonstrated
to
be
caused
by
SARS-CoV-2
infection
the
placenta.
Multiple
global
studies
have
found
placental
pathology
present
cases
stillbirth
consists
combination
concurrent
destructive
findings
include
increased
fibrin
deposition
typically
reaches
level
massive
perivillous
deposition,
chronic
histiocytic
intervillositis,
and
trophoblast
necrosis.
These
3
pathologic
lesions,
collectively
termed
placentitis,
can
cause
severe
diffuse
parenchymal
destruction
affect
>75%
placenta,
effectively
rendering
it
incapable
performing
its
function
oxygenating
fetus
leading
neonatal
death
via
malperfusion
insufficiency.
Placental
occur
absence
demonstrable
fetal
infection.
Development
placentitis
complex
process
may
both
an
infectious
immunologic
basis.
An
important
observation
all
reported
causing
death,
mothers
were
unvaccinated.
likely
result
episode
viremia
at
some
time
during
pregnancy.
This
article
discusses
clinical
aspects
relationship
between
maternal
vaccination,
perinatal
death.
Viruses,
Год журнала:
2022,
Номер
14(3), С. 539 - 539
Опубликована: Март 5, 2022
(1)
Objective:
This
systematic
review
summarizes
current
knowledges
about
maternal
and
neonatal
outcomes
following
COVID-19
vaccination
during
pregnancy
breastfeeding.
(2)
Study
design:
PubMed,
Cochrane
Library,
the
Education
Resources
Information
Center
(ERIC)
were
searched
up
to
27
October
2021.
The
primary
outcome
was
estimate
how
many
pregnant
lactating
women
reported
be
vaccinated
had
available
outcomes.
(3)
Results:
Forty-five
studies
sourcing
data
of
74,908
5098
who
received
considered
as
eligible.
No
major
side-effects
reported,
especially
second
third
trimester
Conversely,
revealed
that
infants
specific
SARS-CoV-2
antibodies
after
vaccination.
(4)
Conclusions:
Vaccination
against
virus
should
recommended
for
women,
pros
cons
have
been
adequately
explained.
In
particular,
given
still
limited
evidence
considering
fever
first
months
gestation
increases
possibility
congenital
anomalies,
they
carefully
counseled.
same
considerations
apply
breastfeeding
also
immune
responses
mRNA
vaccines
can
generate
in
their
human
milk.
OBJECTIVES
The
American
Academy
of
Pediatrics
National
Registry
for
the
Surveillance
and
Epidemiology
Perinatal
coronavirus
disease
2019
(COVID-19)
(NPC-19)
was
developed
to
provide
information
on
effects
perinatal
severe
acute
respiratory
syndrome
2
(SARS-CoV-2)
infection.
METHODS
COVID-19
participating
centers
entered
maternal
newborn
data
pregnant
persons
who
tested
positive
SARS-CoV-2
infection
between
14
days
before
10
after
delivery.
Incidence
morbidities
associated
with
were
assessed.
RESULTS
From
April
6,
2020
March
19,
2021,
242
in
United
States
reported
7524
persons;
at
time
delivery,
78.1%
these
asymptomatic,
18.2%
symptomatic
but
not
hospitalized
specifically
COVID-19,
3.4%
treatment,
18
(0.2%)
died
hospital
COVID-related
complications.
Among
7648
newborns,
6486
(84.8%)
SARS-CoV-2,
144
(2.2%)
positive;
highest
rate
observed
when
mothers
first
immediate
postpartum
period
(17
125,
13.6%).
No
deaths
attributable
Overall,
15.6%
newborns
preterm:
among
30.1%
polymerase
chain
reaction-positive
16.2%
reaction-negative
born
preterm
(P
<
.001).
Need
mechanical
ventilation
did
differ
by
test
result,
those
tests
more
likely
be
admitted
a
NICU.
CONCLUSIONS
Early
pandemic,
acquired
variable
rates
without
apparent
short-term
effects.
During
that
preceded
widespread
availability
vaccines,
we
higher
than
expected
numbers
births
in-hospital
deaths.
BMJ Open,
Год журнала:
2023,
Номер
13(2), С. e066367 - e066367
Опубликована: Фев. 1, 2023
Background
Pregnant
women,
foetuses
and
infants
are
at
risk
of
infectious
disease-related
complications.
Maternal
vaccination
is
a
strategy
developed
to
better
protect
pregnant
women
their
offspring
against
morbidity
mortality.
Vaccines
influenza,
pertussis
recently
also
COVID-19
widely
recommended
for
women.
Yet,
there
still
significant
amount
hesitation
towards
maternal
policies.
Furthermore,
contradictory
messages
circulating
social
media
impact
vaccine
confidence.
Objectives
This
scoping
review
aims
reveal
how
impacted
confidence
in
lactating
Additionally,
this
studied
the
role
plays
creating
opinions
these
target
groups.
Eligibility
criteria
Articles
published
between
23
November
2018
18
July
2022
that
linked
objectives
were
included.
Reviews,
articles
not
focusing
on
group,
abstracts,
describing
outcomes
infection/COVID-19
excluded.
Sources
evidence
The
PubMed
database
was
searched
select
articles.
Search
terms
used
pregnancy,
lactation,
vaccination,
hesitancy,
media.
Charting
methods
Included
abstracted
synthesised
by
one
reviewer.
Verification
done
second
Disagreements
addressed
through
discussion
reviewers
other
researchers.
Results
generally
less
likely
accept
compared
with
non-pregnant
non-nursing
main
reason
refuse
safety
concerns.
A
positive
link
detected
willingness
acceptance
vaccines
during
pregnancy.
internet
identified
as
important
information
sources
vaccination.
Discussion
conclusion
Vaccine
hesitancy
remains
an
issue,
expressing
need
effective
interventions
increase
coverage.
uptake
unclear.
Abstract
The
COVID-19
outbreak
caused
by
SARS-CoV-2
in
late
2019
has
spread
rapidly
across
the
world
to
form
a
global
epidemic
of
respiratory
infectious
diseases.
Increased
investigations
on
diagnostic
tools
are
currently
implemented
assist
rapid
identification
virus
because
mass
and
diagnosis
might
be
best
way
prevent
virus.
This
critical
review
discusses
detection
principles,
fabrication
techniques,
applications
with
three
categories:
nuclear
acid
augmentation
test,
immunoassay
test
biosensors.
Special
efforts
were
put
enhancement
nanomaterials
biosensors
for
rapid,
sensitive,
low-cost
diagnostics
Future
developments
suggested
regarding
potential
candidates
hospitals,
clinics
laboratories
control
prevention
large-scale
epidemic.
Graphical
Molecular Therapy — Nucleic Acids,
Год журнала:
2025,
Номер
36(1), С. 102489 - 102489
Опубликована: Фев. 17, 2025
COVID-19
mRNA
vaccines
are
generally
recognized
as
safe
for
gestational
administration.
However,
their
transplacental
pharmacokinetics
remain
obscure.
In
this
study,
mRNA-1273
intramuscularly
given
to
pregnant
mice
rapidly
circulated
in
maternal
blood
and
crossed
the
placenta
within
1
h
spread
fetal
circulation.
Although
spike
circulation
faded
away
4-6
h,
it
could
accumulate
tissues,
mainly
liver
get
translated
into
protein.
Transplacental
proved
immunogenic
fetuses,
postnatally
equipped
with
anti-spike
immunoglobulin
(Ig)M,
paternal
allotypic
IgG2a,
heightened
cellular
immunity.
Gestationally
administered,
had
a
dose-dependent
effect
on
its
transfer
immunogenicity
higher
doses
leading
increased
passage
greater
serum
titers
of
endogenous
IgM/IgG
generated
by
fetuses.
Thus,
gestationally
vaccination
might
endow
newborns
not
only
passive
but
also
active
Our
results
pose
new
insights
capacity
potential
advancing
our
knowledge
medicine
protect
unborns
against
pathogens
perinatal
life
broaden
horizons
prenatal
molecular
therapy.