Environmental Health Perspectives,
Journal Year:
2023,
Volume and Issue:
131(4)
Published: April 1, 2023
BACKGROUND:
Ambient
air
pollution
has
been
associated
with
COVID-19
disease
severity
and
antibody
response
induced
by
infection.OBJECTIVES:
We
examined
the
association
between
long-term
exposure
to
vaccine-induced
response.METHODS:
This
study
was
nested
in
an
ongoing
population-based
cohort,
COVICAT,
GCAT-Genomes
for
Life
Catalonia,
Spain,
multiple
follow-ups.We
drew
blood
samples
2021
from
1,090
participants
of
2,404
who
provided
2020,
we
included
927
this
analysis.We
measured
immunoglobulin
M
(IgM),
IgG,
IgA
antibodies
against
five
viral-target
antigens,
including
receptor-binding
domain
(RBD),
spike-protein
(S),
segment
(S2)
triggered
vaccines
available
Spain.We
estimated
prepandemic
(2018-2019)
fine
particulate
matter
[PM
≤2:5
lm
aerodynamic
diameter
(PM
2:5
)],
nitrogen
dioxide
(NO
2
),
black
carbon
(BC),
ozone
(O
3
)
using
Effects
Low-Level
Air
Pollution:
A
Study
Europe
(ELAPSE)
models.We
adjusted
estimates
individual-and
area-level
covariates,
time
since
vaccination,
vaccine
doses
type
stratified
infection
status.We
used
generalized
additive
models
explore
relationship
according
days
vaccination.RESULTS:
Among
vaccinated
persons
not
infected
SARS-CoV-2
(n
=
632),
higher
levels
were
a
lower
IgM
(1
month
post
vaccination)
IgG.Percentage
change
geometric
mean
IgG
per
interquartile
range
PM
(1:7
lg=m
-8:1
(95%
CI:
-15:9,
0.4)
RBD,
-9:9
(-16:2,
-3:1)
S,
-8:4
(-13:5,
-3:0)
S2.We
observed
similar
pattern
NO
BC
inverse
O
.Differences
persisted
vaccination.We
did
observe
among
prior
295).DISCUSSION:
Exposure
response.The
implications
on
risk
breakthrough
infections
require
further
investigation.
Nature Medicine,
Journal Year:
2023,
Volume and Issue:
29(7), P. 1760 - 1774
Published: July 1, 2023
Abstract
Severe
acute
respiratory
syndrome
coronavirus
2
(SARS-CoV-2)
immune
responses
and
infection
outcomes
were
evaluated
in
2,686
patients
with
varying
immune-suppressive
disease
states
after
administration
of
two
Coronavirus
Disease
2019
(COVID-19)
vaccines.
Overall,
255
2,204
(12%)
failed
to
develop
anti-spike
antibodies,
an
additional
600
(27%)
generating
low
levels
(<380
AU
ml
−1
).
Vaccine
failure
rates
highest
ANCA-associated
vasculitis
on
rituximab
(21/29,
72%),
hemodialysis
immunosuppressive
therapy
(6/30,
20%)
solid
organ
transplant
recipients
(20/81,
25%
141/458,
31%).
SARS-CoV-2-specific
T
cell
detected
513
580
(88%)
patients,
lower
magnitude
or
proportion
hemodialysis,
allogeneic
hematopoietic
stem
transplantation
liver
(versus
healthy
controls).
Humoral
against
Omicron
(BA.1)
reduced,
although
cross-reactive
sustained
all
participants
for
whom
these
data
available.
BNT162b2
was
associated
higher
antibody
but
cellular
compared
ChAdOx1
nCoV-19
vaccination.
We
report
474
SARS-CoV-2
episodes,
including
48
individuals
hospitalization
death
from
COVID-19.
Decreased
both
the
serological
response
severe
we
identified
clinical
phenotypes
that
may
benefit
targeted
COVID-19
therapeutic
strategies.
Nature Medicine,
Journal Year:
2023,
Volume and Issue:
29(5), P. 1146 - 1154
Published: May 1, 2023
Obesity
is
associated
with
an
increased
risk
of
severe
Coronavirus
Disease
2019
(COVID-19)
infection
and
mortality.
COVID-19
vaccines
reduce
the
serious
outcomes;
however,
their
effectiveness
in
people
obesity
incompletely
understood.
We
studied
relationship
among
body
mass
index
(BMI),
hospitalization
mortality
due
to
3.6
million
Scotland
using
Early
Pandemic
Evaluation
Enhanced
Surveillance
(EAVE
II)
surveillance
platform.
found
that
vaccinated
individuals
(BMI
>
40
kg/m
BMC Medicine,
Journal Year:
2022,
Volume and Issue:
20(1)
Published: Sept. 16, 2022
Abstract
Background
Heterogeneity
of
the
population
in
relation
to
infection,
COVID-19
vaccination,
and
host
characteristics
is
likely
reflected
underlying
SARS-CoV-2
antibody
responses.
Methods
We
measured
IgM,
IgA,
IgG
levels
against
spike
nucleocapsid
antigens
1076
adults
a
cohort
study
Catalonia
between
June
November
2020
second
time
May
July
2021.
Questionnaire
data
electronic
health
records
on
vaccination
testing
were
available
both
periods.
Data
several
lifestyle,
health-related,
sociodemographic
also
available.
Results
Antibody
seroreversion
occurred
35.8%
64
participants
non-vaccinated
infected
almost
year
ago
was
related
asymptomatic
age
above
60
years,
smoking.
Moreover,
analysis
kinetics
revealed
that
among
all
responses,
RBD,
IgA
S2
decreased
less
within
1
after
infection.
Among
vaccinated,
2.1%
did
not
present
antibodies
at
approximately
1%
had
breakthrough
infections
post-vaccination.
In
post-vaccination
era,
IgM
responses
those
nucleoprotein
much
prevalent.
previously
individuals,
boosted
immune
response
there
slight
but
statistically
significant
increase
2nd
compared
1st
dose.
Infected
vaccinated
superior
across
naïve-vaccinated
people.
mRNA
vaccines
and,
particularly
Spikevax,
induced
higher
doses
Vaxzevria
or
Janssen
vaccines.
multivariable
regression
analyses,
predicted
by
type
vaccine,
infection
age,
sex,
smoking,
mental
cardiovascular
diseases.
Conclusions
Our
support
people
would
benefit
from
vaccination.
indicate
hybrid
immunity
results
infection-naïve
need
booster
dose
earlier
than
Mental
diseases
are
associated
with
efficient
Med,
Journal Year:
2023,
Volume and Issue:
4(3), P. 191 - 215.e9
Published: Feb. 16, 2023
Both
infection
and
vaccination,
alone
or
in
combination,
generate
antibody
T
cell
responses
against
severe
acute
respiratory
syndrome
coronavirus
2
(SARS-CoV-2).
However,
the
maintenance
of
such
responses-and
hence
protection
from
disease-requires
careful
characterization.
In
a
large
prospective
study
UK
healthcare
workers
(HCWs)
(Protective
Immunity
Cells
Healthcare
Workers
[PITCH],
within
larger
SARS-CoV-2
Reinfection
Evaluation
[SIREN]
study),
we
previously
observed
that
prior
strongly
affected
subsequent
cellular
humoral
immunity
induced
after
long
short
dosing
intervals
BNT162b2
(Pfizer/BioNTech)
vaccination.
Nature Communications,
Journal Year:
2023,
Volume and Issue:
14(1)
Published: Sept. 12, 2023
The
heterogeneity
of
the
SARS-CoV-2
immune
responses
has
become
considerably
more
complex
over
time
and
diverse
imprinting
is
observed
in
vaccinated
individuals.
Despite
vaccination,
following
emergence
Omicron
variant,
some
individuals
appear
susceptible
to
primary
infections
reinfections
than
others,
underscoring
need
elucidate
how
are
influenced
by
previous
vaccination.
IgG,
IgA,
neutralizing
antibodies
T-cell
1,325
(955
which
were
infection-naive)
investigated
before
after
three
doses
BNT162b2
vaccine,
examining
their
relation
breakthrough
context
Omicron.
Our
study
shows
that
both
humoral
cellular
vaccination
generally
higher
infection
compared
infection-naive.
Notably,
viral
exposure
was
crucial
achieving
a
robust
IgA
response.
Individuals
with
lower
antibody
postvaccination
had
significantly
risk
reinfection
future
infections.
This
not
for
responses.
A
subsequent
dampened
infection,
consistent
imprinting.
These
results
underscore
significant
impact
hybrid
immunity
general,
particularly
even
revaccination,
importance
preventing
Nature Communications,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: Feb. 19, 2024
Abstract
This
study
investigates
correlates
of
anti-S1
antibody
response
following
COVID-19
vaccination
in
a
U.S.
population-based
meta-cohort
adults
participating
longstanding
NIH-funded
cohort
studies.
Anti-S1
antibodies
were
measured
from
dried
blood
spots
collected
between
February
2021-August
2022
using
Luminex-based
microsphere
immunoassays.
Of
6245
participants,
mean
age
was
73
years
(range,
21-100),
58%
female,
and
76%
non-Hispanic
White.
Nearly
52%
participants
received
the
BNT162b2
vaccine
48%
mRNA-1273
vaccine.
Lower
levels
are
associated
with
65
or
older,
male
sex,
higher
body
mass
index,
smoking,
diabetes,
COPD
receipt
BNT16b2
(vs
mRNA-1273).
Participants
prior
infection,
particularly
those
history
hospitalized
illness,
have
levels.
These
results
suggest
that
certain
socio-demographic
clinical
characteristics
may
less
robust
responses
to
could
be
prioritized
for
more
frequent
re-vaccination.