Radiation Measurements,
Год журнала:
2024,
Номер
176, С. 107213 - 107213
Опубликована: Июнь 21, 2024
In
this
study,
we
examined
the
response
of
Allium
cepa
sprout
stem
cells,
or
meristems,
to
UVB
and
UVC
radiation.
The
choice
cepa,
onion,
was
made
avoid
controversial
use
animal
models.
is
a
well-established
in
vivo
standard
model
that
frequently
used
cytogenetic
research
connected
various
environmental
contaminants.
Indicators
such
as
micronuclei
chromosomal
abnormalities
were
evaluate
genotoxicity
radiation,
mitotic
index
investigate
cytotoxicity
providing
information
on
cellular
proliferation.
Shapiro-Wilk
test
(p
<
0.05)
confirmed
normality
data.
analysis
Pearson
linear
correlation
coefficient
(r
=
0.97),
conducted
across
all
dose
points
considered,
including
negative
control,
revealed
an
almost
perfect
positive
relationship
between
number
cells
with
micronuclei,
for
both
UVC.
frequency
induction
function
radiation
types
found
be
similar.
However,
difference
morphology
exposed
compared
those
observed.
conclusion,
showed
no
significant
differences
cell
activity
irradiation
control
samples.
results
from
study
support
endpoints
biodosimetric
method
ultraviolet
Respirology,
Год журнала:
2022,
Номер
27(6), С. 411 - 426
Опубликована: Янв. 19, 2022
Abstract
The
severe
acute
respiratory
syndrome
coronavirus
(SARS‐CoV‐2)
disease
or
COVID‐19
pandemic
is
associated
with
more
than
230
million
cases
and
has
challenged
healthcare
systems
globally.
Many
workers
(HCWs)
have
acquired
the
infection,
often
through
their
workplace,
a
significant
number
dying.
epidemiology
of
infection
in
HCWs
continues
to
be
explored,
manifold
exposure
risks
identified,
leading
being
recognised
as
an
occupational
for
HCWs.
physical
illness
due
similar
general
population,
some
experiencing
long‐term
illness,
which
may
impact
ability
return
work.
also
been
affected
by
immense
workplace
psychosocial
disruption
caused
pandemic.
impacts
on
psychological
well‐being
globally
profound,
high
prevalence
estimates
mental
health
symptoms,
including
emotional
exhaustion.
Globally,
governments,
organisations
employers
key
responsibilities,
including:
better
prepared
crises
comprehensive
disaster
response
management
plans,
protect
preserve
workforce
from
While
prioritising
vaccine
rollouts
critical,
managing
exposures
outbreaks
occurring
settings
remains
challenging
lead
substantial
workforce.
Safeguarding
workforces
during
critical
we
move
forward
new
path
‘COVID
normal’.
Journal of Advanced Research,
Год журнала:
2022,
Номер
43, С. 59 - 71
Опубликована: Март 9, 2022
Outbreaks
of
airborne
viral
infections,
such
as
COVID-19,
can
cause
panic
regarding
other
severe
respiratory
syndrome
diseases
that
may
develop
and
affect
public
health.
It
is
therefore
necessary
to
control
methods
offer
protection
against
viruses.To
identify
a
feasible
solution
for
virus
deactivation,
we
critically
reviewed
generating
reactive
oxygen
species
(ROS),
which
attack
wide
range
molecular
targets
induce
antiviral
activity,
accounting
their
flexibility
in
facilitating
host
defense
mechanisms
comprehensive
pathogens.
Recently,
the
role
ROS
microbial
decontamination
has
been
investigated
major
topic
infectious
diseases.
eradicate
pathogens
directly
by
inducing
oxidative
stress
or
indirectly
promoting
pathogen
removal
through
numerous
non-oxidative
mechanisms,
including
autophagy,
T-cell
responses,
pattern
recognition
receptor
signaling.In
this
article,
possible
vitro
generation
with
activity.
Furthermore,
discuss,
detail,
novel
environmentally
friendly
cold
plasma
delivery
system
destruction
viruses.
This
review
highlights
potential
therapeutic
mediators
modernize
current
techniques
improvement
on
efficiency
inactivating
SARS-CoV2
The Science of The Total Environment,
Год журнала:
2023,
Номер
879, С. 163007 - 163007
Опубликована: Март 23, 2023
Ultraviolet
irradiation
C
(UVC)
has
emerged
as
an
effective
strategy
for
microbial
control
in
indoor
public
spaces.
UVC
is
commonly
applied
air,
surface,
and
water
disinfection.
Unlike
common
254
nm
UVC,
far-UVC
at
222
considered
non-harmful
to
human
health,
being
safe
occupied
spaces,
still
disinfection
purposes.
Therefore,
allied
the
urgency
mitigate
current
pandemic
of
SARS-CoV-2,
increase
UVC-based
technology
devices
appeared
market
with
levels
pathogens
reduction
higher
than
99.9
%.
This
environmentally
friendly
potential
overcome
many
limitations
traditional
chemical-based
approaches.
The
novel
were
thought
be
used
spaces
such
hospitals,
schools,
transport
minimize
risk
contamination
propagation,
saving
costs
by
reducing
manual
cleaning
equipment
maintenance
provided
manpower.
However,
a
lack
information
about
parameters
protocols
disinfection,
controversies
regarding
health
environmental
risks
exist.
In
this
review,
fundamentals
on
are
presented.
Furthermore,
deep
analysis
technologies
available
addressed,
well
their
advantages
limitations.
comprehensive
provides
valuable
inputs
strategies
development
effective,
reliable,
systems.
Catalysts,
Год журнала:
2022,
Номер
12(9), С. 1047 - 1047
Опубликована: Сен. 14, 2022
Photocatalysis,
a
unique
process
that
occurs
in
the
presence
of
light
radiation,
can
potentially
be
utilized
to
control
environmental
pollution,
and
improve
health
society.
Photocatalytic
removal,
or
disinfection,
chemical
biological
species
has
been
known
for
decades;
however,
its
extension
indoor
environments
public
places
always
challenging.
Many
efforts
have
made
this
direction
last
two–three
years
since
COVID-19
pandemic
started.
Furthermore,
development
efficient
photocatalytic
nanomaterials
through
modifications
their
photoactivity
under
ambient
conditions
fighting
with
such
situation
is
high
research
priority.
In
recent
years,
several
metal
oxides-based
nano-photocatalysts
designed
work
efficiently
outdoor
disinfection
species.
The
present
review
briefly
discusses
advances
two
three
viral
bacterial
disinfections.
Moreover,
emphasis
given
tailoring
disinfecting
surfaces,
air,
water
stop
viral/bacterial
infection
environment.
role
also
highlighted
future
applicability
controlling
pandemics.
Food Engineering Reviews,
Год журнала:
2023,
Номер
16(1), С. 59 - 84
Опубликована: Авг. 19, 2023
Blue
light
is
an
emerging
technology
used
for
the
decontamination
of
food
contact
surfaces
and
products.
It
based
on
activation
photosensitizers
by
light,
determining
release
reactive
oxygen
species
(ROS).
ROS
causes
damage
to
bacterial
cells
leading
cell
death.
Several
types
microbes
may
be
treated,
such
as
bacteria,
yeasts,
moulds
viruses,
in
planktonic
or
biofilm
form.
affected
several
factors:
parameters
(i.e.,
irradiance,
dose,
wavelength),
microbial
pH,
temperature,
initial
inoculum,
grade
maturation)
surface
material,
roughness,
optical
properties).
In
addition,
it
alone
coupled
with
other
technologies.
The
use
blue
shows
advantages,
safety
operators,
a
lower
chemicals
environment.
Moreover,
seems
unlikely
bacteria
develop
resistance
application.
Frontiers in Built Environment,
Год журнала:
2025,
Номер
10
Опубликована: Янв. 3, 2025
Coronavirus
disease
(COVID-19)
is
caused
by
severe
acute
respiratory
syndrome
coronavirus
2
(SARS-CoV-2).
In
indoor
environments,
a
structured
strategy
needed
to
reduce
the
risk
of
infection.
addition
maintaining
proper
ventilation
and
wearing
face
masks,
development
effective
technologies
for
limiting
transmission
SARS-CoV-2
through
infectious
particles
(IRPs)
has
been
studied.
UV-C
devices
have
already
proved
against
other
types
microorganisms
also
investigated
their
potential
in
inactivating
SARS-CoV-2.
This
work
aims
review
discuss
these
findings
while
presenting
recommendations
future
research.
Based
on
available
data,
be
inactivation
airborne
or
its
surrogates.
The
main
gaps
this
research
highlighted,
some
outlooks
studies
suggested.
studies,
use
surrogates
with
higher
susceptibility
than
consideration
total
bacterial
counts
alone
may
led
misleading
results.
question
“how
much
variables
affect
rate
environments?”
still
unsolved,
considering
that
number
virus
real
environments
quite
limited.
outcomes
study
can
useful
scientific
community,
technical
stakeholders
(e.g.,
managers
healthcare
transport
sectors),
common
people,
providing
important
information
about
performance
improve
quality
air
environments.
