Formation Mechanisms and Emission Characteristics of Aerosol in CO2 Capture by Chemical Absorption Based on Ethanolamine Solution
Energy & Fuels,
Год журнала:
2024,
Номер
38(7), С. 6230 - 6237
Опубликована: Март 20, 2024
Aerosols
from
the
chemical
absorption
systems,
which
use
organic
amine
solutions
as
absorbents
to
capture
CO2
in
flue
gas,
may
pollute
atmosphere
and
damage
ecosystem.
Based
on
platform,
this
study
focuses
investigating
formation
mechanism
emission
characteristics
of
aerosols
systems.
The
generated
under
standard
operating
conditions
were
analyzed
using
scanning
electron
microscopy
(SEM)
energy
dispersive
spectrometry
(EDS).
Additionally,
controlled
experiments
conducted
demonstrate
impact
heterogeneous
reactions
aerosol
generation.
In
addition,
effects
practical
parameters
emissions
explored
evaluated.
results
showed
that
gas
increased
significantly
after
platform.
Most
platform
are
submicron
particles
below
1
μm,
with
a
few
micron-sized
particles.
Aerosol
generation
is
influenced
by
presence
CO2,
mainly
attributed
reactions.
Increasing
liquid-to-gas
ratio
absorbent
concentration
enhances
reaction,
leads
an
increase
emissions.
Lower
temperatures
loading
inhibit
occurrence
reactions,
thus
reducing
According
maximum
reduction
rate,
it
was
found
had
greatest
degree
influence
emissions,
rate
could
reach
close
50%,
most
minor
only
13%.
Язык: Английский
miR–122–5p Promotes Cowshed Particulate Matter2.5-Induced Apoptosis in NR8383 by Targeting COL4A1
Toxics,
Год журнала:
2024,
Номер
12(6), С. 386 - 386
Опубликована: Май 25, 2024
It
is
well
known
that
Particulate
Matter2.5
(PM2.5)
has
a
major
adverse
effect
on
the
organism.
However,
health
hazards
of
livestock
farm
PM2.5
to
humans
and
animals
are
not
yet
known,
role
miRNAs
in
cellular
damage
induced
by
also
unclear.
Therefore,
our
study
used
cowshed
stimulate
rat
alveolar
macrophage
NR8383
construct
an
vitro
injury
model
investigate
miR–122–5p
PM2.5-induced
apoptosis
NR8383.
The
level
was
quantified
flow
cytometry
Hoechst
33342/PI
double
staining.
Furthermore,
potential
target
gene
Collagen
type
IV
alpha
(COL4A1)
identified
through
use
bioinformatics
methods.
results
demonstrated
decline
cell
viability
increase
with
rising
concentrations
exposure
durations.
transfection
mimics
resulted
upregulation
pro-apoptotic
protein
Bcl–xL/Bcl–2
activation
cleaved
caspase–3
while
inhibiting
anti-apoptotic
B–cell
lymphoma–2.
experimental
data
indicate
involved
apoptotic
process
targeting
COL4A1.
overexpression
COL4A1
observed
enhance
PM2.5-activated
PI3K/AKT/NF–κB
signaling
pathway,
which
contributed
inhibition
apoptosis.
This
finding
offers
promising
avenue
for
development
therapeutic
strategies
aimed
at
mitigating
exposure.
Язык: Английский
Bacterial and fungal aerosols in poultry houses: PM2.5 metagenomics via single-molecule real-time sequencing
Poultry Science,
Год журнала:
2024,
Номер
103(12), С. 104348 - 104348
Опубликована: Сен. 21, 2024
Язык: Английский
A review on microbial aerosols in livestock and poultry environments: pollution characteristics, damage mechanisms, and mitigation measures
Frontiers of Environmental Science & Engineering,
Год журнала:
2024,
Номер
18(12)
Опубликована: Окт. 12, 2024
Язык: Английский
Assessment of Bacterial Contamination and Antimicrobial Resistance of Escherichia coli Isolates from Slovak Dairy Farms
Animals,
Год журнала:
2024,
Номер
14(21), С. 3095 - 3095
Опубликована: Окт. 26, 2024
The
conditions
in
livestock
housing
are
suitable
for
the
survival
of
airborne
microorganisms,
mainly
due
to
high
temperatures,
humidity,
and
presence
organic
material.
total
count
bacteria
concentrations
cattle
farms
ranged
from
3.01
log
Язык: Английский
Situational analysis on porcine diseases of priority to pig industry: methods for biosecurity improvement in the Russian Federation holdings
Veterinary Science Today,
Год журнала:
2024,
Номер
13(4), С. 396 - 404
Опубликована: Дек. 14, 2024
The
analysis
of
the
situation
on
management
main
epizootic
threats
significant
for
pig
industry
in
Russian
Federation
was
carried
out.
features
and
effectiveness
various
biosecurity
measures
used
holdings
possible
ways
their
improvement
were
examined.
Options
development
systems
having
favorable
effect
population
protection
discussed
focusing
four
target
aspects
related
to
infection
introduction
spread
routes:
isolation
from
external
sources
(elimination
probable
environmental
impact
scenarios);
internal
scenarios
during
production
process);
or
farming
system
human
factor
population);
conditions
under
which
threat
potential
is
manifested
(changing
conditions).
results
presented
graphically
form
a
schematic
diagram“Sources
aimed
at
these
protected
creation
industry”.
Based
discussion
results,
automation
digitalization
all
processes
industry,
generation
genetically
modified
pigs
not
susceptible
most
pathogens
such
as
African
swine
fever,
classical
porcine
reproductive
respiratory
syndrome
viruses
use
purposes,
further
research
implementation
integrated
technological
solutions
feed
sanitation
have
been
concluded
be
evolutionarily
effective
intensification
Federation.
Язык: Английский