Physiologia Plantarum,
Journal Year:
2025,
Volume and Issue:
177(2)
Published: March 1, 2025
Triclosan
(TCS)
is
a
broad-spectrum
antimicrobial
disinfectant
widely
used
in
pharmaceuticals
and
personal
care
products
(PPCPs).
Due
to
the
extensive
usage
of
PPCPs,
TCS
inevitably
entered
environment
pose
harmful
effects
on
ecosystem.
Phytoremediation
an
attractive
approach
remove
from
environment.
In
this
study,
gene
encoding
anti-TCS
nanobody
was
transformed
into
Arabidopsis
thaliana
(A.
thaliana)
enhance
absorption
capacity
TCS.
Nanobodies
are
small
antibody
fragments
(ca.
15
kDa)
derived
variable
domain
camelid
heavy-chain-only
antibodies.
We
constructed
two
transgenic
lines,
T-S-C
line
with
expression
throughout
plant
T-S-P
dominant
roots,
were
constructed.
The
nanobodies
A.
alleviated
phytotoxicity
exhibited
significantly
stronger
tolerance
toxicity
than
wild
type
(WT),
either
solid
medium
system
or
hydroponics
system.
Under
stress
TCS,
seedlings
both
plants
increase
root
length
fresh
weight
compared
those
WT.
Moreover,
presence
activities
superoxide
dismutase,
peroxidase,
catalase,
glutathione
higher
concentration
absorbed
increased
by
50.0%
24.1%,
55.6%
38.0%,
respectively,
This
study
provides
proof
principle
that
transforming
represents
novel
technology
improve
efficiency
phytoremediation
for
environmental
pollutants.
Sustainability,
Journal Year:
2024,
Volume and Issue:
16(10), P. 3927 - 3927
Published: May 8, 2024
The
occurrence
of
contaminants
emerging
concern
(CECs)
in
several
environmental
compartments
has
raised
significant
given
the
extensive
array
compounds
and
their
consistent
detection
across
various
matrices.
Monitoring
all
potentially
harmful
identifying
sources
is
nearly
impossible.
However,
providing
data
on
crucial
lays
groundwork
for
decision
makers
to
craft
mitigation
strategies
toward
a
more
sustainable
water
policy.
Hence,
primary
aim
this
study
was
conduct
an
evaluation
CECs
environment.
main
novelty
relies
understanding
specific
pathway
three
different
aquatic
compartments.
For
that,
combined
systematic
review
systemic
analysis
performed.
Initially,
five
most
common
types
found
ecosystems
(groundwater
surface
water)
wastewater
were
considered.
each
group
CECs,
identified.
A
bibliographic
portfolio
generated
through
application
review.
Finally,
conducted.
All
classes
studied
identified
evaluated.
Except
pesticides,
degree
contamination
by
followed
sequence
based
compartment
(i.e.,
WW–SW–GW).
Polymers,
Journal Year:
2025,
Volume and Issue:
17(4), P. 487 - 487
Published: Feb. 13, 2025
The
compound
triclosan
(TCS)
is
widely
found
in
personal
hygiene
products,
and
when
present
effluents,
it
can
cause
problems
to
human
health,
such
as
endocrine
disruption,
intestinal
problems,
liver
tumors.
A
sustainable
alternative
for
the
removal
of
TCS
use
adsorbent
biopolymers,
which
are
low-cost,
renewable,
biodegradable.
One
most
used
biopolymers
chitosan
(CHT),
has
excellent
adsorptive
properties
due
its
functional
groups.
In
this
context,
work
evaluated,
through
computational
simulations,
interaction
molecule
with
CHT.
frontier
molecular
orbitals
electrostatic
potential
show
that
different
forms
interactions
occur,
thus,
five
complexes
were
shown
be
stable
after
optimization
interactions.
bond
lengths
ranged
from
1.839
Å
3.606
formed
mainly
by
hydrogen
bonds
H...Cl
binding
energy
(∆EBind)
allowed
us
infer
adsorption
occurred,
∆EBind
<
0,
values
-4.14
kcal
mol-1
-17.74
mol-1.
thermodynamic
demonstrated
process
was
exothermic
two
spontaneous:
TCS...CHTiii
ΔG=
-3.14
TCS...CHTiv
-2.82
topological
parameters
revealed
almost
all
between
CHT
electrostatic,
non-covalent
analysis
confirmed
presence
van
der
Waals
complexes.
Thus,
study
showed
efficient
treatment
effluents
containing
emerging
contaminant
triclosan.
Separations,
Journal Year:
2024,
Volume and Issue:
11(5), P. 131 - 131
Published: April 25, 2024
This
research
delves
deeply
into
the
intricate
degradation
kinetics
of
triclosan,
employing
two
distinct
methodologies:
UV
and
simulated
solar
irradiation.
Through
a
comprehensive
comparative
analysis,
study
endeavors
to
elucidate
efficacy
these
techniques,
aiming
shed
light
on
their
respective
methodological
strengths
limitations.
The
compares
irradiation
techniques
for
triclosan
degradation,
revealing
that
both
methods
exhibit
effectiveness
in
degrading
with
variations
observed
rates
byproduct
formation.
detailed
examination
reveals
pathways
mechanisms
involved
photodegradation
process.
Results
highlight
influence
irradiance
levels
residence
times
efficiency.
identifies
optimal
conditions
emphasizing
importance
time
levels.
show
4
h
an
level
450
W
m−2
maximize
Analysis
byproducts
provides
insights
transformation
under
irradiation,
indicating
formation
2,4-dichlorophenol,
quinone,
hydroquinone
as
primary
byproducts.
Materials Advances,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Jan. 1, 2024
Covalent
triazine
polymers,
comprised
of
aromatic
electron-deficient
1,3,5-triazine
units,
exhibit
distinctive
structural
properties,
rendering
them
an
emerging
porous
material
across
diverse
applications.
