Visnyk of Lviv University Biological series,
Journal Year:
2023,
Volume and Issue:
88, P. 92 - 102
Published: March 16, 2023
We
studied
by
the
laboratory
tests
impact
of
most
widespread
pesticides
(insecticide
“Actor”,
fungicide
“Scooter”,
herbicide
“Titus-C”)
in
different
concentrations
(0,001–1000
mg/L)
and
water
on
main
ecotoxicological
indexes
genetic
vicaristic
“western”
“eastern”
allospecies
great
ramshorn
Planorbarius
corneus
s.
lato.
It
was
established,
ranges
toxic
action
these
pollutants
(mg/L)
are
following:
insecticide
–
<
0.01–1,
0.1–80,
40–1000
for
allospecies,
0.001–1,
0.01–10,
10–1000,
respectively,
allospecies.
By
scale
ramshorns,
toxicants
belong
to
low-toxic
(herbicide
“Titus
C”),
strongly
(fungicide
“Scooter”)
highly
“Actor”),
present
following
order:
>
herbicide.
Via
monitoring
behavioral
features
physiological
state
mollusсs,
we
established
threshold,
sub-lethal,
chronic-lethal
acute-lethal
each
examined
(mg/L).
The
length
latent
period
within
intoxication
process
development
differed
among
Under
0,001–10
mg/L,
this
index
higher
than
(p≤0.05).
Adaptation
coefficients
three
categories
mollusсs
were
highest
under
lowest
action,
registered
earlier
Along
with
increasing
concentrations,
durability
raised
both
but
they
appeared
one
lethal
time
decreased
from
lower
toxicant
used,
same
it
shorter
1–2
hours
absolute
values
toxicity
1.6–10-fold
(р≤0.05).
certain
used
toxicants,
developed
irreversible
pathological
consisting
5
phases:
latent,
stimulatory,
depressive,
sublethal
lethal.
equal
all
experiments,
mortality
that
one.
a
set
signs
is
much
more
sensitive
less
adapted
environment
is,
thus
tends
regress
conditions
enhanced
pollution
toxicants.
can
be
consequence
arid
climate
allospecies’
range
Left-Bank
Ukraine.
Journal of Environmental Management,
Journal Year:
2023,
Volume and Issue:
345, P. 118769 - 118769
Published: Aug. 17, 2023
Aquatic
toxins
are
potent
natural
produced
by
certain
cyanobacteria
and
marine
algae
species
during
harmful
cyanobacterial
algal
blooms
(CyanoHABs
HABs,
respectively).
These
bloom
events
the
these
a
human
environmental
health
concern
worldwide,
with
occurrence,
frequency
severity
of
CyanoHABs
HABs
being
predicted
to
keep
increasing
due
ongoing
climate
change
scenarios.
contexts,
as
well
consequences
some
have
been
thoroughly
reviewed
before.
Conversely,
wider
picture
that
includes
non-human
biota
in
assessment
noxious
effects
is
much
less
covered
literature
barely
review
works.
Despite
direct
exposure
aquatic
related
deleterious
responsible
for
majority
public
attention
blooms'
problematic,
it
constitutes
very
limited
fraction
real
risk
posed
toxins.
The
disruption
ecological
trophic
interactions
caused
building
on
they
may
induce
different
paramount
modulator
overall
magnitude
potentially
involved,
thus
necessarily
constraining
quality
efficiency
management
strategies
should
be
placed.
In
this
way,
aims
at
updating
consolidating
current
knowledge
regarding
adverse
toxins,
attempting
going
beyond
their
main
toxicity
pathways
models'
health,
i.e.,
also
focusing
ecologically
relevant
model
organisms.
For
conciseness
considering
terms
documented
risks
reference,
we
restricted
detailed
revision
work
neurotoxic
cyanotoxins
This
comprehensive
systemic
neurotoxins
provides
broad
overview
hazard
compounds
pose
health.
Regulatory
approaches
given
(eco)toxicity
data
available
were
hence
reviewed.
Critical
research
gaps
identified
particularly
(i)
toxic
other
than
those
typical
recognized
disease/disorder
each
toxin
causes
following
acute
humans
biota;
(ii)
alternative
detection
tools
capable
early-warning
signals
occurrence
therefore
provide
better
safety
insurance.
Future
directions
discussed
face
existent
knowledge,
particular
emphasis
much-needed
development
implementation
effective
(eco)toxicological
biomarkers
wide-spanning
approach
followed
herein
will
hopefully
stimulate
future
more
broadly
addressing
hazardous
potential
International Journal of Molecular Sciences,
Journal Year:
2022,
Volume and Issue:
23(19), P. 11567 - 11567
Published: Sept. 30, 2022
Neonicotinoid
pesticides
(NPs)
are
neurotoxic
substances.
They
highly
effective
as
insecticides
owing
to
their
water
solubility,
permeability,
and
long-lasting
activity.
These
molecules
structurally
similar
nicotine
act
nicotinic
acetylcholine
receptor
agonists.
The
administration
of
NPs
experimental
animals
reportedly
causes
neuromuscular
reproductive
disorders.
Moreover,
recently
reported
problems
caused
by
include
damage
land-dwelling
creatures
(such
mammals
birds),
hydrobiology,
ecosystems.
This
review
summarizes
the
recent
reports
on
NP
concentrations
detected
in
river
systems
several
Japanese
regions.
values
were
lower
than
environmental
standard
values;
however,
seasonal
variations
observed.
Furthermore,
NP-induced
testicular
ovarian
toxicity
examined,
revealing
that
mechanism
injury
is
mainly
driven
oxidative
stress.
use
declining
worldwide,
except
Japan;
therefore,
continuous
monitoring
remains
necessary.
Marine Environmental Research,
Journal Year:
2023,
Volume and Issue:
189, P. 106065 - 106065
Published: June 16, 2023
Filter
feeding
bivalves
are
useful
bioindicators
for
the
detection
of
biologically
available
pollutants.
We
investigated
trace
metals,
metalloids,
and
pesticides
in
leaf
oyster
(Isognomon
ephippium)
soft
tissue
shells
compared
them
to
sediment
five
estuaries
northern
New
South
Wales,
Australia.
Concentrations
Pb,
Cr,
Mn,
Ni,
Fe
Al
were
higher
sediments,
whereas
Zn,
Cd,
Ag,
Hg,
Se
As
bioaccumulated
tissue.
The
amount
Cu,
Hg
Ni
from
Tweed
Richmond
River
exceeded
Australian
national
quality
guideline
values.
Only
one
pesticide,
atrazine,
was
detected
Combinations
six
elements
best
predictors
condition
index
shell
size,
contaminants
showed
weak
relationships.
Overall,
bioaccumulation
metals
metalloids
increases
with
size
reduces
condition,
suggesting
these
large
pollution
estuarine
environments.