SSRN Electronic Journal,
Год журнала:
2022,
Номер
unknown
Опубликована: Янв. 1, 2022
Environmental
pollution
drives
the
decline
of
species
and,
as
flying
mammals,
bats
can
be
considered
to
excellent
indicators
environmental
quality,
and
analysis
genetic
biomarkers
in
these
animals
provide
important
parameters
for
assessment
health.
This
review
verifies
trends
research,
particular,
use
markers
study
bats,
based
on
a
literature
search
Web
Science
Scopus
platforms.
Sixteen
publications
were
identified
during
search,
which
focused
timeframe
between
1945
March
2022,
including
investigations
effects
heavy
metals,
agricultural
pesticides,
radiation.
The
studies
primarily
application
genotoxic
analysis,
comet
assay,
micronucleus
test,
Polymerase
Chain
Reaction
(PCR).
Only
55
bat
have
been
investigated
up
now,
that
is,
4%
1447currently-recognized
taxa.
In
general,
exposed
polluted
environments
presented
higher
frequency
mutagenic
damage
than
those
sampled
clean
environments.
Given
importance
diverse
ecological
functions
provided
by
pest
control,
pollination,
seed
dispersal,
it
is
increasingly
necessary
investigate
caused
health
areas
with
high
concentrations
contaminants.
Although
used
physiological
more
two
decades,
then,
many
knowledge
gaps
remain,
worldwide,
terms
number
taxa
localities
investigated.
Environmental Research,
Год журнала:
2023,
Номер
224, С. 115517 - 115517
Опубликована: Фев. 17, 2023
The
Atrato
River
basin
was
protected
by
Colombian
law
due
to
anthropogenic
impacts,
mainly
from
illegal
gold
mining,
which
triggered
a
critical
environmental
health
problem.
In
this
study
we
quantified
mercury
(Hg),
methylmercury
(MeHg)
and
arsenic
(As)
concentrations
in
aquatic
matrices,
explored
for
the
first-time
nuclear
degenerations
fish
River.
median
(μg/kg)
T-Hg,
MeHg
As
were
195.0,
175.5,
30.0;
sediments
165.5,
13.8
3.1;
water
(ng/L),
154.7
T-Hg
2.1
As.
A
38%
10%
of
exceeded
WHO
limit
protection
populations
at
risk
(200
μg
Hg/kg)
human
consumption
(500
Hg/kg);
while
below
international
standard
(1000
μg/kg)
all
fish.
percentage
89.7%
highest
accumulation
observed
carnivorous
(336.3
±
245.6
μg/kg,
p
<
0.05)
high
consumption,
indicating
health.
water,
threshold
effect
value
12
ng/L,
whereas
10,000
established
USEPA.
On
contrary,
33%
quality
200
μg/kg
Hg.
We
found
that
Prochilodus
magdalenae
species
with
susceptibility
alterations
its
order,
bud
(CNB,
3.7
5.4%),
micronuclei
(MN,
1.6
2.5%)
binucleated
cells
(BC,
2.3%).
These
results
indicate
appears
be
good
predictor
genotoxicity
Fulton's
condition
factor
(K)
indicated
31.7%
fishes
had
poor
growth
condition,
suggesting
needs
monitored
restored
accordance
agreements
reached
Minamata
Convention
on
Mercury.
Life,
Год журнала:
2022,
Номер
12(12), С. 2121 - 2121
Опубликована: Дек. 15, 2022
Unlike
most
animals,
bats
cannot
synthesize
vitamin
C
endogenously.
Consequently,
this
must
be
obtained
from
the
diet.
Among
bat
species,
there
are
several
food
groups,
such
as
frugivorous,
nectarivorous,
insectivorous,
and
hematophagous.
In
work,
we
measured
compared
levels
in
different
organs
of
four
species
bats,
all
collected
southern
Brazil.
When
analyzing
comparing
(regardless
organ),
no
significant
differences
were
observed.
However,
when
species),
observed,
with
highest
concentrations
heart,
followed
by
liver
brain,
while
lowest
concentration
was
kidneys.
Additional
Vitamin
only
observed
each
organ
analyzed
according
to
species/diet.
These
results
indicate
a
high
degree
metabolic
homeostasis
despite
marked
difference
type
