Exploring the microorganisms biodiversity associated with sponge species in the red sea through 18S ribosomal RNA gene sequencing
AMB Express,
Год журнала:
2025,
Номер
15(1)
Опубликована: Апрель 2, 2025
Язык: Английский
Effects of elevated temperature on 8-OHdG expression in the American oyster (Crassostrea virginica): Induction of oxidative stress biomarkers, cellular apoptosis, DNA damage and γH2AX signaling pathways
Fish and Shellfish Immunology Reports,
Год журнала:
2022,
Номер
4, С. 100079 - 100079
Опубликована: Дек. 16, 2022
Global
temperature
is
increasing
due
to
anthropogenic
activities
and
the
effects
of
elevated
on
DNA
lesions
are
not
well
documented
in
marine
organisms.
The
American
oyster
(Crassostrea
virginica,
an
edible
commercially
important
mollusk)
ideal
shellfish
species
study
oxidative
during
heat
stress.
In
this
study,
we
examined
temperatures
(24,
28,
32
°C
for
one-week
exposure)
shock
protein-70
(HSP70,
a
biomarker
stress),
8‑hydroxy-2'-deoxyguanosine
(8-OHdG,
pro-mutagenic
lesion),
double-stranded
(dsDNA),
γ-histone
family
member
X
(γH2AX,
molecular
damage),
caspase-3
(CAS-3,
key
enzyme
apoptotic
pathway)
Bcl-2-associated
(BAX,
apoptosis
regulator)
protein
and/or
mRNA
expressions
gills
oysters.
Immunohistochemical
qRT-PCR
results
showed
that
HSP70,
8-OHdG,
dsDNA,
γH2AX
were
significantly
increased
at
high
(28
°C)
compared
with
control
(24°C).
situ
TUNEL
analysis
cells
gill
tissues
heat-exposed
Interestingly,
enhanced
associated
CAS-3
BAX
expressions,
along
8-OHdG
levels
after
exposure.
Moreover,
extrapallial
(EP)
fluid
(i.e.,
extracellular
body
fluid)
concentrations
lower;
however,
EP
glucose
higher
Taken
together,
these
suggest
shock-driven
stress
alters
conditions
induces
cellular
damage,
which
may
lead
cells/tissues
Язык: Английский
The Red Sea Fisheries - Threats and Proposed Solutions
Capt Mamdoh,
Awad Abd,
E D Rahman
и другие.
AIN Journal,
Год журнала:
2023,
Номер
1(45)
Опубликована: Янв. 1, 2023
The
global
oceans
and
seas
are
broadly
balkanized
into
66
large
Marine
Ecosystems
(LMEs),
the
Red
Sea
is
number
33
of
these
LMEs.
Moreover,
they
provide
job
opportunities
for
millions
people
generate
about
three-quarters
world
fish
production
annually.
(LME#33)
believed
to
be
saltiest
warmest
sea
among
main
aim
this
paper
suggest
policy
solutions
as
proper
planning
strategies
countries
restore
depleted
naturally
stocks
sustain
natural
fisheries
achieve
socio-economic
environmental
goals
in
coming
years.
methodology
used
research
a
merge
descriptive
analytical
approach.
focusses
on
causes
losses
that
led
depleting
such
(overfishing,
Illegal,
Unreported,
Unregulated
(IUU)
fishing,
coastal
development,
climate
change).
This
analyses
data
collected
from
literature
SWOT
analysis
outcomes
investigate
current
status-quo
propose
alternative
stock
depletion
Sea.
Keywords:
Sea,
Fisheries,
SDG
14.4,
Socioeconomic,
Overfishing,
IUU
fishing.
Язык: Английский
Study of the Effect of Climate Change on Growth of Seawater Snail, Planaxis sulcatus in Coast of Yanbu- Saudi Arabia
Egyptian Academic Journal of Biological Sciences. B, Zoology,
Год журнала:
2022,
Номер
14(1), С. 27 - 38
Опубликована: Янв. 5, 2022
The
most
notable
indicators
of
climate
change
are
noticed
in
many
climatic
phenomena
since
the
1950s.Global
is
manifested
by
global
warming
and
sea-level
rise.This
study
aimed
to
detect
effect
temperature
on
wet
weight,
shell
length
aperture
seawater
snail
Planaxis
sulcatus.This
an
experimental
that
investigated
54
sulcatus
snails.The
samples
were
collected
from
beach
Yanbu
western
Saudi
Arabia
then
transferred
lab.Samples
divided
into
3
groups
control,
cure
1
2.
Each
group
contained
18
snails.Group
was
treated
increasing
water
be
28.8°C,
while
2
32°C.This
showed
that,
regarding
sulcatus,
there
no
significant
differences
between
weekly
measures
shield
length,
aperture.Also,
three
studied
(control,
2)
assessed
snails
at
any
station
(p>0.05).In
conclusion:
There
a
need
for
conducting
further
studies
effects
different
factors
such
as
high
temperature,
acidity
salinity.
Язык: Английский