Diverse interactions between bacteria and microalgae: A review for enhancing harmful algal bloom mitigation and biomass processing efficiency
Heliyon,
Год журнала:
2024,
Номер
10(17), С. e36503 - e36503
Опубликована: Авг. 24, 2024
The
interactions
between
bacteria
and
microalgae
play
pivotal
roles
in
resource
allocation,
biomass
accumulation,
nutrient
recycling,
species
succession
aquatic
systems,
offering
ample
opportunities
to
solve
several
social
problems.
escalating
threat
of
harmful
algal
blooms
(HABs)
the
environment
lack
cheap
eco-friendly
algal-biomass
processing
methods
have
been
among
main
problems,
demanding
efficient
sustainable
solutions.
In
light
this,
application
algicidal
control
HABs
enhance
has
promoted
past
few
decades
as
potentially
suitable
mechanisms
those
Hence,
this
comprehensive
review
aims
explore
diverse
interaction
modes
microalgae,
ranging
from
synergistic
antagonistic,
presents
up-to-date
information
in-depth
analysis
their
potential
biotechnological
applications,
particularly
controlling
enhancing
microalgal
processing.
For
instance,
studies
revealed
that
can
effectively
inhibit
growth
Язык: Английский
Health and Environmental Impacts of Cyanobacteria and Cyanotoxins from Freshwater to Seawater
Toxins,
Год журнала:
2025,
Номер
17(3), С. 126 - 126
Опубликована: Март 7, 2025
Cyanobacterial
harmful
algal
blooms
(cyanoHABs)
are
a
natural
phenomenon
produced
mainly
by
the
interaction
between
and
anthropogenic
events.
CyanoHABs
characterized
production
of
cyanotoxins
that
can
have
effects
on
different
species
within
food
web
even
affect
human
health.
Among
most
prevalent
toxin
groups
worldwide
microcystins
(MCs),
anatoxins
(ATXs),
cylindrospermopsins
(CYNs)
nodularins
(NODs),
which
as
toxins
with
hepatotoxic,
neurotoxic,
cytotoxic
effects.
This
review
summarizes
analyzes
research
influence
cyanoHABs,
main
toxin-producing
cyanobacteria
in
freshwater
marine
bodies,
highlighting
their
global
occurrence,
toxicology,
bioaccumulation
dynamics
vectors
web,
cases
acute
chronic
intoxications
humans.
is
useful
for
understanding
cyanoHABs’
ecosystem
impact
health,
how
implementation
surveillance
management
framework
could
generate
vital
information
stakeholders
to
establish
health
guidelines
risks
hazards
cyanoHABs
Язык: Английский
Assessing the Impact of Weirs on Water Quality and Phytoplankton Dynamics in the South Han River: A Two-Year Study
Water,
Год журнала:
2024,
Номер
16(6), С. 833 - 833
Опубликована: Март 13, 2024
This
study
investigates
the
ecological
effects
of
weirs
on
water
quality
and
phytoplankton
communities
in
South
Han
River
(SHR)
over
a
two-year
period.
By
focusing
three
key
weirs—Kangcheon
Weir,
Yeoju
Ipo
Weir—the
research
examines
how
artificial
structures
influence
river
hydrodynamics,
nutrient
cycles,
algal
growth
patterns.
Utilizing
measurements,
analysis,
environmental
factor
assessments,
identifies
significant
fluctuations
parameters
abundance
across
surveyed
points.
The
analysis
reveals
direct
correlation
between
conditions
such
as
temperature,
flow
rates,
concentrations,
particularly
nitrogen
phosphorus,
proliferation
harmful
cyanobacteria,
notably
Microcystis.
highlights
critical
role
comprehensive
management
strategies
that
consider
hydraulic
residence
time,
balance,
temperature
regulation
to
mitigate
impacts
ecosystems
improve
SHR.
Язык: Английский
Comparative Analysis of Cyanotoxins in Fishponds in Nigeria and South Africa
Microbiology Research,
Год журнала:
2024,
Номер
15(2), С. 447 - 456
Опубликована: Март 24, 2024
Over
the
decades,
aquaculture
sector
has
witnessed
substantial
growth,
contributing
significantly
to
nation’s
economy.
However,
menace
of
CyanoHABs
threatens
sustainability
fish
farming.
Considering
possible
hazards
linked
cyanotoxins
in
food
and
water,
a
comparative
study
design
between
commercial
Nigeria
South
Africa
was
employed
investigate
water
from
fishponds.
Six
fishponds
Calabar
Municipality—Nigeria
Duthuni—South
with
varying
climatic
zones
were
selected.
Water
samples
ponds
collected
at
intervals
during
different
seasons
(summer,
winter,
dry,
wet
seasons)
capture
climate-induced
variation.
Liquid
chromatography–mass
spectrometry
(LCMS)
combination
metabolites
database
used
for
identification
toxic
cyanometabolites
samples.
The
molecular
networking
approach,
coupled
Global
Natural
Products
Social
Molecular
Networking
(GNPS)
CANOPUS
annotation,
enabled
putative
cyanometabolites.
resulting
network
unveiled
discernible
clusters
representing
related
molecule
families,
aiding
both
known
unfamiliar
analogues.
Furthermore,
revealed
that
shared
specific
metabolites,
including
ethanesulfonic
acid,
pheophorbide
A,
cholic
phenylalanine,
amyl
amine,
phosphocholine
(PC),
sulfonic
despite
variations
location,
local
factors,
sampling
sites.
showed
presence
multiple
cyanotoxin
classes
wet,
summer
water.
Aflatoxin
identified
all
sites
(N1,
N2,
N3).
Duthuni,
Africa,
(P1,
P2,
P3)
exhibited
microginins
microcystins.
All
displayed
widespread
occurrence
anabaenopeptins,
aplysiatoxins,
aflatoxin,
microcolins,
marabmids
selected
summer.
In
conclusion,
untargeted
metabolome
analysis,
guided
by
GNPS,
proved
highly
effective
identifying
non-toxic
Язык: Английский
Biochemical and hematological characterization of pirarucu (Arapaima gigas Schinz, 1822) juveniles fed with different nutritional feeding systems
Acta Scientiarum Animal Sciences,
Год журнала:
2024,
Номер
46, С. e66797 - e66797
Опубликована: Апрель 4, 2024
The
aimed
of
this
study
was
to
evaluate
the
influence
dietary
protein
levels
on
biochemical
and
hematological
parameters
pirarucu
(Arapaima
gigas).
A
total
60
pirarucus
specimens
were
used
with
an
initial
average
weight
499
±
36
g
length
40.30
10.10
cm,
stocked
densities
four
per
fish
tank
network
48
m2
water
surface.
Feed
provided
three
times
a
day
(8
am,
1
6
pm),
five
different
crude
(CP)
in
diet:
34,
36;
38
40
45%
CP.
euthanized
at
310
experimental
days
8.0
1.0
kg
body
weight.
Blood
samples
collected
by
tail
vessel
venipuncture,
divided
into
two
aliquots
2
mL
for
determination
blood
count.
results
submitted
analysis
variance
regression
CP
levels,
showed
as
averages
followed
standard
deviation.
Orthogonal
contrasts
applied
verify
linear
quadratic
effects
5%
significance.
It
observed
that
referring
count,
given
erythrocytes,
hemoglobin,
packed
cell
volume,
MCV,
HCM,
CHCM,
glucose
proteins
no
differences
between
diets.
values
3.80
0.30
L-1,
triglycerides
shown
43.45
5.65
56.98
5.80
mg
dL-1,
respectively.
maximum
cholesterol
level
120.00
13.33
dL-1
obtained
35.4%
growth
phase.
Protein
diet
influenced
phase,
however,
they
did
not
other
parameters.
Язык: Английский
Cyanobacteria and cyanotoxins in the environment and water intakes: Reports, diversity of congeners, detection by mass spectrometry and their impact on health
Toxicon,
Год журнала:
2023,
Номер
238, С. 107589 - 107589
Опубликована: Дек. 30, 2023
Язык: Английский
Phytoplankton community response to water physicochemical characteristics under seasonal variation at the Ubol Ratana Dam, Khon Kaen, Thailand
Anchana Somdee,
Weeraput Butsat,
Theerasak Somdee
и другие.
Research Square (Research Square),
Год журнала:
2024,
Номер
unknown
Опубликована: Июль 17, 2024
Abstract
Water
eutrophication
is
a
significant
environmental
issue
that
impacts
aquatic
ecosystems
worldwide.
In
this
study,
we
aimed
to
investigate
the
relationships
among
water
physicochemical
characteristics,
phytoplankton
community,
and
cyanotoxins
in
Ubol
Ratana
Dam,
Khon
Kaen,
Thailand,
during
years
2022–2023
evaluate
between
changes
parameters
dynamics
of
community
under
seasonal
variations
Dam.
A
total
84
species
belonging
8
phyla
were
found
six
different
locations
reservoir.
Cyanobacteria
(Cyanophyta)
had
highest
cell
density
(84.06%),
with
Microcystis
aeruginosa
being
dominant
species.
terms
seasonality,
diversity
indices,
including
Shannon‒Wiener
evenness
values,
summer
lowest
rainy
season,
while
richness
remained
constant.
Interestingly,
was
greater
at
center
dam
outlet
stations
than
other
stations,
these
two
areas
also
nitrate
ammonium
concentrations.
Canonical
correspondence
analysis
(CCA)
explained
66.8%,
70.6%,
63.8%
variation
rainy,
winter,
seasons,
respectively.
This
indicates
factors
influenced
growth.
Correlation
revealed
abundance
cyanobacteria
positively
correlated
temperature
orthophosphate
content
negatively
content.
Overall,
nitrogen
concentration
mainly
governed
cyanobacterial
blooms.
These
results
suggest
significantly
influence
phytoplankton,
providing
valuable
insights
for
future
monitoring
Язык: Английский
Investigation of the Presence of Cyanotoxins, Nutrients and Composition of Phytoplankton Communities in the Bistritsa Dam in the Period 2017–2020
Lecture notes in networks and systems,
Год журнала:
2024,
Номер
unknown, С. 335 - 348
Опубликована: Ноя. 15, 2024
Язык: Английский
Mapping the Incidence of Infestation by Neoechinorhynchus buttnerae (Acanthocephala) Parasitizing Colossoma macropomum Raised in Fish Farms and the Relationship with Zooplankton Ostracods and Copepods
Veterinary Sciences,
Год журнала:
2024,
Номер
12(1), С. 6 - 6
Опубликована: Дек. 29, 2024
This
study
investigated
the
abundance
of
zooplankton
copepods
and
ostracods
taxonomic
groups
in
fish
farms
Rondônia's
Vale
do
Jamari
Centro-Leste
microregions
during
rainy
dry
seasons.
It
also
analyzed
correlation
between
zooplanktons
presence
acanthocephalan
parasites.
Conducted
41
November
2021
September
2023,
included
water,
zooplankton,
samples
from
196
Colossoma
macropomum.
The
results
showed
that
95%
had
infected
with
Neoechinorhynchus
buttnerae,
varying
parasitism
levels.
Georeferencing
revealed
higher
parasite
densities
municipalities
Ariquemes,
Monte
Negro,
Machadinho
Oeste,
Buritis
(Vale
Jamari),
as
well
Urupá,
Ji-Paraná,
Ouro
Preto
Teixeirópolis
(Centro-Leste),
clusters
heat
islands
latter
group.
Water
quality
parameters
were
suitable
for
raising
C.
could
serve
indicators
parasitic
infestations,
highlighting
importance
monitoring
communities.
approach
is
valuable
detecting
changes
artificial
ecosystems,
such
farms,
which
lead
to
significant
long-term
effects.
Язык: Английский
[RETRACTED] Short-term dynamics and growth parameters of cyanobacteria and microcystins in freshwater from the Sidi-Yacoub dam, North-east of Algeria
Biodiversitas Journal of Biological Diversity,
Год журнала:
2023,
Номер
24(10)
Опубликована: Ноя. 6, 2023
Abstract.
Boudjellab
ZE,
Ghannam
M,
Chaib
N,
Chekroud
Z.
2023.
Short-term
dynamics
and
growth
parameters
of
cyanobacteria
microcystins
in
freshwater
from
the
Sidi-Yacoub
dam,
North-east
Algeria.
Biodiversitas
24:
5598-5609.
The
study
aimed
to
establish
inventory
blue-green
algae
species
monitoring
monthly
evolution
their
specific
total
cell
biovolume
located
northwest
Algeria
February
2021
January
2022.
At
same
time,
a
assessment
particulate
dissolved
microcystin
concentrations,
chlorophyll
pigment
certain
physicochemical
has
been
conducted.
Eight
were
listed,
cited
descending
order
average
relative
abundance
are:
Microcystis
aeruginosa
(54.05%);
Oscillatoria
limosa
(23.68%);
Merismopedia
sp.
(8.34%);
Anabaena
cylindrica
(3.53%);
Aphanizomenon
(2.41%);
botrys
(2.66%);
Woronichinia
(2.95%)
Chroococcus
limneticus
(2.34%).
maximum
value
biovolume,
was
recorded
during
December
(27.4x106
µm3.L-1).
concentration
chlorophyll-a
phycocyanin
respectively
55.26
47.46
µg
L-1,
September
2021.
detected
where
mainly
cell-bound
form,
reaching
0.134
L-1
October
principal
component
analysis
shows
strong
positive
correlation
between
(MCP)
some
parameters.
M.
identified
as
primary
producer
found
eutrophic
waters
with
these
being
predominantly
maintained
an
intracellular
form
throughout
most
year.
Язык: Английский