Microbial mechanism of naturally formed stable partial nitrification in sequencing batch biofilm reactors
Journal of environmental chemical engineering,
Год журнала:
2025,
Номер
unknown, С. 116384 - 116384
Опубликована: Март 1, 2025
Язык: Английский
Archaea show different geographical distribution patterns compared to bacteria and fungi in Arctic marine sediments
mLife,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 24, 2025
Abstract
Microorganisms
dominate
marine
environments
in
the
polar
oceans
and
are
known
to
harbor
greater
diversity
abundance
than
was
once
thought,
yet,
little
is
about
their
biogeographic
distribution
patterns
sediments
at
a
broad
spatial
scale.
In
this
study,
we
conducted
extensive
sampling
of
along
latitudinal
transect
spanning
2500
km
from
Bering
Sea
Arctic
Ocean
investigate
geographical
bacteria,
archaea,
fungi.
Our
findings
revealed
that
community
similarities
bacteria
fungi
decay
similar
rates
with
increasing
distance
(slope:
−0.005
−0.002),
which
much
lower
rate
archaeal
communities
−0.012).
Notably,
microbial
richness
composition
showed
significant
differences
region
75−80°N
compared
other
regions
60−75°N.
Salinity,
temperature,
pH,
ammonium
nitrogen,
total
organic
carbon
key
factors
significantly
affect
variations.
Furthermore,
bacterial
co‐occurrence
networks
more
complex
interactions
but
modularity
fungal
counterparts.
This
study
provides
crucial
insights
into
will
be
critical
for
better
understanding
global
ecological
functions.
Язык: Английский
Impact of carbon/nitrogen ratio on sequencing batch biofilm reactors initiated with different seed sludges for treating actual mariculture effluents
Bioresource Technology,
Год журнала:
2024,
Номер
417, С. 131838 - 131838
Опубликована: Ноя. 16, 2024
Язык: Английский
Rare bacterial and fungal taxa respond strongly to combined inorganic and organic fertilization under short-term conditions
Applied Soil Ecology,
Год журнала:
2024,
Номер
203, С. 105639 - 105639
Опубликована: Сен. 13, 2024
Язык: Английский
Microbial Diversity, Functional Genomics and Antibiotic Resistance in Integrated Chicken and Fish Farming Systems in Bangladesh
S. M. Kador,
Jannatul Ferdus Shila,
Sinthea Afrin
и другие.
Research Square (Research Square),
Год журнала:
2024,
Номер
unknown
Опубликована: Сен. 18, 2024
Abstract
The
Integrated
Fish
Farming
(IFF)
system,
practiced
in
Bangladesh
for
its
economic
benefits
and
resource
efficiency,
requires
an
understanding
of
microbial
diversity,
functional
genomics,
antimicrobial
resistance
to
optimize
efficiency
sustainability.
This
study
delves
into
the
compositions,
antibiotic
within
diverse
environmental
samples
using
16S
rRNA
sequencing
KEGG
pathway
analysis.
taxonomic
analysis
revealed
a
community
comprising
2838
OTUs,
with
Bacteria
(99.81%)
dominating
over
Archaea
(0.19%).
Sediment
exhibited
highest
archaeal
primarily
consisting
Euryarchaeota,
Parvarchaeota,
Crenarchaeota.
Bacterial
diversity
encompassed
70
phyla,
Firmicutes
being
predominant,
particularly
chicken
gut
samples.
Notable
bacterial
genera
included
Lactobacillus
Weissella.
Alpha
highlighted
significant
richness
sediment
fish
intestine
samples,
while
beta
Bray-Curtis
PCoA
indicated
distinct
compositions
across
sample
types.
Functional
genomic
metabolic
genes
as
most
predominant
all
focusing
on
amino
acid,
carbohydrate,
energy
metabolism.
Noteworthy
pathways
ribosome
biogenesis
ABC
transporters,
abundant
feed
Antibiotic
susceptibility
testing
55
isolates
demonstrated
high
rates,
notably
against
Tetracyclines
Fluoroquinolones,
Escherichia
coli
Proteus
mirabilis
exhibiting
resistance.
identified
through
pathways,
such
bcrC
vanX,
were
indicating
profiles.
comprehensive
profiling
underscores
complex
ecosystems
various
dominance
these
environments,
concerning
levels
among
common
pathogens.
These
findings
emphasize
need
ongoing
surveillance
targeted
interventions
mitigate
spread
communities.
is
first
country
reveal
genomics
Chicken
settings.
Язык: Английский
Global warming facilitated environmental change effects on CO2 releasing microbes in Antarctic sediments
Research Square (Research Square),
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 14, 2024
Abstract
Rapid
melting
of
the
Western
Antarctic
Peninsula
(WAP)
glaciers
is
a
compelling
piece
evidence
how
climate
change
affects
our
planet.
This
study
investigated
impact
global
warming-facilitated
environmental
on
microbial
community
structure
and
function
by
subjecting
sediments
sampled
near
Fourcade
Glacier
in
Potter
Cove,
WAP,
to
temperature
gradient
supply
metabolic
nutrients
relevant
for
fate
carbon
marine
ecosystems.
We
found
that
(i)
as
key
driver
will
significantly
structure,
but
ecological
functions
supported
fresh
from
glacial
meltwater
prevail;
(ii)
keystone
species
responsible
specialized
are
metabolically
flexible,
persisting
2°C
25°C;
(iii)
addition
species,
warming
activate
certain
hitherto
inactive
endogenous
microorganisms
response
either
changes
or
nutrient
flux
sustain
ecosystem
functions.
Our
presents
sediment
microbiome
resilience
strong
shifts,
thereby
adding
another
layer
nature’s
adaptability
warming.
Язык: Английский
Enhanced printing and dyeing wastewater treatment using anaerobic-aerobic systems with bioaugmentation
Journal of Hazardous Materials,
Год журнала:
2024,
Номер
486, С. 136982 - 136982
Опубликована: Дек. 24, 2024
Язык: Английский