The role of carbon and nitrogen ratio on sewage sludge microbiota for producing polyhydroxyalkanoates
Journal of Environmental Management,
Год журнала:
2025,
Номер
375, С. 124240 - 124240
Опубликована: Янв. 29, 2025
The
products
of
an
advanced
sewage
sludge
fermentation
process
can
be
used
to
generate
polyhydroxyalkanoates
(PHAs),
precursors
bioplastics
considered
excellent
candidates
for
replacing
petroleum-derived
plastics.
aerobic
feast-anoxic
famine
cycling
strategy
has
proven
efficient
method
enriching
microbiota
with
PHA-producing
microorganisms.
This
work
evaluated
the
effect
different
carbon
nitrogen
ratios
(C/N)
3.5,
2,
and
1
g
COD/g
N
modulating
structure
improve
PHA
production.
study
was
executed
on
a
pilot
plant
scale
using
wasted
activated
as
organic
source
derived
from
oxic-settling
anaerobic
that
collects
wastewater
various
facilities
at
University
Palermo
campus.
production
performance
monitored
over
three
experimental
periods
characterized
by
C/N
ratio.
results
showed
lower
reduced
20,
24,
26
%
w/w
PHAs
COD/N
values
1,
3.5
N,
respectively.
In
parallel,
metataxonomic
analysis
revealed
higher
abundance
microorganisms
ratio
such
Proteobacteria,
specifically
Betaproteobacteria.
addition,
increase
in
fungal
diversity
decrease
decreased.
Thus,
these
findings
demonstrate
utility
metataxonomics
elucidating
relationships
between
operating
conditions,
bacterial
achievement
specific
outputs.
insights
gained
this
demonstrated
positive
correlation
ratios,
microorganisms,
yields.
Язык: Английский
Correlation analysis and exposure risk assessment of aerosols during the micro-nano bubble aeration process in wastewater
Journal of Water Process Engineering,
Год журнала:
2025,
Номер
71, С. 107362 - 107362
Опубликована: Фев. 26, 2025
Язык: Английский
Assessment of some biological properties of soils across selected farming communities of Southern and Northern Nigeria
Research Square (Research Square),
Год журнала:
2025,
Номер
unknown
Опубликована: Март 6, 2025
Abstract
Background
and
Aims:
This
study
examines
the
impact
of
soil
biological
parameters
on
agricultural
productivity
sustainability
across
Nigeria's
diverse
climates.
Materials
Methods:
A
multistage
sampling
method
was
adopted
to
collect
108
samples
from
four
southern
northern
Nigeria
locations,
three
communities,
farmers'
fields
replicated
times
in
a
Complete
Randomized
Block
Design
(RCBD).
Each
sample
analyzed
for
initial
physicochemical
some
selected
microbial
properties.
Results:
In
humid
regions,
activity
high
Location
1
(L1),
with
bacterial
densities
reaching
12.31
x
10
7
CFU/ml
associated
fungal
yeast
at
1.55
10
6
SFU/ml
5.08
counts,
respectively.
indicates
bacterial-dominated
ecosystem
favourable
rapid
nutrient
cycling,
although
it
may
risk
structure
over
long
term
if
unmanaged.
Conversely,
3
(L3)
drier
areas
showed
less
9.83
but
higher
populations.
suggests
more
environment
that
could
enhance
cycling
structure,
which
is
essential
arid
regions.
The
also
investigated
how
environmental
factors
farming
practices
influence
balances
through
hierarchical
clustering
analysis.
Clusters
like
L3C1F2
L3C2F3
demonstrated
balanced
ecosystems
substantial
populations,
supporting
robust
health.
Conclusion:
research
highlights
need
precise,
region-specific
accommodate
local
profiles
optimize
crop
yields
sustain
health,
enhancing
food
security
economic
stability
Nigeria.
Язык: Английский
Gut Mycobiome: Latest Findings and Current Knowledge Regarding Its Significance in Human Health and Disease
Journal of Fungi,
Год журнала:
2025,
Номер
11(5), С. 333 - 333
Опубликована: Апрель 22, 2025
The
gut
mycobiome,
the
fungal
component
of
microbiota,
plays
a
crucial
role
in
health
and
disease.
Although
fungi
represent
small
fraction
ecosystem,
they
influence
immune
responses,
homeostasis,
disease
progression.
mycobiome’s
composition
varies
with
age,
diet,
host
factors,
its
imbalance
has
been
linked
to
conditions
such
as
inflammatory
bowel
(IBD)
metabolic
disorders.
Advances
sequencing
have
expanded
our
understanding
fungi,
but
challenges
remain
due
methodological
limitations
high
variability
between
individuals.
Emerging
therapeutic
strategies,
including
antifungals,
probiotics,
fecal
microbiota
transplantation,
dietary
interventions,
show
promise
require
further
study.
This
review
highlights
recent
discoveries
on
interactions
bacteria,
disease,
potential
clinical
applications.
A
deeper
contributions
will
help
develop
targeted
microbiome-based
therapies.
Язык: Английский
Transcription factors Fst8, Ftr3 and Gat1 are regulators of the immune system of the mushroom Schizophyllum commune
Erik P. W. Beijen,
Marieke H. van Maanen,
Esther S. van den Bergh
и другие.
Fungal Genetics and Biology,
Год журнала:
2025,
Номер
unknown, С. 103987 - 103987
Опубликована: Апрель 1, 2025
Язык: Английский
Endophytic Fungi Co-Culture: An Alternative Source of Antimicrobial Substances
Microorganisms,
Год журнала:
2024,
Номер
12(12), С. 2413 - 2413
Опубликована: Ноя. 25, 2024
Antimicrobial
resistance
is
becoming
a
critical
issue
due
to
the
widespread
and
indiscriminate
use
of
antibiotics
antifungals
treat
common
infections,
leading
growing
shortage
effective
drugs.
Moreover,
increase
in
antimicrobial
enhancing
pathogenicity
virulence
various
pathogens.
Microorganisms
are
key
sources
chemically
diverse
specialized
metabolites,
which
produced
final
stages
their
growth
cycle.
These
metabolites
hold
significant
value
chemical,
pharmaceutical,
agrochemical
industries.
One
major
challenges
researchers
face
this
field
frequent
isolation
already-known
substances
when
classical
protocols
used.
To
address
this,
several
innovative
strategies
have
been
developed.
The
co-culture
approach
powerful
tool
for
activating
silent
biosynthetic
gene
clusters,
as
it
simulates
natural
microbial
environments
by
creating
artificial
communities.
This
method
has
shown
promising
results,
with
new
compounds
being
isolated
yields
target
improved.
In
context,
review
provides
examples
obtained
from
co-cultures
endophytic
fungi,
conducted
both
liquid
solid
media.
Additionally,
discusses
advantages
technique.
Significance
Impact
Study:
Microbial
valuable
strategy
discovering
products
activity,
well
scaling
up
production
substances.
aims
summarize
important
endophyte
highlights
potential
fungi
pharmacological
applications.
Язык: Английский
Role of grass endophytic fungi as a natural resource of bioactive metabolites
Archives of Microbiology,
Год журнала:
2024,
Номер
206(10)
Опубликована: Сен. 26, 2024
Язык: Английский
The expansion of fungal organisms in environmental biotechnology
Current Opinion in Biotechnology,
Год журнала:
2024,
Номер
90, С. 103217 - 103217
Опубликована: Окт. 24, 2024
Язык: Английский
Agricultural Relevance of Fungal Mycelial Growth-Promoting Bacteria: Mutual Interaction and Application
Microbiological Research,
Год журнала:
2024,
Номер
290, С. 127978 - 127978
Опубликована: Ноя. 20, 2024
Язык: Английский
Diversified Cropping of Grains and Atractylodes lancea (Thunb.) DC. Enhances Ecological Benefits of Agroecosystems
Agriculture,
Год журнала:
2024,
Номер
14(12), С. 2327 - 2327
Опубликована: Дек. 19, 2024
Crop
diversification
is
pivotal
in
sustainable
agriculture,
influencing
soil
microbial
communities
and
nutrient
cycling
functions.
Yet,
the
impacts
of
incorporating
medicinal
plants
into
crop
strategies
on
functional
characteristics
these
remain
understudied.
This
research
elucidates
benefits
diversified
cropping
systems
by
assessing
content,
diversity
composition
microorganisms,
abundance
genes
involved
carbon
(C),
nitrogen
(N)
phosphorus
(P)
cycling,
overall
agricultural
productivity;
collectively
referred
to
as
ecological
benefits.
The
experimental
design
included
four
treatment
groups:
(1)
continuous
maize
(Zea
mays
L.)
cultivation
(MC);
(2)
maize–A.
lancea
(Atractylodes
Thunb.)
intercropping
(MA);
(3)
maize–sorghum
(Sorghum
bicolor
rotation
(MS);
(4)
combined
with
sorghum
(MSA).
Findings
indicate
that
treatments
significantly
enhance
alpha
bacterial
over
fungal
communities.
NH4+
NO3−
predominantly
influence
communities,
a
notable
increase
relative
Acidobacteriota,
Gemmatimonadota,
Chloroflexi.
Compared
MC
treatment,
MA
MSA
increased
C
(121.44%,
294.26%),
N
(206.57%,
P
(112.02%,
225.84%)
genes.
inverse
variance
weighting
evaluation
demonstrates
that,
compared
MS
(5.34)
(8.15)
boost
Overall,
diversifying
A.
grains
can
soil.
study
offers
new
perspectives
planting,
particularly
terms
species
selection
practical
combinations
farmland.
Язык: Английский