Characterization of modified rape straw biochar in immobilizing Aspergillus sydowii W1 pellets and evaluation on its role as a novel composite for di(2-ethylhexyl) phthalate degradation
Journal of Hazardous Materials,
Год журнала:
2025,
Номер
489, С. 137533 - 137533
Опубликована: Фев. 7, 2025
Язык: Английский
Uncharacterized members of the phylum Rozellomycota dominate the fungal community of a full-scale slow sand filter for drinking water production.
Water Research,
Год журнала:
2025,
Номер
279, С. 123447 - 123447
Опубликована: Март 8, 2025
Slow
sand
filters
(SSFs)
for
drinking
water
production
are
habitats
diverse
microbes
from
multiple
domains
of
life,
which
integral
to
the
ability
SSFs
purify
water.
While
cultivation-independent
analyses
prokaryotic
communities
have
provided
valuable
insights,
little
attention
has
been
paid
fungi
inhabiting
SSFs.
This
study
characterized
fungal
in
biofilm
one
established,
inoculated
and
non-inoculated
SSF.
The
removal
top-layer
("scraping")
allowed
top
subsurface
layers
be
analyzed
using
amplicon
sequencing
ITS2
region
rRNA
genes.
SSF
contained
dominated
by
phylum
Ascomycota
(43.5-75.6
%).
After
scraping,
high
abundances
(>70
%)
Rozellomycota
were
revealed
established
filter.
These
also
detected
an
filter,
but
not
a
suggesting
potential
dispersal
new
inoculation.
sequences
potentially
represented
6
different
order-level
clades,
with
most
being
related
previously
observed
Branch03
Rozellomycota.
Their
roles
function
unknown
may
indicator
bacteria
as
this
includes
parasites
grazing
eukaryotes.
Fungi
known
constitute
microbial
risk
or
contribute
micropollutant
biodegradation
low
abundance
only
sporadically
detected.
Lifestyle
traits
could
predicted
61.8
%
biofilm;
these
saprotrophic
microfungi
yeasts.
presents
overview
composition
full-scale
SSF,
their
interactions
quality.
It
highlights
need
more
knowledge
regarding
ecology
"dark
matter"-fungi,
such
Rozellomycota,
accessible
societally
relevant
environment
future
research
microbes.
Язык: Английский
Optimizing the Nitrogen Removal Efficiency of an Intermittent Biological Sponge Iron Reactor by Immobilizing Aerobic Denitrifying Bacteria in the Biological Sponge Iron System
Jing Li,
Jie Li,
Yae Wang
и другие.
Water,
Год журнала:
2025,
Номер
17(9), С. 1308 - 1308
Опубликована: Апрель 27, 2025
This
study
investigates
the
enhancement
of
nitrogen
removal
performance
in
an
intermittent
biological
sponge
iron
system
(BSIS)
through
immobilization
aerobic
denitrifying
bacteria.
The
aim
is
to
improve
efficiency
simultaneous
nitrification
and
denitrification
(SND)
BSIS
by
optimizing
microbial
community
involved
conversion.
technique
not
only
stabilizes
activity
abundance
bacteria,
but
also
promotes
a
more
efficient
process.
optimal
material
ratio
polyvinyl
alcohol–sodium
alginate
gel
beads
was
determined
as
10
g/100
mL
PVA,
4
SA,
2
CaCl2,
bacterial
suspension,
achieving
maximum
NO3−-N
rate
91.73%.
A
response
surface
model
(RSM),
established
for
operational
conditions,
(shaker
speed,
temperature,
pH)
showed
high
fitting
degree
(R2
=
0.9960)
predicted
conditions
109.24
rpm,
23.6
°C,
pH
7.9.
Compared
R1
(47.82%),
R3
achieved
higher
average
total
(TN)
95.49%,
following
addition
immobilized
bacteria
BSIS.
Язык: Английский