Microorganisms,
Год журнала:
2024,
Номер
12(11), С. 2131 - 2131
Опубликована: Окт. 24, 2024
Anaerobic
fermentation
is
a
potentially
cost-effective
approach
to
disposing
of
metal-contaminated
biowaste
collected
during
phytoremediation.
However,
the
compound
heavy
metals
contained
in
may
limit
efficiency
anaerobic
fermentation.
In
this
study,
with
alfalfa
harvested
from
an
iron
tailing
as
feedstock
was
set
up
and
further
enhanced
by
granular
activated
carbon
(AC).
The
results
showed
that
adding
AC
improved
cumulative
biogas
yields
contaminated
(AM)
2.26
times.
At
peak
stage,
plenty
microbes
were
observed
on
surface
AC,
functional
groups
contributed
better
electron
transfer,
lower
metal
toxicity
higher
CH
Animals,
Год журнала:
2024,
Номер
14(6), С. 820 - 820
Опубликована: Март 7, 2024
This
experiment
aimed
to
investigate
whether
supplementation
of
calves
with
different
doses
oregano
essential
oil
(OEO)
could
promote
the
development
gastrointestinal
tract
and
enhance
immune
ability
by
regulating
rumen
microbiota.
Twenty-four
70-day-old
healthy
disease-free
Holstein
male
were
randomly
divided
into
four
groups,
control
group
fed
a
basal
diet,
treatment
provided
4
g,
6
8
g
per
day
in
addition
diet.
After
14-day
pre-test,
56-day
formal
test
was
conducted.
At
days
0
56
standard
period,
weighed,
average
daily
weight
gain
during
period
calculated,
serum
samples
collected
measure
concentration
immunoglobulins
(IgA,
IgG,
IgM)
serum;
at
fluid
from
calves,
16SrRNA
sequenced
analyze
changes
microbiota
calves.
The
analyzed
sequencing.
results
study
showed
that
(1)
OEO
significantly
increased
end
(
Journal of Dairy Science,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 1, 2025
At
the
heart
of
degradation
complex
organic
matter
within
rumen
are
its
microbes.
These
microbes
can
convert
unusable
into
useable
protein
and
energy
sources
therefore
directly
influence
animal's
health,
performance
utilization
feed.
As
such,
understanding
stochastic
deterministic
factors
that
contribute
toward
microbial
assembly
persistence
provide
valuable
information
developing
methods
to
improve
animal
performance,
nutrient
through
microbiome
modulation.
In
this
review,
we
describe
how
ecological
concepts
such
as
colonization
history,
priority
effects
historical
contingency
may
community
in
turn
impact
composition
function.
Additionally,
discuss
be
used
develop
novel
strategies
microbiomes
with
long-term
benefits
host
ruminant.
Finally,
current
knowledge
gaps
research
associated
host-microbe
interactions
propose
potential
opportunities
for
future
studies
health
productivity.
Agriculture,
Год журнала:
2025,
Номер
15(7), С. 739 - 739
Опубликована: Март 30, 2025
The
objective
of
this
study
was
to
investigate
the
effects
different
rice
varieties
on
in
vitro
rumen
fermentation
characteristics,
microbial
community,
and
metabolite
profile
straw.
inbred
variety
Zhongjiazao
17
(Z17)
hybrid
Ruiliangyou
1053
(R1053)
were
selected
as
two
test
varieties.
Each
subjected
for
72
h,
with
five
replicates
conducted
each.
results
showed
that
R1053
had
higher
values
total
gas
production,
dry
matter
digestibility,
volatile
fatty
acids
(VFA),
individual
VFA
compared
Z17.
Additionally,
exhibited
diversity
indices,
including
Chao1,
observed
species,
PD
whole
tree,
Shannon
index,
Z17
group
relative
abundances
Verrucomicrobiota,
Chloroflexi,
Saccharofermentans,
Probable
genus
10,
Lachnospiraceae
AC2044
group.
In
contrast,
abundance
Patescibacteria.
Analysis
similarities
(ANOSIM)
confirmed
a
significant
difference
between
groups
(R
=
0.8160,
p
0.005).
Metabolomic
analysis
identified
nine
differential
metabolites,
four
upregulated
This
demonstrates
has
utilization
value
than
Z17,
which
is
closely
associated
microbes
metabolites.
provides
new
insights
into
efficient
straw
ruminants
from
microbiological
metabolomic
perspectives.
