Scientific African,
Journal Year:
2024,
Volume and Issue:
25, P. e02323 - e02323
Published: July 14, 2024
This
study
evaluated
catabolic
gene
expression
as
an
index
of
hydrocarbon
breakdown
in
ultisol
treated
with
Bacillus
altitudinis-Cropped
Biofertilizers
derived
from
Biosolid
and
Brewer
Spent
Grain
(BSG)
using
phenotypic
molecular
methods.
We
observed
significant
reductions
Total
Petroleum
Hydrocarbons
(TPH)
concentrations
both
amendments,
albeit
the
biosolid
based
amendment
was
markedly
more
effective.
Concurrently,
there
a
substantial
increase
hydrocarbon-degrading
bacteria.
Notably,
bulk
Operational
Taxonomic
Units
(OTUs)
(95.77
%)
BSG
(93.00
amended
Ultisol
were
Proteobacteria,
Acidobacteria,
Actinobacteria,
Planctomycetes,
which
are
key
players
bioremediation.
presence
eleven
genes
through
M5nr
analysis.
These
encompass
essential
catalysts
for
aliphatic
degradation
desulfurization.
these
enzymes/genes
include
Bacterial
Flavin-bound
Monooxygenase
(AlmA),
Alkane
(AlkM),
Alpha
Ketoglutarate
Dependent
Dioxygenase
(alkB),
Propane
(PrM),
Cytochrome
P450
(cP450),
Methane
Monooxygenase/Ammonia
(MMO/AMO)
subunits
A,
B,
C,
Sulfonate
(ssuD),
Sulfonates
Transport
System
Permease
Protein
(ssuC),
Dibenzothiophene
(dszC),
Dibenzothiophene-Sulfone
(dszA),
Dibenzothiophene-5,5-Dioxide
(dszB).
play
pivotal
roles
hydrocarbons
Interestingly,
unique
patterns
each
amendment,
Actinomycetales
Bulkhoderiales
orders
expressing
majority
identified
genes.
findings
have
revealed
amendment-specific
microbial
genetic
alterations
and,
diversity
potential
annotated
induced
by
(biosolid
amendments)
effective
remediation
hydrocarbon-contaminated
soils.
Biomolecules,
Journal Year:
2023,
Volume and Issue:
13(10), P. 1515 - 1515
Published: Oct. 12, 2023
This
comprehensive
review
examines
iturin,
a
cyclic
lipopeptide
originating
from
Bacillus
subtilis
and
related
bacteria.
These
compounds
are
structurally
diverse
possess
potent
inhibitory
effects
against
plant
disease-causing
bacteria
fungi.
Notably,
Iturin
A
exhibits
strong
antifungal
properties
low
toxicity,
making
it
valuable
for
bio-pesticides
mycosis
treatment.
Emerging
research
reveals
additional
capabilities,
including
anticancer
hemolytic
features.
finds
applications
across
industries.
In
food,
iturin
as
biosurfactant
serves
beyond
surface
tension
reduction,
enhancing
emulsions
texture.
Biosurfactants
significant
in
soil
remediation,
agriculture,
wound
healing,
sustainability.
They
also
show
promise
Microbial
Enhanced
Oil
Recovery
(MEOR)
the
petroleum
industry.
The
pharmaceutical
cosmetic
industries
recognize
iturin's
properties,
such
antibacterial,
antifungal,
antiviral,
anticancer,
anti-obesity
effects.
Cosmetic
span
emulsification,
anti-wrinkle,
antibacterial
use.
Understanding
structure,
synthesis,
gains
importance
advances.
focuses
on
emphasizing
structural
characteristics,
production
methods,
biological
effects,
It
probes
potential,
antiviral
efficacy,
cancer
treatment
capabilities.
explores
petroleum,
pharmaceuticals,
cosmetics,
considering
recent
developments,
challenges,
prospects.
Ecotoxicology and Environmental Safety,
Journal Year:
2024,
Volume and Issue:
280, P. 116543 - 116543
Published: June 3, 2024
Nowadays,
petroleum
hydrocarbon
pollution
is
one
of
the
most
widespread
types
contamination
that
poses
a
serious
threat
to
both
public
health
and
environment.
Among
various
physicochemical
methods,
bioremediation
an
eco-friendly
cost-effective
way
eliminate
pollutants.
The
successful
degradation
all
components
achievement
optimal
efficiency
are
necessary
for
success
this
process.
Using
potential
microbial
consortia
with
rich
metabolic
networks
promising
strategy
addressing
these
challenges.
Mixed
communities,
comprising
fungi
bacteria,
exhibit
diverse
synergistic
mechanisms
degrade
complex
contaminants,
including
dissemination
bacteria
by
fungal
hyphae,
enhancement
enzyme
secondary
metabolites
production,
co-metabolism
Compared
pure
cultures
or
either
different
studies
have
shown
increased
particular
contaminants
when
combined
fungal-bacterial
treatments
applied.
However,
antagonistic
interactions,
like
competition,
production
inhibitors
toxins
can
observed
between
members.
Furthermore,
optimizing
environmental
factors
(pH,
temperature,
moisture,
initial
contaminant
concentration)
essential
consortium
performance.
With
advancements
in
synthetic
biology
gene
editing
tools,
it
now
feasible
design
stable
robust
artificial
systems.
This
review
presents
overview
using
communities
removal
pollutants
focusing
on
pathways,
their
interactions.
It
also
highlights
new
strategies
constructing
consortia,
as
well
challenges
currently
faced
future
perspectives
applying
bioremediation.
