Biosurfactant-based silver nanoparticles: Recent advances and their applications in antimicrobial drug resistance
Journal of Drug Delivery Science and Technology,
Год журнала:
2024,
Номер
92, С. 105382 - 105382
Опубликована: Янв. 19, 2024
Язык: Английский
Isolation, identification, and characterization of potential biosurfactant-producing bacteria from processing wastewater for the development of eco-friendly green technology
Bioresource Technology Reports,
Год журнала:
2024,
Номер
25, С. 101763 - 101763
Опубликована: Янв. 25, 2024
Язык: Английский
Biosurfactant-enhanced bioremediation of petroleum sludge: Unveiling the potential of Enterobacter cloacae AR-IASST (01)
Next Sustainability,
Год журнала:
2024,
Номер
3, С. 100034 - 100034
Опубликована: Янв. 1, 2024
Petroleum
sludge
is
accidentally
released
in
oil
fields
and
refineries,
which
can
harm
the
environment
because
it
contains
emerging
contaminants
such
as
PAHs,
BTEX
components,
heavy
metals,
asphaltenes.
This
study
developed
a
method
to
eliminate
petroleum
sludge-related
using
novel
bacterium,
AR-IASST
(01),
produce
biosurfactants
(surface
tension
reduced
26.4
mN/m).
The
potential
bacterium
was
Gram-negative,
molecular
characterization
revealed
that
belongs
Enterobacter
cloacae
with
positive
oxidase,
catalase,
gelatin,
hemolytic,
negative
glucose
fermentation
tests.
After
five
days
of
culture
incubation,
degradation
86.9%
achieved,
biosurfactant
production
also
observed
during
process.
peak
numbers
GC-MS
analysis
were
from
184
13
treated
sample,
indicating
complete
PAHs
sludge.
identified
rhamnolipid
nature.
emulsified
well
several
oils,
an
E24
100%
achieved
against
crude
oil.
stable
across
wide
temperature
salt
concentration
range,
though
sensitive
highly
acidic
conditions.
Furthermore,
bacterial
treatment
found
remove
metals
viz.
nickel
(Ni),
zinc
(Zn),
lead
(Pb),
iron
(Fe),
chromium
(Cr),
copper
(Cu)
sample.
Thus,
current
demonstrates
potent
be
widely
used
restore
sludge-contaminated
sites.
Язык: Английский
Larvicidal and anti-termite activities of microbial biosurfactant produced by Enterobacter cloacae SJ2 isolated from marine sponge Clathria sp.
Scientific Reports,
Год журнала:
2023,
Номер
13(1)
Опубликована: Сен. 13, 2023
The
widespread
use
of
synthetic
pesticides
has
resulted
in
a
number
issues,
including
rise
insecticide-resistant
organisms,
environmental
degradation,
and
hazard
to
human
health.
As
result,
new
microbial
derived
insecticides
that
are
safe
for
health
the
environment
urgently
needed.
In
this
study,
rhamnolipid
biosurfactants
produced
from
Enterobacter
cloacae
SJ2
was
used
evaluate
toxicity
towards
mosquito
larvae
(Culex
quinquefasciatus)
termites
(Odontotermes
obesus).
Results
showed
dose
dependent
mortality
rate
observed
between
treatments.
48
h
LC50
(median
lethal
concentration)
values
biosurfactant
were
determined
termite
following
non-linear
regression
curve
fit
method.
larvicidal
activity
anti-termite
with
value
(95%
confidence
interval)
26.49
mg/L
(25.40
27.57)
33.43
(31.09
35.68),
respectively.
According
histopathological
investigation,
treatment
caused
substantial
tissue
damage
cellular
organelles
termites.
findings
study
suggest
by
E.
is
an
excellent
potentially
effective
agent
controlling
Cx.
quinquefasciatus
O.
obesus.
Язык: Английский
Biological treatment of triclosan using a novel strain of Enterobacter cloacae and introducing naphthalene dioxygenase as an effective enzyme
Journal of Hazardous Materials,
Год журнала:
2023,
Номер
459, С. 131833 - 131833
Опубликована: Июнь 12, 2023
Язык: Английский
Compartive Studies and Production of Biosurfactant by Bacillus tequilensis KM15 from Marine/Salt Water /Brackish Water Species and Freshwater Fish Wastes as a Substrate
International Journal of Biological and Environmental Investigations,
Год журнала:
2024,
Номер
10(1), С. 345 - 354
Опубликована: Янв. 1, 2024
In
this
study,
isolation,
and
screening
of
potential
biosurfactant
activity
by
Bacillus
tequilensis
KM15
from
freshwater
marine
water
fish
waste
samples
(scales)
were
successfully
done.Amongst
the
15
samples,
1
(Mrigal
carp)
scales
(Indo
pacific
king
Mackerel)
selected
for
optimization
enhanced
production
activity.The
highest
most
promising
producers
is
scales.Further
studies
like
temperature,
pH,
Scales
percentage,
nutrient
(Carbon
Nitrogen)
supplements
showed
significant
results
with
treated
samples.When
compared
to
more
productivity.The
optimum
values
pH
at
7
(466
mg/l),
Temperature
30
o
C
(482
percentage
3%
(450
Nitrogen
Carbon
g/l
426
mg/l)
which
shown
production.Therefore,
can
potentially
produce
levels
under
these
optimized
conditions
using
as
a
substrate.
Язык: Английский
Purification and Structural Characterization of an Antimicrobial Compound, Lipoxazolidinone a Produced by a Lactobacillus Apis YMP3
Biosciences Biotechnology Research Asia,
Год журнала:
2023,
Номер
20(1), С. 307 - 315
Опубликована: Март 30, 2023
ABSTRACT:
Strains
of
Vibrio
cholerae
are
one
among
the
most
causative
and
serious
disease
causing
human
pathogenic
agents,
its
infections
caused
mostly
by
ingesting
contaminated
water
and/or
food.
According
to
recent
estimates,
between
1.3
4.0
million
individuals
infected
all
around
world
every
year.
The
lactic
acid
bacteria
an
important
class
probiotics
microbes
have
their
ability
produce
diversified
bioactive
compounds,
hence
this
study
focused
on
identification
a
promising
antimicrobial
agent
from
Lactobacillus
apis
YMP3.
This
strain
was
cultured
MRS
broth
cell
free
supernatant
ethyl
acetate
extracted
for
agent.
crude
extract
further
purified
with
C18
silica
gel
column
chromatography
structurally
characterized
FT-IR,
NMR,
GC
MS/MS
spectrum.
chemistry
compound
confirmed
as
Lipoxazolidinone
A
which
has
IUPAC
name
(2E)-5-butyl-2-[(E)-4-methyl-2-oxoundec-3-enylidene]-1,3-oxazolidin-4-one.
is
first
report
produced
bacterium,
L.
YMP3
originally
isolated
yoghurt.
finding
expands
scope
identifying
more
compounds
probiotic
sp.,
further,
systematic
procedure
purification
stood
baseline
data
elaborate
therapeutic
studies
in
future.
Язык: Английский