New perspectives on biomass conversion and circular economy based on Integrated Algal-Oil Palm Biorefinery framework for sustainable energy and bioproducts co-generation
Industrial Crops and Products,
Год журнала:
2024,
Номер
213, С. 118452 - 118452
Опубликована: Апрель 4, 2024
Язык: Английский
Advances and challenges in polyhydroxyalkanoates (PHA) production using Halomonas species: A review
International Journal of Biological Macromolecules,
Год журнала:
2025,
Номер
unknown, С. 142850 - 142850
Опубликована: Апрель 1, 2025
Язык: Английский
Review on Biodegradable Aliphatic Polyesters: Development and Challenges
Macromolecular Rapid Communications,
Год журнала:
2024,
Номер
unknown
Опубликована: Окт. 24, 2024
Abstract
Biodegradable
polymers
are
gaining
attention
as
alternatives
to
non‐biodegradable
plastics
address
environmental
issues.
With
the
rising
global
demand
for
plastic
products,
development
of
non‐toxic,
biodegradable
is
a
significant
topic
research.
Aliphatic
polyester,
most
common
notable
its
semi‐crystalline
structure
and
can
be
synthesized
from
fossil
fuels,
microbial
fermentation,
plants.
Due
great
properties
like
being
lightweight,
biodegradable,
biocompatible,
aliphatic
polyesters
used
in
packaging,
medical,
agricultural,
wearable
devices,
sensors,
textile
applications.
The
biodegradation
rate,
crucial
polymers,
discussed
this
review
it
influenced
by
their
structural
conditions.
This
discusses
currently
available
polyesters,
emerging
applications,
challenges
commercialization.
As
research
area
grows,
emphasizes
innovation
role
advancing
sustainability.
Язык: Английский
Exploring the Poly(3-hydroxybutyrate-co-3-hydroxyvalerate) Production Potential of Total Petroleum Hydrocarbon Degrading Bacteria Using Oily Sludge Waste as Feedstock
ACS ES&T Engineering,
Год журнала:
2024,
Номер
4(7), С. 1622 - 1634
Опубликована: Июнь 13, 2024
Though
bioremediation
of
hazardous
petroleum
refinery
waste
(oily
sludge)
has
been
practiced
for
the
last
few
decades,
present
study
proposes
to
obtain
polyhydroxyalkanoate
(PHA)-based
bioplastic
polymer
from
it
as
a
valuable
byproduct
parallel
its
treatment.
In
study,
nine
fast-growing
and
sodium
benzoate
degrading
bacterial
strains
belonging
genera
Achromobacter,
Pseudomonas,
Acinetobacter,
Ochrobactrum,
Pannonibacter
were
found
be
PHA-positive.
The
screened
cultures
showed
total
hydrocarbon
(TPH)
degradation
in
range
31%
91%
1%
oily
sludge
containing
medium
could
accumulate
PHA
50%
92%.
Fourier
Transform
Infrared
(FTIR)
interferogram
extracted
represented
PHA-related
functional
groups,
while
proton
nuclear
magnetic
resonance
(HNMR)
spectra
chemical
shifts
corresponding
−CH3
3HB
(0.88
ppm)
3HV
(1.5
monomers,
thus
confirming
poly(3-hydroxybutyrate-co-3-hydroxyvalerate)
or
P(3HB-co-3HV).
thermal
features
P(3HB-co-3HV)
such
low
melting
temperature
(Tm)
%
crystallinity
(%Xc)
are
industrially
more
significant.
Ochrobactrum
ciceri
strain
AWIS01
was
most
efficient
organism,
showing
0.720
g/L
production
90.06%
TPH
when
provided
sole
source
carbon.
future,
bacteria
can
used
produce
sludge.
Язык: Английский
Moderately halophilic bacterium Halomonas alkalicola strain Ext as a platform for poly(3-hydroxybutyrate-co-3-hydroxyvalerate) copolymer production with fruit peels residues as sole carbon source
The Microbe,
Год журнала:
2024,
Номер
4, С. 100153 - 100153
Опубликована: Авг. 29, 2024
Polyhydroxyalkanoates
(PHAs)
are
synthesized
by
a
variety
of
microorganisms
as
intracellular
storage
granules
under
imbalanced
nutrition
and
excess
carbon.
Carbon
sources
key
contributors
to
the
high
cost
PHA
production,
hence
need
for
exploration
cheap
sustainable
raw
materials
bacteria
fermentation.
In
present
study,
Halomonas
alkalicola
strain
Ext
isolated
from
hypersaline
lake
in
Kenya
was
assessed
its
ability
utilize
fruit
peels
hydrolysates
(FPH)
sole
carbon
production.
Sugars
were
extracted
dried
banana,
mango,
orange,
pineapple
fruits
through
mechanical
pretreatment
dilute
acid
hydrolysis.
Fruit
pretreated
with
3
%
H2SO4
at
121℃
utilized
shake
flask
fermentation
produce
PHAs
Ext.
At
optimal
C:N
ratios
between
20:1
30:1,
bacterium
could
up
0.45±0.03,
0.394±0.12,
0.39±0.05,
0.28±0.0
g/L
orange
peels,
mango
banana
respectively.
A
maximum
content
16.92
achieved
on
4
substrate
loading.
Monomer
analysis
gas
chromatography-mass
spectrometry
(GC-MS)
revealed
that
produced
copolymer
Poly(3-hydroxybutyrate-co-3-hydroxyvalerate)
(PHBV)
3-hydroxyvalerate
(3HV)
contents
5.77
%,
6.08
6.79
6.845
substrates,
The
findings
this
study
suggest
waste
is
potential
feedstock
production
alkalicola.
Язык: Английский
Recent Trends in the Production and Recovery of Bioplastics Using Polyhydroxyalkanoates Copolymers
Microorganisms,
Год журнала:
2024,
Номер
12(11), С. 2135 - 2135
Опубликована: Окт. 24, 2024
Polyhydroxyalkanoates
(PHAs)
are
polyesters
synthesized
as
a
carbon
and
energy
reserve
material
by
wide
number
of
bacteria.
These
polymers
characterized
their
thermoplastic
properties
similar
to
those
plastics
derived
from
the
petrochemical
industry,
such
polyethylene
polypropylene.
PHAs
widely
used
in
medical
field
have
potential
be
other
applications
due
biocompatibility
biodegradability.
Among
PHAs,
P(3HB-
Язык: Английский
Producing and Characterizing Polyhydroxyalkanoates from Starch and Chickpea Waste Using Mixed Microbial Cultures in Solid-State Fermentation
Karlo Grgurević,
Dora Bramberger,
Martina Miloloža
и другие.
Polymers,
Год журнала:
2024,
Номер
16(23), С. 3407 - 3407
Опубликована: Дек. 3, 2024
The
environmental
impact
of
plastic
waste
is
a
growing
global
challenge,
primarily
due
to
non-biodegradable
plastics
from
fossil
resources
that
accumulate
in
ecosystems.
Biodegradable
polymers
like
polyhydroxyalkanoates
(PHAs)
offer
sustainable
alternative.
PHAs
are
microbial
biopolymers
produced
by
microorganisms
using
renewable
substrates,
including
agro-industrial
byproducts,
making
them
eco-friendly
and
cost-effective.
This
study
focused
on
the
isolation
characterization
PHA-producing
waste,
chickpeas,
chickpeas
with
bean
residues,
starch.
Screening
via
Sudan
Black
staining
identified
PHA-accumulating
strains
such
as
Язык: Английский
Characterization and Biomedical Applications of Electrospun PHBV Scaffolds Derived from Organic Residues
International Journal of Molecular Sciences,
Год журнала:
2024,
Номер
26(1), С. 180 - 180
Опубликована: Дек. 28, 2024
This
study
explores
the
characterization
and
application
of
poly(3-hydroxybutyrate-co-3-hydroxyvalerate)
(PHBV)
synthesized
from
organic
residues,
specifically
milk
molasses.
Six
PHBV
samples
with
varying
3-hydroxyvalerate
(3HV)
content
(7%,
15%,
32%)
were
analyzed
to
assess
how
3HV
composition
influences
their
properties.
Comprehensive
techniques,
including
NMR,
FTIR,
XRD,
DSC,
TGA,
tensile-stress
test,
used
evaluate
molecular
structure,
thermal
properties,
crystalline
mechanical
behavior.
Selected
fabricated
into
nanofibrous
scaffolds
via
electrospinning,
uniform
fibers
successfully
produced
after
parameter
optimization.
The
electrospun
further
using
GPC,
SEM.
Biological
evaluations,
cytotoxicity,
in
vitro
drug
release,
antibacterial
activity
tests,
also
conducted.
results
indicate
that
are
biocompatible
exhibit
promising
properties
for
biomedical
applications
such
as
tissue
engineering
delivery.
demonstrates
potential
residues
produce
high-value
biopolymers
tailored
specific
applications.
Язык: Английский