RSC Advances,
Journal Year:
2023,
Volume and Issue:
13(26), P. 17611 - 17620
Published: Jan. 1, 2023
In
this
study,
the
microalgae
Haematococcus
pluvialis
were
cultivated
in
wastewater
inoculated
into
low-density
polypropylene
plastic
air
pillows
(LDPE-PAPs)
under
a
light
stress.
The
cells
irradiated
to
different
stresses
using
white
LED
lights
(WLs)
as
control,
and
broad-spectrum
(BLs)
test
for
period
of
32
days.
It
was
observed
that
inoculum
(70
×
102
mL-1
cells)
H.
algal
increased
almost
30
40
times
WL
BL,
respectively,
at
day
coherent
its
biomass
productivity.
Higher
lipid
concentration
up
36.85
μg
BL
compared
13.215
L-1
dry
weight
WL.
chlorophyll
'a'
content
2.6
greater
(3.46
mL-1)
(1.32
with
total
carotenoids
being
about
1.5
on
32.
yield
red
pigment
'Astaxanthin'
27%
than
presence,
including
astaxanthin
also
confirmed
by
HPLC,
whereas
fatty
acid
methyl
esters
(FAMEs)
GC-MS.
This
study
further
alongwith
stress
is
suitable
biochemical
growth
good
well
carotenoid
accumulation.
Additionally
there
46%
reduction
chemical
oxygen
demand
(COD)
far
more
efficient
manner
when
cultured
recycled
LDPE-PAP.
Such
type
cultivation
made
overall
process
economical
upscaling
produce
value-added
products
such
lipids,
pigments,
biomass,
biofuel
commercial
applications.
Marine Drugs,
Journal Year:
2024,
Volume and Issue:
22(2), P. 65 - 65
Published: Jan. 27, 2024
Microalgae
are
considered
to
be
natural
producers
of
bioactive
pigments,
with
the
production
pigments
from
microalgae
being
a
sustainable
and
economical
strategy
that
promises
alleviate
growing
demand.
Chlorophyll,
as
main
pigment
photosynthesis,
has
been
widely
studied,
but
its
medicinal
applications
an
antioxidant,
antibacterial,
antitumor
reagent
still
poorly
understood.
Chlorophyll
is
most
important
in
plants
algae,
which
not
only
provides
food
for
organisms
throughout
biosphere,
also
plays
role
variety
human
man-made
applications.
The
biological
activity
chlorophyll
closely
related
chemical
structure;
specific
structure
offers
possibility
This
paper
reviews
structural
functional
roles
microalgal
chlorophylls,
commonly
used
extraction
methods,
recent
advances
medicine,
provide
theoretical
basis
standardization
commercial
application
chlorophylls.
Antioxidants,
Journal Year:
2023,
Volume and Issue:
12(2), P. 328 - 328
Published: Jan. 31, 2023
The
United
Nations
2030
Agenda
for
Sustainable
Development
has
created
more
pressure
on
countries
and
society
at
large
the
development
of
alternative
solutions
synthetic
fossil
fuel
derived
products,
thus
mitigating
climate
change
environmental
hazards.
Food
wastes
microalgae
have
been
studied
decades
as
potential
sources
several
compounds
that
could
be
employed
in
various
fields
application
from
pharmaceutical
to
textile
packaging.
Although
multiple
research
efforts
put
towards
extracting
rich
(i.e.,
phenolic
compounds,
tocopherols,
tocotrienols)
these
sources,
they
still
remain
overlooked
two
major
bioactive
pigments,
mainly
due
inefficient
extraction
processes.
Hence,
there
is
a
growing
need
optimized
methods
while
employing
non-organic
solvent
options
following
main
principles
green
chemistry.
This
review
will
focus
delivering
clear
deep
analysis
existing
procedures
obtaining
pigments
food
most
consumed
produced
fruit
crops
world
such
apples,
oranges,
cherries,
almonds,
mangoes,
microalgal
biomass,
giving
light
drawbacks
solved
order
take
full
advantage
properties
present
biorefinery
sources.
Fermentation,
Journal Year:
2023,
Volume and Issue:
9(3), P. 202 - 202
Published: Feb. 21, 2023
In
the
energy
sector,
bioenergy
has
been
utilized
as
a
replacement
for
non-renewable
resources.
Due
to
depletion
of
resources,
mankind
may
face
adversities
in
future.
To
overcome
these
challenges,
sustainable
and
reliable
bioenergy-based
alternatives
are
be
used.
Bioenergy
sources
bio-based
that
have
become
acceptable
society
their
renewability,
sustainability,
environmentally
friendly
characteristics,
but
they
still
lag
market
due
less
cost-effective
output
upstream
downstream
processing
comparison
with
age-old
fossil
fuels.
This
review
provides
detailed
overview
techno-economic
life
cycle
assessment,
positioning
competition
market,
strategies
might
assist
them
overcoming
challenges.
Microalgal
products
lifting
at
slower
rate
is
almost
unnoticeable,
assistance
becoming
better
solution
against
resource
future
makes
quite
promising.
The
new
research
microalgal
biomass
conversion
biorefinery
production,
which
based
on
combating
pollution
reuse
waste
products,
along
strategic
application
competition,
also
highlighted.
Heliyon,
Journal Year:
2024,
Volume and Issue:
10(12), P. e32649 - e32649
Published: June 1, 2024
Realizing
integrated
biorefineries
producing
multiple
fuels,
chemicals
and
materials
from
sustainable
biomass
feedstocks
holds
promise
for
transitioning
industries
onto
low-carbon
trajectories.
However,
widespread
commercial
implementation
remains
elusive
despite
two
decades
of
technological
advancements.
This
review
synthesizes
current
literature
to
provide
a
comprehensive
analysis
key
multi-dimensional
barriers
inhibiting
the
scale-up
biorefineries.
The
discusses
technical
challenges
around
conversion
processes.
Economic
viability
concerns
such
as
high
capital
costs
lack
market
competitiveness
are
also
assessed.
evaluates
regulatory
policy
complexities
that
poses
risks
uncertainties
in
scaling
up
Socio-political
acceptance
hurdles
including
community
engagement
public
perception
reviewed.
interconnected
nature
these
is
emphasized
strategies
recommended
enable
full
potential
realization,
covering
areas
enhanced
stakeholder
collaboration,
advanced
process
intensification,
supportive
frameworks,
innovative
financing
models
strategic
marketing
initiatives.
International
pilots
cross-sectoral
knowledge
exchange
highlighted
priority
enablers.
In
conclusion,
this
insights
extensive
demonstration
efforts
identify
priorities
pathways
accelerating
global
transition
towards
biorefinery
implementation.
It
aims
inform
decision-making
collaborative
actions
amongst
stakeholders
research,
industry
domains.
Discover Food,
Journal Year:
2024,
Volume and Issue:
4(1)
Published: May 11, 2024
Abstract
The
marine
ecosystem
is
a
vast
source
of
diversified
biota
that
includes
more
than
half
the
world’s
including
microorganisms;
algae,
invertebrates,
and
fish.
Most
these
organisms
constitute
complex
biomolecules,
allowing,
them
to
thrive
under
extreme
environmental
conditions.
These
biomolecules
are
proteins,
lipids,
polysaccharides,
phenolics,
peptides,
etc.
perform
various
biological
functions
depending
on
source.
In
addition
basic
,
they
also
exhibit
diverse
functional
properties
such
as
antimicrobial,
antioxidant,
anti-inflammatory,
anticoagulant,
antidiabetic
antihypertensive
etc.,
which
make
potential
candidates
for
application
in
food
pharmaceutical
industry.
microalgae
cyanobacteria
very
rich
molecules
with
several
applications
related
health
benefits
applications.
viewpoint
details
bioactive
compound
profile
micro
extraction
characterization
compounds
from
algae
its