Phycology,
Год журнала:
2024,
Номер
4(4), С. 621 - 628
Опубликована: Дек. 19, 2024
Selenium
(Se)-enriched
microalgae
are
emerging
as
new
food
or
agricultural
resources.
Thus
far,
the
tested
for
Se
accumulation
biofortification
still
very
limited.
Here,
we
investigated
effects
of
selenite
on
growth
three
terrestrial
(Vischeria
sp.
WL1,
Chlorella
and
Nostoc
flagelliforme)
their
total
levels.
The
were
previously
collected
at
same
location
show
great
application
potential
but
differ
in
classification
speed.
Three
concentrations
(10,
20,
40
mg/L)
used
treatment.
former
two
species
could
resist
mg/L
last
one
not.
At
relatively
optimal
concentration
(20
selenite),
specific
rates
0.09,
0.10,
0.05
μ
day−1,
respectively.
Vischeria
WL1
accumulate
3.3
mg/g
dry
weight
(DW)
after
16
days
cultivation;
N.
flagelliforme
5.6
DW
24
cultivation.
accumulated
a
lower
amount
Se,
being
0.74
18
cultivation,
its
more
rapid
would
be
beneficial
to
saving
production
costs.
These
results
indicate
that
capable
functioning
excellent
carriers
nutrients.
This
study
will
contribute
enriching
microalgal
resource
pool
areas.
Biofuels Bioproducts and Biorefining,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 7, 2025
Abstract
Waste
valorization
offers
a
sustainable
approach
to
waste
management
and
the
generation
of
biofuels
bioenergy,
mitigating
environmental
impact
fossil
fuel
production
use.
Carbon
emissions
food‐source
competition
associated
with
first‐generation
can
be
mitigated.
Reports
on
thermochemical
biochemical
pathways
for
generating
bio‐oil
syngas
provide
extensive
coverage
processes
but
lack
recent
insights
into
technological
advances
upgrading
these
outputs
biodiesel,
biomethanol,
bioethanol,
biogas,
biomethane.
They
also
often
omit
information
commercial
status,
leading
prospective
companies,
market
size,
future
predictions,
challenges.
The
drawbacks
do
not
appear
have
been
discussed
widely
in
literature
–
they
include
deforestation,
land‐use
changes,
soil
texture
biodiversity
social
impacts.
To
address
gaps
literature,
this
review
examines
factors
mentioned
above,
focusing
waste‐to‐energy
conversion
proposing
solutions
targeted
at
governments,
policymakers,
investors,
entrepreneurs,
researchers
seeking
understand
mitigate
challenges
sector.
Polymers,
Год журнала:
2025,
Номер
17(6), С. 785 - 785
Опубликована: Март 15, 2025
Chlorella
vulgaris
is
a
microalga
with
antioxidant
and
antimicrobial
capacity
that
contains
high
levels
of
starch
proteins,
essential
for
producing
biodegradable
packaging.
This
study
aims
to
develop
characterize
biofilms
from
soft
wheat
flour
(SWF)
durum
(DWF)
yellow
white
vulgaris.
The
films
were
made
using
the
compression
molding
method
characterized
according
their
physical,
mechanical,
structural
properties.
results
indicated
increase
thickness
gloss
reduce
water
vapor
permeability,
which
benefits
applications
requiring
moisture
retention.
On
other
hand,
increases
opacity
color
saturation,
making
it
suitable
less
transparent
Films
microalgae
are
stiffer
elastic,
while
formulations
without
flexible.
surface
texture
rougher
in
more
homogeneous
Chlorella.
These
suggest
allows
be
tailored
specific
sustainable
Sustainability,
Год журнала:
2025,
Номер
17(7), С. 2964 - 2964
Опубликована: Март 27, 2025
The
capture
and
conversion
of
industrial
off-gases
into
valuable
biomass
using
microalgae
represents
a
promising
strategy
for
CO2
mitigation
sustainable
production
biofuels
biochemicals.
In
this
study,
fifteen
(15)
microalgal
strains
were
screened
evaluated
their
growth
performance
the
accumulation
macromolecules
like
polysaccharides
lipids
under
CO2-enriched
conditions,
simulating
off-gas
composition
an
operational
2G
biorefinery
producing
bioethanol
from
wastes.
It
was
found
that
Stichococcus
sp.
exhibited
highest
(33%
w/w)
in
biomass,
while
Chlorella
vulgaris
demonstrated
superior
content
(34%
w/w).
Both
(coded
as
wild-AUTH)
displayed
robust
growth,
each
achieving
concentrations
1.5
g/L
Dry
Cell
Weight
(DCW),
maintaining
tolerance
to
gas
feedstock.
protein
contents
further
support
potential
integration
3G
framework,
where
advanced
could
be
one
multiple
valorization
pathways.
These
findings
underline
feasibility
retrofitting
solution
other
bioenergy
plants,
enhancing
enabling
biofuel
production.
top-performing
species
provide
basis
optimizing
bioprocess
parameters
scaling
up
cultivation
photobioreactors
(PBRs)
improve
productivity
commercial
applicability.
Frontiers in Energy Research,
Год журнала:
2025,
Номер
13
Опубликована: Апрель 23, 2025
Unlike
conventional
bioethanol
production,
which
raises
environmental
concerns
such
as
a
high
carbon
footprint
from
resource-intensive
crops,
deforestation,
and
food
security
issues,
non-conventional
production
offers
more
sustainable
alternative.
However,
non-traditional
feedstock
availability
its
pretreatment
are
the
main
challenges,
importantly
is
either
underreported
or
poorly
forecasted,
while
costly,
reaching
up
to
40%
of
overall
process
it
might
generate
inhibitors
that
hamper
ethanol
in
commercial
scale,
well
impact.
The
literature
further
lacks
recent
update
for
microbial
ability
ferment
these
feedstocks
their
tolerance
compared
with
yeast.
Therefore,
this
review
discusses
Europe’s
national
levels
pretreatment,
highlighting
pretreatment’s
cost
industrially,
scalability,
impact
on
fermentation
environment.
Moreover,
European
policies
commercialization
discussed,
emphasizing
revised
RED
III
policy,
certification
scheme,
how
eliminate
fraudulent
biofuel
imports
boost
advanced
production.
Finally,
pilot-scale
case
studies
investigated
methods
besides
microbes’
ability,
inhibitors,
techniques
immobilization
improve
yield.
Molecules,
Год журнала:
2024,
Номер
29(9), С. 2089 - 2089
Опубликована: Май 1, 2024
1H-Pyrrole-2,3-diones,
fused
at
[e]-side
with
a
heterocycle,
are
suitable
platforms
for
the
synthesis
of
various
angular
polycyclic
alkaloid-like
spiroheterocycles.
Recently
discovered
sulfur-containing
[e]-fused
1H-pyrrole-2,3-diones
(aroylpyrrolobenzothiazinetriones)
tend
to
exhibit
unusual
reactivity.
Based
on
these
peculiar
representatives
1H-pyrrole-2,3-diones,
we
have
developed
an
approach
unprecedented
6/5/5/5-tetracyclic
spiroheterocyclic
system
benzo[d]pyrrolo[3′,4′:2,3]pyrrolo[2,1-b]thiazole
via
their
reaction
Schiff
bases
and
carbodiimides.
The
experimental
results
been
supplemented
DFT
computational
studies.
synthesized
compounds
tested
biotechnological
potential
as
growth
stimulants
in
green
algae
Chlorella
vulgaris.
