Fermentation,
Journal Year:
2023,
Volume and Issue:
9(3), P. 207 - 207
Published: Feb. 22, 2023
The
demand
for
biosurfactants
(BS)
produced
by
yeast
use
in
industrial
processes
and
products
is
increasing.
Therefore,
there
has
been
an
increase
the
number
of
publications
related
to
characterization
surfactant
compounds
yeasts
generally
recognized
as
safe
(GRAS),
which
enabled
their
application
several
industries,
including
pharmaceutical
food
industries.
However,
some
these
studies
techniques
that
are
not
accurate
or
no
longer
essential
because
advancements
new
technologies.
Given
importance
potential
produce
BS,
this
study
reviews
production
BS
microorganism
most
recent
applications
BS.
It
also
critically
a
wide
range
used
screening
BS-producing
strains,
well
those
recovery,
purification,
yeasts.
This
review
introduces
diverse
methodologies
indispensable
effort
advance
design,
synthesis,
perspectives
research
overcome
obstacles
present
field.
ACS Sustainable Chemistry & Engineering,
Journal Year:
2022,
Volume and Issue:
10(50), P. 16503 - 16515
Published: Dec. 7, 2022
Low-molecular-weight
(LMW)
molecules
of
biological
origin
like
microbial
glycolipid
biosurfactants
can
self-assemble
in
water,
with
a
tunable
structure
by
soft
chemistry
approach
(pH,
temperature,
and
ionic
strength).
The
unique
molecular
glycolipids
gives
possible
access
to
wide
variety
aqueous
self-assembled
structures,
although
highly
unpredictable
beforehand.
presented
here
consists
glucose
group
linked
C18:1-cis
fatty
acid
(G-C18:1)
produced
the
fermentation
Starmerella
bombicola
ΔugtB1.
Due
carboxylic
acid,
supramolecular
self-assembly
is
pH
dependent.
In
range
5–7,
G-C18:1
forms
vesicles,
while
above
7,
it
micellar
phase.
Adding
metal
salts
(ion
radius
ascending
order:
Al3+,
Fe3+,
Ni2+,
Mg2+,
Cu2+,
Zn2+,
Co2+,
Fe2+,
Cr2+,
Mn2+,
Au3+,
Ca2+,
Ag+,
Sr2+,
Ba2+),
vesicle
phase
generally
precipitates.
Metal
complex
speciation
(Al3+,
Fe2+)
added
drive
formation
wormlike
gels,
often
observed
for
surfactants
water.
On
contrary,
free
ions
(Cr2+,
Ag+)
same
unexpectedly
hydrogels
fibrillar
structure,
amphiphiles
(peptides,
peptide-derivatives)
but
not
surfactants.
Oscillatory
rheology
shows
that
elastic
properties
vary
between
few
tens
Pa
up
5
kPa
given
glucolipid
concentration
(3
wt
%).
This
work
hence
first
example
preparing
metallogels
from
Bioresource Technology,
Journal Year:
2022,
Volume and Issue:
363, P. 127856 - 127856
Published: Sept. 1, 2022
Food
waste
(FW)
generated
through
various
scenarios
from
farm
to
fork
causes
serious
environmental
problems
when
either
incinerated
or
disposed
inappropriately.
The
presence
of
significant
amounts
carbohydrates,
proteins,
and
lipids
enable
FW
serve
as
sustainable
renewable
feedstock
for
the
biorefineries.
Implementation
multiple
substrates
product
biorefinery
a
platform
could
pursue
an
immense
potential
reducing
costs
bio-based
process
improving
its
commercial
viability.
review
focuses
on
conversion
surplus
into
range
value-added
products
including
biosurfactants,
biopolymers,
diols,
bioenergy.
includes
in-depth
description
types
FW,
their
chemical
nutrient
compositions,
current
valorization
techniques
regulations.
Further,
it
describes
limitations
In
end,
discuss
future
scope
provide
clear
path
net-zero
carbon
Fermentation,
Journal Year:
2023,
Volume and Issue:
9(3), P. 207 - 207
Published: Feb. 22, 2023
The
demand
for
biosurfactants
(BS)
produced
by
yeast
use
in
industrial
processes
and
products
is
increasing.
Therefore,
there
has
been
an
increase
the
number
of
publications
related
to
characterization
surfactant
compounds
yeasts
generally
recognized
as
safe
(GRAS),
which
enabled
their
application
several
industries,
including
pharmaceutical
food
industries.
However,
some
these
studies
techniques
that
are
not
accurate
or
no
longer
essential
because
advancements
new
technologies.
Given
importance
potential
produce
BS,
this
study
reviews
production
BS
microorganism
most
recent
applications
BS.
It
also
critically
a
wide
range
used
screening
BS-producing
strains,
well
those
recovery,
purification,
yeasts.
This
review
introduces
diverse
methodologies
indispensable
effort
advance
design,
synthesis,
perspectives
research
overcome
obstacles
present
field.
