The
extracellular
matrix
of
microbial
biofilms
has
traditionally
been
viewed
as
a
structural
scaffold
that
retains
the
resident
bacteria
in
biofilm.
Moreover,
role
tolerance
to
antimicrobials
and
environmental
stressors
was
recognized
early
biofilm
research.
However,
research
progressed
it
became
apparent
can
also
be
involved
processes
such
bacterial
migration,
genetic
exchange,
ion
capture
signalling.
More
recently,
evidence
accumulated
have
catalytic
functions.
Here
we
review
foundational
on
this
fascinating
matrix.
Chemosphere,
Год журнала:
2024,
Номер
361, С. 142489 - 142489
Опубликована: Май 31, 2024
Microorganisms
have
great
potential
for
bioremediation
as
they
powerful
enzymes
and
machineries
that
can
transform
xenobiotics.
The
use
of
a
microbial
consortium
provides
more
advantages
in
application
point
view
than
pure
cultures
due
to
cross-feeding,
adaptations,
functional
redundancies,
positive
interactions
among
the
organisms.
In
this
study,
we
screened
about
107
isolates
their
ability
degrade
dyes
aerobic
conditions
without
additional
carbon
source.
From
our
screening
results,
finally
limited
synthetic
Gordonia
Rhodococcus
isolates.
was
trained
optimized
azo
dye
degradation
using
sequential
treatment
small
aromatic
compounds
such
phenols
act
selective
pressure
agents.
After
four
rounds
optimization
with
different
aims
each
round,
able
decolorize
various
after
48
h
(80%-100%
brilliant
black
bn,
methyl
orange,
chromotrop
2b;
50-70%
orange
II
reactive
16;
15-30%
chlorazol
e,
red
120,
allura
ac).
Through
rational
approaches,
show
phenolic
at
micromolar
dosages
significantly
improve
bulky
increase
its
substrate
scope.
Moreover,
approach
led
production
dye-degrading
azoreductase,
laccase-like,
peroxidase-like
activities
were
detected
from
phenol-treated
consortium.
Evidence
also
shown
metabolites
arising
bn
HPLC
LC-MS
analysis.
Therefore,
study
establishes
importance
systematic
Not
only
be
applied
degradation,
but
offers
insights
into
how
fully
maximize
activity
other
applications,
especially
biodegradation
biotransformation.
The
extracellular
matrix
of
microbial
biofilms
has
traditionally
been
viewed
as
a
structural
scaffold
that
retains
the
resident
bacteria
in
biofilm.
Moreover,
role
tolerance
to
antimicrobials
and
environmental
stressors
was
recognized
early
biofilm
research.
However,
research
progressed
it
became
apparent
can
also
be
involved
processes
such
bacterial
migration,
genetic
exchange,
ion
capture
signalling.
More
recently,
evidence
accumulated
have
catalytic
functions.
Here
we
review
foundational
on
this
fascinating
matrix.
