Water,
Journal Year:
2024,
Volume and Issue:
16(23), P. 3360 - 3360
Published: Nov. 22, 2024
A
novel
strain
capable
of
fully
utilizing
p-nitrophenol
(PNP)
as
the
sole
carbon
source
under
high-salinity
conditions
was
isolated
from
sediments
wastewater
discharged
an
aquaculture
company.
The
identification
Bordetella
sp.
confirmed
by
analyzing
its
morphological,
physiological,
and
biochemical
traits
in
conjunction
with
16S
rDNA
sequence.
Furthermore,
pantothenic
acid,
serving
a
for
co-metabolites,
could
significantly
enhance
biodegradation
process
tricarboxylic
acid
(TCA)
cycle.
Under
optimal
growth
at
temperature
30
°C,
pH
8.0,
aeration
0.32
m3·(m3·min)−1
salinity
3%
(NaCl,
w/v),
degradation
rate
350
mg·L−1
PNP
increased
60.8%
to
85.9%
within
72
h
after
adding
12-liter
bioreactor.
intermediate
products
process,
analyzed
via
GC/MS,
were
determined
be
hydroquinone,
which
suggests
that
pathway
bacterium
involves
breakdown
hydroquinone.
Benefits
have
been
derived
microorganism’s
tolerance
high
concentrations,
coupled
superior
performance,
offering
new
insights
research
basis
efficient
biological
treatment
wastewater.
