Microbial Biotechnology,
Journal Year:
2021,
Volume and Issue:
15(1), P. 176 - 185
Published: Nov. 29, 2021
Summary
Microbial
technology
is
exceptional
among
human
activities
and
endeavours
in
its
range
of
applications
that
benefit
humanity,
even
exceeding
those
chemistry.
What
more,
microbial
technologists
are
the
most
creative
scientists,
scope
field
continuously
expands
as
new
ideas
emerge.
Notwithstanding
this
diversity
applications,
given
dire
predictions
for
fate
surface
biosphere
a
result
current
trajectories
global
warming,
future
biotechnology
research
must
have
single
purpose,
namely
to
help
secure
life
on
Earth.
Everything
else
will,
by
comparison,
be
irrelevant.
Crucially,
microbes
themselves
play
pivotal
roles
climate
(Cavicchioli
et
al
.,
Nature
Revs
Microbiol
17
:
569–586,
2019).
To
enable
realization
their
full
potential
humanity’s
effort
survive,
development
transformative
warming‐relevant
technologies
become
lynchpin
development.
As
consequence,
biotechnologists
consider
constraining
usual
degree
freedom,
re‐orienting
focus
towards
planetary‐biosphere
exigences.
And
they
actively
seek
alliances
synergies
with
others
get
job
done
fast
humanly
possible;
need
enthusiastically
embrace
join
effort,
subordinating
where
necessary
individual
aspirations
common
good
(the
amazing
speed
which
COVID‐19
diagnostics
vaccines
were
developed
implemented
demonstrates
what
possible
creativity,
singleness
purpose
funding).
In
terms
priorities,
some
will
obvious,
less
so,
only
becoming
revealed
after
dedicated
yields
insights/opens
vistas.
We
therefore
refrain
from
developing
priority
list
here.
Rather,
we
likely
happen
Earth’s
if
(and
rest
humanity)
fail
rescue
it.
do
so
aim
galvanizing
formulation
implementation
strategic
financial
science
policy
decisions
maximally
stimulate
relevant
technologies,
exploit
available
repair
existing
environmental
damage
mitigate
against
deterioration.
European Journal of Soil Science,
Journal Year:
2022,
Volume and Issue:
74(1)
Published: Dec. 24, 2022
Abstract
Microorganisms
play
pivotal
roles
in
soil
processes.
Metabolically
related
microorganisms
constitute
functional
groups,
and
diverse
microbial
groups
control
nutrient
cycling
soils.
This
study
explored
environmental
(i.e.,
rainfall,
temperature)
factors
driving
the
distribution
of
bacterial
involved
carbon
(C)
paired
natural
agricultural
ecosystems.
Soil
samples
were
collected
at
a
regional
scale
covering
gradients
temperature
rainfall
across
two
orthogonal
transects
(~1000
km)
New
South
Wales,
Australia.
Putative
functions
bacteria
linked
to
C
fractions:
particulate
organic
(POC)
mineral‐associated
(MAOC).
We
found:
(i)
important
drivers
while
properties,
such
as
pH,
nitrogen
(N),
also
presented
significant
contributions;
(ii)
community
structure
was
mainly
POC
content
but
not
MAOC;
(iii)
sampling
showed
that
practices
had
impacts
on
composition
responses
groups.
demonstrated
regulation
(e.g.,
rainfall)
large
scales,
which
altered
by
practices.
Highlights
investigated
~1000
km
transects.
Temperature
scale.
Paired
agriculture
led
shift
Community
correlated
with
MAOC.
Environmental Microbiology,
Journal Year:
2023,
Volume and Issue:
25(11), P. 2216 - 2230
Published: June 22, 2023
Halophilic
archaea
thriving
in
hypersaline
environments,
such
as
salt
lakes,
offer
models
for
putative
life
extraterrestrial
brines
those
found
on
Mars.
However,
little
is
known
about
the
effect
of
chaotropic
salts
that
could
be
brines,
MgCl2
,
CaCl2
and
(per)chlorate
salts,
complex
biological
samples
like
cell
lysates
which
expected
to
more
representative
biomarkers
left
behind
forms.
We
used
intrinsic
fluorescence
study
dependence
proteomes
extracted
from
five
halophilic
strains:
Haloarcula
marismortui,
Halobacterium
salinarum,
Haloferax
mediterranei,
Halorubrum
sodomense
volcanii.
These
strains
were
isolated
Earth
environments
with
different
compositions.
Among
analysed,
H.
mediterranei
stood
out
a
results
its
high
dependency
NaCl
proteome
stabilization.
Interestingly,
showed
contrasting
denaturation
responses
salts.
In
particular,
are
most
dependent
or
tolerant
growth
exhibited
higher
tolerance
towards
abundant
terrestrial
Martian
brines.
experiments
bridge
together
global
protein
properties
environmental
adaptation
help
guide
search
protein-like
briny
environments.
Environmental Microbiology,
Journal Year:
2023,
Volume and Issue:
25(12), P. 3052 - 3063
Published: Sept. 1, 2023
Microbes
are
often
discussed
in
terms
of
dichotomies
such
as
copiotrophic/oligotrophic
and
fast/slow-growing
microbes,
defined
using
the
characterisation
microbial
growth
isolated
cultures.
The
usually
qualitative
and/or
study-specific,
sometimes
precluding
clear-cut
results
interpretation.
We
can
unravel
life
history
strategies
by
combining
ecology
theory
with
Monod
curves,
a
laboratory
mathematical
tool
bacterial
physiology
that
relates
specific
rate
microbe
concentration
limiting
nutrient.
Fitting
curves
provides
quantities
directly
correspond
to
key
parameters
ecological
theories
addressing
species
coexistence
diversity,
r/K
selection
theory,
resource
competition
community
structure
CSR
triangle
strategies.
resulting
model
allows
us
reconcile
different
subsamples
strategy
also
includes
strategists.
used
number
known
carbon
sources
together
partially
explain
diversity
heterotrophic
microbes
observed
metagenomics
experiments.
In
sum,
we
propose
theoretical
framework
for
study
natural
communities
unifies
several
existing
proposals.
Its
application
would
require
integration
metagenomics,
metametabolomics,
source
data.
