Plant and Soil,
Journal Year:
2024,
Volume and Issue:
501(1-2), P. 573 - 594
Published: March 4, 2024
Abstract
Background
When
studying
metallophytes
and
hyperaccumulator
plants,
it
is
often
desired
to
assess
the
level
of
tolerance
a
specific
trace
metal/metalloid
in
putative
tolerant
species,
determine
root
shoot
accumulation
interest,
or
establish
whether
has
an
essential
function.
The
use
hydroponics
proven
be
powerful
tool
answering
such
questions
relation
physiological
regulation
metal/metalloids
plants.
Carefully
designing
experiments
requires
considering
nutrient
solution
formulation,
dose
rate
regime,
environmental
conditions,
but
this
overlooked.
Aims
This
review
aims
bring
together
key
information
for
studies
physiological,
evolutionary,
genetics/molecular
biological
research
focussing
on
Conclusions
It
not
possible
define
‘universal’
that
both
sufficient
non-toxic
all
although
possible,
dependent
plant
species
under
study
question
addressed,
‘adapt’
commonly
used
‘standard
formulations’.
Well-designed
executed
can
yield
insights
toxic
elements,
extends
far
beyond
Frontiers in Plant Science,
Journal Year:
2020,
Volume and Issue:
11
Published: March 26, 2020
Manganese
(Mn)
is
an
important
micronutrient
for
plant
growth
and
development
sustains
metabolic
roles
within
different
cell
compartments.
The
metal
essential
cofactor
the
oxygen-evolving
complex
of
photosynthetic
machinery,
catalyzing
water-splitting
reaction
in
photosystem
II
(PSII).
Despite
importance
Mn
photosynthesis
other
processes,
physiological
relevance
uptake
compartmentation
plants
has
been
underrated.
subcellular
homeostasis
to
maintain
compartmented
Mn-dependent
processes
like
glycosylation,
ROS
scavenging,
mediated
by
a
multitude
transport
proteins
from
diverse
gene
families.
However,
may
be
disturbed
under
suboptimal
or
excessive
availability.
deficiency
serious,
widespread
nutritional
disorder
dry,
well-aerated
calcareous
soils,
as
well
soils
containing
high
amounts
organic
matter,
where
bio-availability
can
decrease
far
below
level
that
required
normal
growth.
By
contrast,
toxicity
occurs
on
poorly
drained
acidic
which
are
rendered
available.
Consequently,
have
evolved
mechanisms
tightly
regulate
uptake,
trafficking,
storage.
This
review
provides
comprehensive
overview,
with
focus
recent
advances,
multiple
functions
transporters
involved
homeostasis,
their
regulatory
plant's
response
conditions
New Phytologist,
Journal Year:
2019,
Volume and Issue:
223(2), P. 548 - 564
Published: Feb. 12, 2019
Summary
Nutrient‐efficient
crops
are
a
solution
to
the
two
grand
challenges
of
modern
agriculture:
improving
food
security
while
reducing
environmental
impacts.
The
primary
(1)
nitrogen
(N)
and
phosphorus
(P)
efficiency;
(2)
potassium
(K),
calcium
(Ca),
magnesium
(Mg)
efficiency
for
acid
soils;
(3)
iron
(Fe)
zinc
(Zn)
alkaline
soils.
Root
phenotypes
promising
breeding
targets
each
these.
Topsoil
Foraging
ideotype
is
beneficial
P
capture
should
also
be
useful
K,
Ca,
Mg
in
Steep,
Cheap,
Deep
subsoil
foraging
N
water
capture.
Fe
Zn
can
improved
by
targeting
mechanisms
metal
mobilization
rhizosphere.
hairs
phenes
that
reduce
metabolic
cost
soil
exploration
prioritized
programs.
provide
benefits
at
all
input
levels.
Although
our
current
understanding
sufficient
deploy
root
nutrient
crop
breeding,
this
complex
topic
does
not
receive
resources
it
merits
either
applied
or
basic
plant
biology.
Renewed
emphasis
on
these
topics
needed
order
develop
nutrient‐efficient
urgently
global
agriculture.
Journal of Experimental Botany,
Journal Year:
2017,
Volume and Issue:
69(5), P. 909 - 954
Published: Dec. 13, 2017
Many
trace
metals
are
essential
micronutrients,
but
also
potent
toxins.
Due
to
natural
and
anthropogenic
causes,
vastly
different
metal
concentrations
occur
in
various
habitats,
ranging
from
deficient
toxic
levels.
Therefore,
one
focus
of
plant
research
is
on
the
response
terms
uptake,
transport,
sequestration,
speciation,
physiological
use,
deficiency,
toxicity,
detoxification.
In
this
review,
we
cover
most
these
aspects
for
micronutrients
copper,
iron,
manganese,
molybdenum,
nickel,
zinc
provide
a
broader
overview
than
found
other
recent
reviews,
cross-link
knowledge
very
active
field
that
often
seen
separated
way.
For
example,
individual
processes
usage,
or
toxicity
were
not
mechanistically
interconnected.
review
aims
stimulate
communication
researchers
following
approaches,
such
as
gene
expression
analysis,
biochemistry,
biophysics
metalloproteins.
Furthermore,
highlight
insights,
emphasizing
data
obtained
under
physiologically
environmentally
relevant
conditions.
International Journal of Molecular Sciences,
Journal Year:
2019,
Volume and Issue:
20(20), P. 5096 - 5096
Published: Oct. 14, 2019
Manganese
(Mn)
is
an
essential
element
for
plant
growth
due
to
its
participation
in
a
series
of
physiological
and
metabolic
processes.
Mn
also
considered
heavy
metal
that
causes
phytotoxicity
when
present
excess,
disrupting
photosynthesis
enzyme
activity
plants.
Thus,
toxicity
major
constraint
limiting
production,
especially
acid
soils.
To
cope
with
toxicity,
plants
have
evolved
wide
range
adaptive
strategies
improve
their
under
this
stress.
tolerance
mechanisms
include
activation
the
antioxidant
system,
regulation
uptake
homeostasis,
compartmentalization
into
subcellular
compartments
(e.g.,
vacuoles,
endoplasmic
reticulum,
Golgi
apparatus,
cell
walls).
In
regard,
numerous
genes
are
involved
specific
pathways
controlling
detoxification.
Here,
we
summarize
recent
advances
highlight
roles
responsible
uptake,
translocation,
distribution,
contributing
We
hope
review
will
provide
comprehensive
understanding
through
gene
regulation,
which
aid
breeding
crop
varieties
via
genetic
improvement
approaches,
enhancing
yield
quality
crops.
Environmental Science & Technology,
Journal Year:
2021,
Volume and Issue:
55(18), P. 12136 - 12152
Published: Sept. 1, 2021
Manganese
(Mn)
is
a
biologically
important
and
redox-active
metal
that
may
exert
poorly
recognized
control
on
carbon
(C)
cycling
in
terrestrial
ecosystems.
influences
ecosystem
C
dynamics
by
mediating
biochemical
pathways
include
photosynthesis,
serving
as
reactive
intermediate
the
breakdown
of
organic
molecules,
binding
and/or
oxidizing
molecules
through
organo-mineral
associations.
However,
potential
for
Mn
to
influence
storage
remains
unresolved.
Although
substantial
research
has
demonstrated
ability
Fe-
Al-oxides
stabilize
matter,
there
scarcity
similar
information
regarding
Mn-oxides.
Furthermore,
Mn-mediated
reactions
regulate
litter
decomposition
pathways,
but
these
processes
are
constrained
across
diverse
Here,
we
discuss
ecological
roles
environments
synthesize
existing
knowledge
multiple
which
biogeochemical
intersect.
We
demonstrate
high
degrade
abiotic
microbially
mediated
oxidation
at
least
temporarily,
outline
priorities
needed
advance
understanding
Mn-C
interactions,
highlighting
gaps
address
key
uncertainties
soil
predictions.
