Frontiers in Plant Science,
Journal Year:
2020,
Volume and Issue:
11
Published: March 10, 2020
Although
foliar
boron
(B)
fertilization
is
regarded
as
an
efficient
way
to
remedy
B
deficiency,
the
mechanisms
of
transport
from
leaves
roots
are
still
unclear.
In
this
study,
performed
with
1-year-old
"Newhall"
navel
orange
(Citrus
sinensis)
grafted
on
trifoliate
(Poncirus
trifoliata)
plants,
we
analyzed
concentration
in
and
roots,
B-sucrose
complex
phloem
sap
after
application
10B,
girdling,
and/or
shading
treatments.
Results
indicated
that
10B
was
significantly
increased
treatment.
On
other
hand,
both
girdling
scion
stem
over
plants
a
black
plastic
net
reduced
roots.
LC-MS
analysis
revealed
10B-treated
had
higher
sucrose
some
sugar
alcohols
compared
water-treated
plants.
Combining
artificial
mixture
sucrose,
peak
intensity
10B-sucrose
found
control
Taken
together,
it
concluded
can
be
long
distance
transported
via
phloem,
at
least
by
forming
citrus
International Journal of Phytoremediation,
Journal Year:
2022,
Volume and Issue:
25(1), P. 9 - 26
Published: March 17, 2022
Boron
(B)
is
an
essential
micronutrient,
crucial
for
the
growth
and
development
of
crop
plants.
However,
to
a
toxic
range
B
in
plant
exceptionally
narrow,
symptoms
develop
with
slight
change
its
concentration
soil.
The
morphological
anatomical
response,
such
as
leaf
chlorosis,
stunted
growth,
impairment
xylem
phloem
occurs
under
B-toxicity.
transport
via
transpiration
stream
involvement
B-channels
transporter
roots.
higher
accumulation
source
sink
tissue
tends
have
lower
photosynthetic,
chlorophyll
content,
infertility,
failure
pollen
tube
formation
germination,
cell
wall
formation,
disruption
membrane
systems.
Excess
hinders
uptake
other
micronutrients,
hormone
transport,
metabolite
partitioning.
B-mediated
reactive
oxygen
species
production
leads
synthesis
antioxidant
enzymes
which
help
scavenge
these
molecules
prevent
from
further
oxidative
damage.
This
review
highlights
morpho-anatomical,
physiological,
biochemical,
molecular
responses
toxicity
thereby
might
researchers
understand
related
mechanism
design
strategies
tolerant
cultivars.The
physio-biochemical
condition
been
illustrated.
spatial
distribution
boron
be
regulated
sugar
alcohols
(polyols).
throws
light
on
elevated
level
soil-plant
system
provides
management
alleviating
plant.
The Science of The Total Environment,
Journal Year:
2023,
Volume and Issue:
894, P. 164744 - 164744
Published: June 12, 2023
Boron
(B)
is
released
to
terrestrial
and
aquatic
environments
through
both
natural
anthropogenic
sources.
This
review
describes
the
current
knowledge
on
B
contamination
in
soil
relation
its
geogenic
sources,
biogeochemistry,
environmental
human
health
impacts,
remediation
approaches,
regulatory
practices.
The
common
naturally
occurring
sources
of
include
borosilicate
minerals,
volcanic
eruptions,
geothermal
groundwater
streams,
marine
water.
extensively
used
manufacture
fiberglass,
thermal-resistant
glass
porcelain,
cleaning
detergents,
vitreous
enamels,
weedicides,
fertilizers,
B-based
steel
for
nuclear
shields.
Anthropogenic
into
environment
wastewater
irrigation,
fertilizer
application,
waste
from
mining
processing
industries.
an
essential
element
plant
nutrition
taken
up
mainly
as
boric
acid
molecules.
Although
deficiency
agricultural
soils
has
been
observed,
toxicity
can
inhibit
growth
under
arid
semiarid
regions.
High
intake
by
humans
be
detrimental
stomach,
liver,
kidneys
brain,
eventually
results
death.
Amelioration
water
enriched
with
achieved
immobilization,
leaching,
adsorption,
phytoremediation,
reverse
osmosis,
nanofiltration.
development
cost-effective
technologies
removal
B-rich
irrigation
including
electrodialysis
electrocoagulation
techniques
likely
help
control
predominant
input
soil.
Future
research
initiatives
sustainable
using
advanced
are
also
recommended.
Scientific Reports,
Journal Year:
2016,
Volume and Issue:
6(1)
Published: Feb. 23, 2016
Abstract
High
boron
(B)
concentration
is
toxic
to
plants
that
limit
plant
productivity.
Recent
studies
have
shown
the
involvement
of
members
major
intrinsic
protein
(MIP)
family
in
controlling
B
transport.
Here,
we
provided
experimental
evidences
showing
bidirectional
transport
activity
rice
OsPIP1;3
and
OsPIP2;6.
Boron
ability
OsPIP2;6
were
displayed
yeast
HD9
mutant
strain
(∆
fps1
∆
acr3
∆ycf1)
as
a
result
increased
sensitivity,
influx
accumulation
by
rapid
efflux
RT-PCR
analysis
showed
strong
upregulation
transcripts
roots
toxicity.
Transgenic
Arabidopsis
lines
overexpressing
exhibited
enhanced
tolerance
Furthermore,
was
significantly
after
2
3
hours
tracer
(
10
B)
treatment.
Interestingly,
from
transgenic
observed
within
1
h
inhibited
aquaporin
inhibitors,
silver
nitrate
sodium
azide.
Our
data
proved
are
indeed
involved
both
Manipulation
these
PIPs
could
be
highly
useful
improving
crops
grown
high
containing
soils.
Plants,
Journal Year:
2021,
Volume and Issue:
11(1), P. 40 - 40
Published: Dec. 23, 2021
Since
the
essentiality
of
boron
(B)
to
plant
growth
was
reported
nearly
one
century
ago,
implication
B
in
physiological
performance,
productivity
and
quality
agricultural
products,
morphogenesis
apical
meristem
plants
has
widely
been
studied.
stresses
(B
deficiency
toxicity),
which
lead
atrophy
canopy
deterioration
Citrus
fruits,
have
long
discovered
citrus
orchards.
This
paper
reviews
research
progress
on
growth,
photosynthesis,
light
use
efficiency,
nutrient
absorption,
organic
acid
metabolism,
sugar
metabolism
relocation,
antioxidant
system.
Moreover,
beneficial
effects
stress
tolerance
further
this
area
were
also
discussed.
PLANT PHYSIOLOGY,
Journal Year:
2017,
Volume and Issue:
176(2), P. 1739 - 1750
Published: Dec. 7, 2017
Boron
is
especially
required
for
the
growth
of
meristem
and
reproductive
organs,
but
molecular
mechanisms
underlying
preferential
distribution
B
to
these
developing
tissues
are
poorly
understood.
Here,
we
show
evidence
that
a
member
nodulin
26-like
intrinsic
protein
(NIP),
OsNIP3;1,
involved
in
this
rice
(Oryza
sativa).
OsNIP3;1
was
highly
expressed
nodes
its
expression
up-regulated
by
deficiency,
down-regulated
high
B.
polarly
localized
at
xylem
parenchyma
cells
enlarged
vascular
bundles
facing
toward
vessels.
Furthermore,
rapidly
degraded
within
few
hours
response
Knockout
gene
hardly
affected
uptake
root-to-shoot
translocation
B,
altered
different
organs
above-ground
parts,
decreased
new
leaves,
increased
old
leaves.
These
results
indicate
located
unloading
from
it
regulated
both
transcriptional
level
external
level.
