Research Square (Research Square),
Journal Year:
2023,
Volume and Issue:
unknown
Published: July 6, 2023
Abstract
Anatomical
(Scanning
Electron
Microscopy),
phenolic
(total
phenol
and
total
flavonoid),
antioxidant
(DPPH,
FRAP,
ABTS)
analytical
profiling
(LC-MS
GC-MS)
were
performed
for
three
different
ripening
stages
(pre-ripe,
ripe
over-ripe)
of
guava
with
the
hydro-methanolic
extraction
technique.
Overall,
antioxidant-phenolic
parameters
showed
a
sigmoid
pattern
change
during
maturation
progress
fruit
at
room
temperature
(28±2ºC).
Further,
multivariate
PCA
(Principal
Component
Analysis)
established
strong
correlation
among
phenolic-antioxidant
variables
studied
in
this
work.
Analytical
characterization
by
GC
LC-MS
identified
55
(fifty-five)
compounds
from
extract.
The
revealed
few
compounds,
namely,
Glycine,
Gamma
Sitosterol,
Kaempferol-4'-glucoside,
Thiamine,
Catechin
n-Hexadecanoic
acid,
could
contribute
significantly
to
process
guava.
Finally,
it
is
expected
that
an
in-depth
metabolic
study
life
cycle
here
lead
future
development
highly
stable
varies,
extended
post-harvest
shelf
temperature.
Plants,
Journal Year:
2024,
Volume and Issue:
13(10), P. 1365 - 1365
Published: May 14, 2024
Opuntia
ficus-indica
(L.)
Mill.
belongs
to
the
Cactaceae
family
and
genus
Opuntia;
it
is
a
succulent
plant
that
adapts
extreme
climatic
conditions.
The
aerial
part
of
consists
cladodes,
morphological
changes
branches
appear
green,
are
covered
with
thorns,
essential
reduce
excessive
perspiration
water.
composition
cladodes
very
varied,
main
constituents
water,
fibers,
polysaccharides,
proteins,
fatty
acids,
vitamins,
sterols,
minerals,
polyphenols.
Polyphenols
responsible
for
many
beneficial
activities
human
health,
such
as
antioxidant,
anti-inflammatory,
anticancer,
nutritional
properties.
purpose
this
manuscript
was
compare
properties
belonging
same
but
different
stages
maturity.
Relative
extracts
were
tested
both
in
vitro
on
cell
line
antioxidant
anti-apoptotic
found.
activity
by
Oxygen
Radical
Absorbance
Capacity
(ORAC)
test,
1,1-diphenyl-2-picrylhydrazil
(DPPH)
measurement
cellular
accumulation
reactive
oxygen
species
(ROS).
Anti-apoptotic
evaluated
annexin/PI
assay
caspases
9
3
expression.
results
obtained
showed
considered
possess
However,
maturity
performance
functions.
In
addition,
important
variations
made
dissolution
brought
greater
safety
their
use.
conclusion,
provides
further
information
ficus-indica,
which
can
be
used
adjuvants
pathologies.
Plant Biology,
Journal Year:
2022,
Volume and Issue:
25(1), P. 96 - 106
Published: Oct. 1, 2022
The
taxonomic
importance
of
macromorphological
and
micromorphological
seed
characteristics
was
investigated
using
SEM
ten
species
the
Salvia
genus
from
Pakistan.
aim
to
identify
diagnostic
ultrastructural
features
that
could
aid
in
delimitation,
correct
identification
phylogenetic
position.
ultrastructure
varies
greatly,
a
wide
range
unique
have
been
observed.
Seed
were
explored
by
SEM,
including
shape,
colour,
texture,
cell
outline,
surface
sculpturing,
epidermal
arrangement,
anticlinal,
periclinal
wall
pattern.
shapes
categorized
as
obovate,
spherical,
spheroid,
broadly
elliptic,
elliptic
oblong,
mostly
with
terminal
hilum.
colours
black,
light
brown,
dark
brown
yellow.
Exo-morphological
characters,
i.e.
arrangements,
included
irregular,
wavy
pentagonal-hexagonal,
regular
pentagonal-hexagonal.
Cluster
analysis
used
assess
similar
distinct
within
feasible
explanation.
Taxonomic
keys
made
based
on
qualitative
help
delimit
them
quickly
genus.
morphology
described
investigated,
significance
evaluated
SEM.
This
study
analysed
features,
especially
at
level,
which
might
provide
much
new
information.
results
revealed
that,
morphology,
can
taxon
identification,
levels.
Nutrients,
Journal Year:
2023,
Volume and Issue:
15(13), P. 2962 - 2962
Published: June 29, 2023
Opuntia
dillenii
(O.
dillenii)
is
a
plant
belonging
to
the
Cactaceae
family
that
abundant
in
tropical
and
subtropical
regions
worldwide.
O.
consumed
as
local
delicacy
has
no
other
current
use.
To
understand
nutritional
value
of
human
health
its
application
food,
cosmetic,
drug
industries,
this
review
summarizes
information
on
chemical
compounds
(pure
α-pyrone
compounds,
flavonoids,
phenolic
acids,
polysaccharides,
minerals,
fatty
betalains)
biological
properties
(anti-diabetic,
anti-hyperglycemic,
antihyperlipidemic,
anti-atherosclerotic,
anti-inflammatory,
analgesic,
antimicrobial,
antifungal,
antiviral,
anti-spermatogenic,
anticancer,
antilarval,
anti-angiogenic,
antioxidant)
extracts
from
each
part
(fruit
juice,
fruit
peel,
cladode,
seeds)
(aqueous,
ethanolic,
methanolic),
seed
oil.
In
addition,
data
related
recent
applications
various
industries
(e.g.,
edible
coatings,
food
supplements,
cosmetics,
nanoparticles,
wastewater
treatment)
are
provided.
Biomedical Chromatography,
Journal Year:
2023,
Volume and Issue:
38(2)
Published: Nov. 16, 2023
Considering
the
limited
data
available
on
tree
species
in
Uzbekistan,
this
research
aimed
to
provide
new
insights.
We
gathered
plant
samples
from
different
locations
within
Samarkand
city
and
thoughtfully
selected
15
that
represent
country's
flora.
Using
scanning
electron
microscopy,
we
conducted
comprehensive
analyses
of
pollen
morphology,
revealing
a
diverse
range
variations
shapes,
dimensions,
surface
characteristics
displayed
by
grains.
Distinct
ornamentations
such
as
micro-echinate,
reticulate,
rugulate,
gemmate-verrucate,
verrucate-scabrate
patterns
facilitated
differentiation
species.
These
microscopy
findings
enhance
our
comprehension
diversity,
adaptation,
ecological
roles.
In
addition,
leaf
extracts
were
analyzed
using
HPLC
GC-MS,
plethora
bioactive
compounds,
including
catechins,
chlorogenic
acid,
vanillic
others.
Furthermore,
GC-MS
analysis
revealed
presence
seven
key
1-hexadecyne,
2-chloroethanol,
1,6-heptadiene,
2-methyl-,
5-bromoadamantan-2-one,
ethyl
3-(3-pyridyl)
propenoate,
bis
(2-ethylhexyl)
phthalate,
quercetin.
This
study
demonstrates
effectiveness
method
assessing
quality
examining
both
microscopic
chemical
composition.
multifaceted
approach
has
deepened
understanding
compositions
these
trees,
thus
contributing
more
profound
appreciation
their
significance
potential
applications.
Notulae Botanicae Horti Agrobotanici Cluj-Napoca,
Journal Year:
2024,
Volume and Issue:
52(2), P. 13462 - 13462
Published: June 3, 2024
Palynology,
a
prominent
field
in
plant
systematics
and
biodiversity
studies,
plays
vital
role
identifying
determining
the
species
present
specific
region.
The
current
study
was
performed
to
evaluate
micromorphological
traits
of
pollen
from
flora
Lesser
Himalaya.
Pollen
microstructural
variations
aid
identification
belonging
botanical
families
various
geographic
habitats.
Flowers
24
selected
categorized
into
16
were
collected,
preserved
then
acetolysis
protocol
followed.
examined
under
light
scanning
microscopy
(LM
SEM)
for
palynomorph
description.
palynomorphs
characteristics
such
as
size,
shape,
exine
surface,
aperture
orientation,
examined.
Status
these
plants
show
that
herbs
are
being
dominant
(11
species),
while
shrubs
(7
climbers
(3
bulbous
(2
small
tree,
sedge,
weed
(1
each).
shape
determined
equatorial
view
were;
spheroidal,
sub-prolate,
oblate-spheroidal,
prolate,
spherical
sub-oblate.
seen
among
types;
tricolpate,
tricolporate
polyporate
most
species.
Exine
stratification
observed
mostly
scabrate
echinate,
cristate-reticulate,
granulate,
punctate,
rugulate-perforate,
striate-rugulate,
verrucate,
cristate-foveolate
visualized
each
different
Palynomorph
apertural
patterns
sunken,
furrowed,
slightly
bulged,
scabrate,
slit
like,
perforate.
largest
polar
diameter
measured
Hymenocallis
littoralis
(138.6
µm)
whereas
smallest
Parthenium
hysterophorus
(14.70
µm).
Equatorial
distance
calculated
maximum
Cascabela
thevetia
(110.1
minimum
Hibiscus
rosa-sinensis
(1.7
P/E
ratio
(1.8)
lowest
Duranta
erecta
(0.89).
taxonomic
characters
investigated
can
be
helpful
level
provide
baseline
conduct
more
systematic
research
with
respect
genera.
