Paper · 2022 · Indian Journal of Biochemistry and Biophysics

Exploiting the potential of bio-synthesized silver nanoparticles to enhance the shelf life of Gladiolus

6
claims
9
verbatim quotes
0
citations
3
research areas
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Open access · cc-by-nc-nd

Abstract

Gladiolus spikes with fully turgid petals need to have a longer shelf life to fetch a higher price as well as display value. To improve the life duration of ornamental flowers, the ability of plants to produce silver nanoparticles (AgNP) was exploited. The ability of plants to produce AgNP when treated with silver nitrate solutions was juxtaposed by using Gladiolus (cut flowers): (i) To find the appropriate concentration of AgNO3 suitable for increasing shelf-life of Gladiolus cut flowers; (ii) To prepare silver nanoparticle from AgNO3; and (iii) To confirm the formation of silver nanoparticle using UV-vis spectrophotometry. Two different reductants (dehydrogenases present at the surface of the plant cells and sucrose) demonstrated the reduction of Ag+ to generate AgNPs. DLS (Dynamic Light Scattering) study revealed the presence of NPs in the AgNO3 salt solution incubated with Gladiolus cut flowers. The DLS data also suggested that the size of AgNPs decreased with increasing concentration of AgNO3. In the present study, along with silver nitrate, sucrose was also used. The shelf life and display value of the cut Gladiolus can be increased and optimized by incubating it in sucrose solution in combination with AgNO3.

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Claims 6

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Plant cell surface dehydrogenases reduced silver ions to form silver nanoparticles.

Taxon
GladiolusGladiolust0
Gene
dehydrogenasese0
Outcome
reduction of Ag+ to generate AgNPse0

Not reportedDirection

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Gladiolus
Gladiolus · Taxon · picture of the genus (one of its species)Gere72 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“dehydrogenases present at the surface of the plant cells and sucrose) demonstrated the reduction of Ag+ to generate AgNPs”

✓ located verbatim in the source · abstract, characters 659–780 · show in text ↑
t0

“Gladiolus”

✓ located verbatim in the source · title, characters 94–103 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Sucrose reduced silver ions to form silver nanoparticles.

Taxon
GladiolusGladiolust0
Treatment
sucrosee0
Outcome
reduction of Ag+ to generate AgNPse0

Not reportedDirection

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Gladiolus
Gladiolus · Taxon · picture of the genus (one of its species)Gere72 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“sucrose) demonstrated the reduction of Ag+ to generate AgNPs”

✓ located verbatim in the source · abstract, characters 720–780 · show in text ↑
t0

“Gladiolus”

✓ located verbatim in the source · title, characters 94–103 · show in text ↑
Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

DLS detected nanoparticles in silver nitrate solution incubated with cut Gladiolus.

Taxon
GladiolusGladioluse0
Outcome
presence of NPse0

Not reportedComparatorValue

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Gladiolus
Gladiolus · Taxon · picture of the genus (one of its species)Gere72 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“DLS (Dynamic Light Scattering) study revealed the presence of NPs in the AgNO3 salt solution incubated with Gladiolus cut flowers”

✓ located verbatim in the source · abstract, characters 782–911 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Silver nanoparticle size decreased as silver nitrate concentration increased.

Taxon
GladiolusGladiolust0
Treatment
AgNO3e0
Outcome
size of AgNPse0
Direction
decreasede0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Gladiolus
Gladiolus · Taxon · picture of the genus (one of its species)Gere72 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“the size of AgNPs decreased with increasing concentration of AgNO3”

✓ located verbatim in the source · abstract, characters 946–1012 · show in text ↑
t0

“Gladiolus”

✓ located verbatim in the source · title, characters 94–103 · show in text ↑
Intervention effectauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

Incubation with sucrose and silver nitrate can increase cut Gladiolus shelf life.

Taxon
GladiolusGladioluse0
Treatment
incubating it in sucrose solution in combination with AgNO3e0
Outcome
shelf lifee0
Direction
increasede0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Gladiolus
Gladiolus · Taxon · picture of the genus (one of its species)Gere72 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The shelf life and display value of the cut Gladiolus can be increased and optimized by incubating it in sucrose solution in combination with AgNO3”

✓ located verbatim in the source · abstract, characters 1086–1233 · show in text ↑
Intervention effectauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

Incubation with sucrose and silver nitrate can increase display value of cut Gladiolus.

Taxon
GladiolusGladioluse0
Treatment
incubating it in sucrose solution in combination with AgNO3e0
Outcome
display valuee0
Direction
increasede0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Gladiolus
Gladiolus · Taxon · picture of the genus (one of its species)Gere72 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The shelf life and display value of the cut Gladiolus can be increased and optimized by incubating it in sucrose solution in combination with AgNO3”

✓ located verbatim in the source · abstract, characters 1086–1233 · show in text ↑

silver(1+) nitrate · quality: postharvest · GladiolusResults agree

6 papers: 6 positive, 0 negative or no effect

5 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

2 papers more in this group

See all 6 papers →

sucrose · quality: postharvest · GladiolusResults agree

27 papers: 27 positive, 0 negative or no effect

26 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

23 papers more in this group

See all 27 papers →

Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.