Paper · 2023 · Russian Journal of Plant Physiology

Potassium Copper Sulfate Hydrate Nanoparticles Modulated Salinity Stress through Improving Germination, Growth, and Biochemical Attributes of Common Bean (Phaseolus vulgaris L.)

F. Naghavi; S. M. R. Khoshroo; M. Kazemipour; et al.

20
claims
40
verbatim quotes
4
citations
1
research areas
—
Not open access

Abstract

Abstract The growth and yield of plants are desperately reduced under salinity stress. Common bean (Phaseolus vulgaris L.) is the essential food legume for human consumption globally. It has shown the consequential responses to salinity, a critical environmental stress on restricting plant growth and productivity. Due to the positive effects of metal nanoparticles (NPs) on mitigating abiotic stresses, this study was conducted to discover the effects of potassium copper sulfate hydrate nanoparticles (PCSH NPs) at 50, 100, and 150 mg L–1 on growth and biochemical characteristics of Phaseolus vulgaris upon salt stress at 40, 80, and 120 mM NaCl in a randomized complete block design. Synthesized PCSH NPs were characterized using different techniques like Fourier-transform infrared spectroscopy (FTIR) and X-ray diffraction analysis (XRD). Compared with non-salinity, 120 mM NaCl reduced seed germination (29%), dry weight of root (50%) and shoot (40%), total chlorophyll (49%), relative water content (RWC, 24%), while increased proline (49%), malondialdehyde (MDA, 51%), and electrolyte leakage (EL, 31%), peroxidase activity (2.7-fold), and catalase activity (83%) in plants without PCSH NPs. However, PCSH NPs modulated salt stress by increasing growth, chlorophyll content, RWC, and proline content and by decreasing MDA, EL, and enzymes activities. Agglomerative hierarchical clustering showed that control and 40 mM NaCl for salinity and control and 50 mg/L for PCSH NPs possessed no significant differences for studied traits. According to the heat map, antioxidant enzymes and plant weight represented higher variability upon the treatments. Finally, seed priming and soil applied PCSH NPs at 100–150 mg L–1 could adjust the adverse effects of salinity on common bean plants.

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Claims 20

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Under 120 mM NaCl, seed germination reduced by 29% relative to non-saline plants without nanoparticles.

Taxon
Common BeanPhaseolus vulgarist0
Treatment
120 mM NaCle0
Outcome
seed germinatione0
Direction
reducede0
Value
29%e0
Qualifier
without PCSH NPse0
Comparator
non-salinitye0

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Compared with non-salinity, 120 mM NaCl reduced seed germination (29%), dry weight of root (50%) and shoot (40%), total chlorophyll (49%), relative water content (RWC, 24%), while increased proline (49%), malondialdehyde (MDA, 51%), and electrolyte leakage (EL, 31%), peroxidase activity (2.7-fold), and catalase activity (83%) in plants without PCSH NPs”

✓ located verbatim in the source · abstract, characters 846–1200 · show in text ↑
t0

“Common Bean (Phaseolus vulgaris L.)”

✓ located verbatim in the source · title, characters 142–177 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Under 120 mM NaCl, dry weight of root reduced by 50% relative to non-saline plants without nanoparticles.

Taxon
Common BeanPhaseolus vulgarist0
Treatment
120 mM NaCle0
Outcome
dry weight of roote0
Direction
reducede0
Value
50%e0
Qualifier
without PCSH NPse0
Comparator
non-salinitye0

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Compared with non-salinity, 120 mM NaCl reduced seed germination (29%), dry weight of root (50%) and shoot (40%), total chlorophyll (49%), relative water content (RWC, 24%), while increased proline (49%), malondialdehyde (MDA, 51%), and electrolyte leakage (EL, 31%), peroxidase activity (2.7-fold), and catalase activity (83%) in plants without PCSH NPs”

✓ located verbatim in the source · abstract, characters 846–1200 · show in text ↑
t0

“Common Bean (Phaseolus vulgaris L.)”

✓ located verbatim in the source · title, characters 142–177 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Under 120 mM NaCl, shoot reduced by 40% relative to non-saline plants without nanoparticles.

Taxon
Common BeanPhaseolus vulgarist0
Treatment
120 mM NaCle0
Outcome
shoote0
Direction
reducede0
Value
40%e0
Qualifier
without PCSH NPse0
Comparator
non-salinitye0

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Compared with non-salinity, 120 mM NaCl reduced seed germination (29%), dry weight of root (50%) and shoot (40%), total chlorophyll (49%), relative water content (RWC, 24%), while increased proline (49%), malondialdehyde (MDA, 51%), and electrolyte leakage (EL, 31%), peroxidase activity (2.7-fold), and catalase activity (83%) in plants without PCSH NPs”

✓ located verbatim in the source · abstract, characters 846–1200 · show in text ↑
t0

“Common Bean (Phaseolus vulgaris L.)”

✓ located verbatim in the source · title, characters 142–177 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Under 120 mM NaCl, total chlorophyll reduced by 49% relative to non-saline plants without nanoparticles.

Taxon
Common BeanPhaseolus vulgarist0
Treatment
120 mM NaCle0
Outcome
total chlorophylle0
Direction
reducede0
Value
49%e0
Qualifier
without PCSH NPse0
Comparator
non-salinitye0

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Compared with non-salinity, 120 mM NaCl reduced seed germination (29%), dry weight of root (50%) and shoot (40%), total chlorophyll (49%), relative water content (RWC, 24%), while increased proline (49%), malondialdehyde (MDA, 51%), and electrolyte leakage (EL, 31%), peroxidase activity (2.7-fold), and catalase activity (83%) in plants without PCSH NPs”

✓ located verbatim in the source · abstract, characters 846–1200 · show in text ↑
t0

“Common Bean (Phaseolus vulgaris L.)”

✓ located verbatim in the source · title, characters 142–177 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Under 120 mM NaCl, relative water content reduced by 24% relative to non-saline plants without nanoparticles.

Taxon
Common BeanPhaseolus vulgarist0
Treatment
120 mM NaCle0
Outcome
relative water contente0
Direction
reducede0
Value
24%e0
Qualifier
without PCSH NPse0
Comparator
non-salinitye0

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Compared with non-salinity, 120 mM NaCl reduced seed germination (29%), dry weight of root (50%) and shoot (40%), total chlorophyll (49%), relative water content (RWC, 24%), while increased proline (49%), malondialdehyde (MDA, 51%), and electrolyte leakage (EL, 31%), peroxidase activity (2.7-fold), and catalase activity (83%) in plants without PCSH NPs”

✓ located verbatim in the source · abstract, characters 846–1200 · show in text ↑
t0

“Common Bean (Phaseolus vulgaris L.)”

✓ located verbatim in the source · title, characters 142–177 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Under 120 mM NaCl, proline increased by 49% relative to non-saline plants without nanoparticles.

Taxon
Common BeanPhaseolus vulgarist0
Treatment
120 mM NaCle0
Outcome
prolinee0
Direction
increasede0
Value
49%e0
Qualifier
without PCSH NPse0
Comparator
non-salinitye0

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Compared with non-salinity, 120 mM NaCl reduced seed germination (29%), dry weight of root (50%) and shoot (40%), total chlorophyll (49%), relative water content (RWC, 24%), while increased proline (49%), malondialdehyde (MDA, 51%), and electrolyte leakage (EL, 31%), peroxidase activity (2.7-fold), and catalase activity (83%) in plants without PCSH NPs”

✓ located verbatim in the source · abstract, characters 846–1200 · show in text ↑
t0

“Common Bean (Phaseolus vulgaris L.)”

✓ located verbatim in the source · title, characters 142–177 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Under 120 mM NaCl, malondialdehyde increased by 51% relative to non-saline plants without nanoparticles.

Taxon
Common BeanPhaseolus vulgarist0
Treatment
120 mM NaCle0
Outcome
malondialdehydee0
Direction
increasede0
Value
51%e0
Qualifier
without PCSH NPse0
Comparator
non-salinitye0

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Compared with non-salinity, 120 mM NaCl reduced seed germination (29%), dry weight of root (50%) and shoot (40%), total chlorophyll (49%), relative water content (RWC, 24%), while increased proline (49%), malondialdehyde (MDA, 51%), and electrolyte leakage (EL, 31%), peroxidase activity (2.7-fold), and catalase activity (83%) in plants without PCSH NPs”

✓ located verbatim in the source · abstract, characters 846–1200 · show in text ↑
t0

“Common Bean (Phaseolus vulgaris L.)”

✓ located verbatim in the source · title, characters 142–177 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Under 120 mM NaCl, electrolyte leakage increased by 31% relative to non-saline plants without nanoparticles.

Taxon
Common BeanPhaseolus vulgarist0
Treatment
120 mM NaCle0
Outcome
electrolyte leakagee0
Direction
increasede0
Value
31%e0
Qualifier
without PCSH NPse0
Comparator
non-salinitye0

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Compared with non-salinity, 120 mM NaCl reduced seed germination (29%), dry weight of root (50%) and shoot (40%), total chlorophyll (49%), relative water content (RWC, 24%), while increased proline (49%), malondialdehyde (MDA, 51%), and electrolyte leakage (EL, 31%), peroxidase activity (2.7-fold), and catalase activity (83%) in plants without PCSH NPs”

✓ located verbatim in the source · abstract, characters 846–1200 · show in text ↑
t0

“Common Bean (Phaseolus vulgaris L.)”

✓ located verbatim in the source · title, characters 142–177 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Under 120 mM NaCl, peroxidase activity increased by 2.7-fold relative to non-saline plants without nanoparticles.

Taxon
Common BeanPhaseolus vulgarist0
Treatment
120 mM NaCle0
Outcome
peroxidase activitye0
Direction
increasede0
Value
2.7-folde0
Qualifier
without PCSH NPse0
Comparator
non-salinitye0

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Compared with non-salinity, 120 mM NaCl reduced seed germination (29%), dry weight of root (50%) and shoot (40%), total chlorophyll (49%), relative water content (RWC, 24%), while increased proline (49%), malondialdehyde (MDA, 51%), and electrolyte leakage (EL, 31%), peroxidase activity (2.7-fold), and catalase activity (83%) in plants without PCSH NPs”

✓ located verbatim in the source · abstract, characters 846–1200 · show in text ↑
t0

“Common Bean (Phaseolus vulgaris L.)”

✓ located verbatim in the source · title, characters 142–177 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Under 120 mM NaCl, catalase activity increased by 83% relative to non-saline plants without nanoparticles.

Taxon
Common BeanPhaseolus vulgarist0
Treatment
120 mM NaCle0
Outcome
catalase activitye0
Direction
increasede0
Value
83%e0
Qualifier
without PCSH NPse0
Comparator
non-salinitye0

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Compared with non-salinity, 120 mM NaCl reduced seed germination (29%), dry weight of root (50%) and shoot (40%), total chlorophyll (49%), relative water content (RWC, 24%), while increased proline (49%), malondialdehyde (MDA, 51%), and electrolyte leakage (EL, 31%), peroxidase activity (2.7-fold), and catalase activity (83%) in plants without PCSH NPs”

✓ located verbatim in the source · abstract, characters 846–1200 · show in text ↑
t0

“Common Bean (Phaseolus vulgaris L.)”

✓ located verbatim in the source · title, characters 142–177 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

PCSH nanoparticles increasing growth under salt stress.

Taxon
Common BeanPhaseolus vulgarist0
Treatment
PCSH NPse0
Outcome
growthe0
Direction
increasinge0

Not reportedComparator

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“However, PCSH NPs modulated salt stress by increasing growth, chlorophyll content, RWC, and proline content and by decreasing MDA, EL, and enzymes activities”

✓ located verbatim in the source · abstract, characters 1202–1359 · show in text ↑
t0

“Common Bean (Phaseolus vulgaris L.)”

✓ located verbatim in the source · title, characters 142–177 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

PCSH nanoparticles increasing chlorophyll content under salt stress.

Taxon
Common BeanPhaseolus vulgarist0
Treatment
PCSH NPse0
Outcome
chlorophyll contente0
Direction
increasinge0

Not reportedComparator

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“However, PCSH NPs modulated salt stress by increasing growth, chlorophyll content, RWC, and proline content and by decreasing MDA, EL, and enzymes activities”

✓ located verbatim in the source · abstract, characters 1202–1359 · show in text ↑
t0

“Common Bean (Phaseolus vulgaris L.)”

✓ located verbatim in the source · title, characters 142–177 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

PCSH nanoparticles increasing RWC under salt stress.

Taxon
Common BeanPhaseolus vulgarist0
Treatment
PCSH NPse0
Outcome
RWCe0
Direction
increasinge0

Not reportedComparator

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“However, PCSH NPs modulated salt stress by increasing growth, chlorophyll content, RWC, and proline content and by decreasing MDA, EL, and enzymes activities”

✓ located verbatim in the source · abstract, characters 1202–1359 · show in text ↑
t0

“Common Bean (Phaseolus vulgaris L.)”

✓ located verbatim in the source · title, characters 142–177 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

PCSH nanoparticles increasing proline content under salt stress.

Taxon
Common BeanPhaseolus vulgarist0
Treatment
PCSH NPse0
Outcome
proline contente0
Direction
increasinge0

Not reportedComparator

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“However, PCSH NPs modulated salt stress by increasing growth, chlorophyll content, RWC, and proline content and by decreasing MDA, EL, and enzymes activities”

✓ located verbatim in the source · abstract, characters 1202–1359 · show in text ↑
t0

“Common Bean (Phaseolus vulgaris L.)”

✓ located verbatim in the source · title, characters 142–177 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

PCSH nanoparticles decreasing MDA under salt stress.

Taxon
Common BeanPhaseolus vulgarist0
Treatment
PCSH NPse0
Outcome
MDAe0
Direction
decreasinge0

Not reportedComparator

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“However, PCSH NPs modulated salt stress by increasing growth, chlorophyll content, RWC, and proline content and by decreasing MDA, EL, and enzymes activities”

✓ located verbatim in the source · abstract, characters 1202–1359 · show in text ↑
t0

“Common Bean (Phaseolus vulgaris L.)”

✓ located verbatim in the source · title, characters 142–177 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

PCSH nanoparticles decreasing EL under salt stress.

Taxon
Common BeanPhaseolus vulgarist0
Treatment
PCSH NPse0
Outcome
ELe0
Direction
decreasinge0

Not reportedComparator

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“However, PCSH NPs modulated salt stress by increasing growth, chlorophyll content, RWC, and proline content and by decreasing MDA, EL, and enzymes activities”

✓ located verbatim in the source · abstract, characters 1202–1359 · show in text ↑
t0

“Common Bean (Phaseolus vulgaris L.)”

✓ located verbatim in the source · title, characters 142–177 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

PCSH nanoparticles decreasing enzymes activities under salt stress.

Taxon
Common BeanPhaseolus vulgarist0
Treatment
PCSH NPse0
Outcome
enzymes activitiese0
Direction
decreasinge0

Not reportedComparator

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“However, PCSH NPs modulated salt stress by increasing growth, chlorophyll content, RWC, and proline content and by decreasing MDA, EL, and enzymes activities”

✓ located verbatim in the source · abstract, characters 1202–1359 · show in text ↑
t0

“Common Bean (Phaseolus vulgaris L.)”

✓ located verbatim in the source · title, characters 142–177 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Control and 40 mM NaCl did not differ significantly for the studied traits.

Taxon
Common BeanPhaseolus vulgarist0
Treatment
40 mM NaCle0
Outcome
studied traitse0
Direction
no significant differencese0
Comparator
controle0

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“control and 40 mM NaCl for salinity and control and 50 mg/L for PCSH NPs possessed no significant differences for studied traits”

✓ located verbatim in the source · abstract, characters 1411–1539 · show in text ↑
t0

“Common Bean (Phaseolus vulgaris L.)”

✓ located verbatim in the source · title, characters 142–177 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Control and 50 mg/L nanoparticles did not differ significantly for studied traits.

Taxon
Common BeanPhaseolus vulgarist0
Treatment
50 mg/Le0
Outcome
studied traitse0
Direction
no significant differencese0
Comparator
controle0

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“control and 40 mM NaCl for salinity and control and 50 mg/L for PCSH NPs possessed no significant differences for studied traits”

✓ located verbatim in the source · abstract, characters 1411–1539 · show in text ↑
t0

“Common Bean (Phaseolus vulgaris L.)”

✓ located verbatim in the source · title, characters 142–177 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Antioxidant enzymes and plant weight had higher treatment variability.

Taxon
Common BeanPhaseolus vulgarist0
Treatment
treatmentse0
Outcome
antioxidant enzymes and plant weighte0
Direction
highere0

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“antioxidant enzymes and plant weight represented higher variability upon the treatments”

✓ located verbatim in the source · abstract, characters 1568–1655 · show in text ↑
t0

“Common Bean (Phaseolus vulgaris L.)”

✓ located verbatim in the source · title, characters 142–177 · show in text ↑

sodium chloride · physiology: pigments · Phaseolus vulgaris (common bean)Results differ

10 papers: 1 positive, 9 negative or no effect

8 papers in the same direction as this paper · 1 in the opposite direction

  1. positive
  2. no effect
  3. negative

6 papers more in this group

See all 10 papers →

sodium chloride · growth · Phaseolus vulgaris (common bean)Results differ

43 papers: 5 positive, 38 negative or no effect

37 papers in the same direction as this paper · 5 in the opposite direction

  1. positive
  2. positive
  3. positive

39 papers more in this group

See all 43 papers →

sodium chloride · physiology: water · Phaseolus vulgaris (common bean)Positive and negative results

7 papers: 1 positive, 6 negative or no effect

5 papers in the same direction as this paper · 1 in the opposite direction

  1. positive
  2. negative
  3. negative

3 papers more in this group

See all 7 papers →

sodium chloride · physiology: antioxidant enzymes · Phaseolus vulgaris (common bean)Results agree

3 papers: 0 positive, 3 negative or no effect

2 papers in the same direction as this paper

  1. no effect
  2. negative
See all 3 papers →

sodium chloride · physiology: oxidative · Phaseolus vulgaris (common bean)Results agree

6 papers: 0 positive, 6 negative or no effect

5 papers in the same direction as this paper

  1. negative
  2. negative
  3. negative

2 papers more in this group

See all 6 papers →

nanoparticle · physiology: pigments · Phaseolus vulgaris (common bean)Positive and negative results

14 papers: 13 positive, 1 negative or no effect

12 papers in the same direction as this paper · 1 in the opposite direction

  1. negative
  2. positive
  3. positive

10 papers more in this group

See all 14 papers →

nanoparticle · growth · Phaseolus vulgaris (common bean)Positive and negative results

49 papers: 41 positive, 8 negative or no effect

40 papers in the same direction as this paper · 8 in the opposite direction

  1. no effect
  2. negative
  3. negative

45 papers more in this group

See all 49 papers →

nanoparticle · physiology: water · Phaseolus vulgaris (common bean)Results agree

3 papers: 3 positive, 0 negative or no effect

2 papers in the same direction as this paper

  1. positive
  2. positive
See all 3 papers →

8 of 11 groups shown: named compounds and organisms first, then groups whose results differ (checked claim by claim), then those with positive and negative results, then the smaller groups.

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.