Intervention effectmodel-written summary

The 0.6% nano-ZnO film maintained cherry tomato soluble solid content over 15 days.

A claim from Preparation and Characterization of Chitosan–Nano-ZnO Composite Films for Preservation of Cherry Tomatoes · 2021

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The 0.6% nano-ZnO film maintained cherry tomato soluble solid content over 15 days.

Treatment
chitosan composite films containing 0.6% nano-ZnOe0
Outcome
soluble solid contente0
Direction
maintainede0
Qualifier
15-day preservation studye0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValue

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

Solanum lycopersicum var. cerasiforme
Solanum lycopersicum var. cerasiforme · TaxonJS · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“In a 15-day preservation study, chitosan composite films containing 0.6% nano-ZnO maintained the soluble solid content of cherry tomatoes”

✓ located verbatim in the source · abstract, characters 1131–1268

Title

Preparation and Characterization of Chitosan–Nano-ZnO Composite Films for Preservation of Cherry Tomatoes

Yu Li; Yu Zhou; Zhouli Wang; et al. Foods 2021. doi:10.3390/foods10123135

Other claims from this paper (2)

Record rev-f3f31b78230840a8a6aa63b3125db88e804c948d9f4c6641ec5eaa01332e46d0 · schema claims-v0.9 · position 1 in the model’s answer

chitosan · molecular: metabolites · Solanum lycopersicum (tomato)Positive and negative results

13 papers: 12 positive, 1 negative or no effect

11 papers in the same direction as this claim · 1 reporting no difference from an alternative

  1. no effect
    Adding starfruit leaf extract to chitosan did not enhance antimicrobial effect over separate treatments.

    The Improvement of Tomato Shelf Life using Chitosan and Starfruit Leaf Extract as Edible Coatings · 2022 · compared with a separate use of chitosan and SFLE

    No difference from an alternative

  2. positive
    Chitosan enhanced accumulation of β-1,3-glucanase, chitinase and PR 14 in treated and untreated upper tomato leaves.

    Antifungal Activity of Chitosan Against Phytophthora infestans and Activation of Defence Mechanisms in Tomato to Late Blight · 2005

    Same direction

  3. positive
    In vivo, 213 KDa chitosan at 6 mg mL −1 had stronger antifungal activity than other treatments.

    Molecular weight‐dependent antifungal activity and action mode of chitosan against Fulvia fulva (cooke) ciffrri · 2010 · compared with others

    Same direction

  4. positive
    At 2 mg per mL, chitosan had the greatest antifungal index.

    Effect of chitosan on three isolates of Rhizopus stolonifer obtained from peach, papaya and tomato · 2010

    Same direction

  5. positive
    CS-MPs partly or fully restored amino acid levels under nitrogen deficiency.

    Chitosan microparticles mitigate nitrogen deficiency in tomato plants · 2024

    Same direction

  6. positive
    Combined foliar and iodine chitosan forms gave higher residual iodine accumulation in tomato fruits.

    Residual effect of biofortified iodine in soil, plant, crop yield and quality of tomato (Solanum lycopersicum L.) · 2022

    Same direction

  7. positive
    Combined priming increased shoot α-tocopherol by 92.1%.

    Bacillus subtilis and chitosan nanoparticles enhance potato virus Y (PVY) tolerance in tomato (Solanum lycopersicum L.) via modulation of antioxidants and secondary metabolites · 2025

    Same direction

  8. positive
    Combined foliar and chitosan iodine forms achieved iodine accumulation in tomato fruits and plants.

    Effect of chitosan iodate complex biofortification on nutrient uptake in ‘shivam’ hybrid of tomato (Solanum lycopersicum L.) · 2023

    Same direction

4 papers more in this group

See all 13 papers →

nanoparticle · molecular: metabolites · Solanum lycopersicum (tomato)Positive and negative results

29 papers: 26 positive, 3 negative or no effect

25 papers in the same direction as this claim · 3 in the opposite direction

  1. negative
    CuO nanoparticle treatment reduced cellulose, hemicellulose, pectin and other monosaccharides in root cell walls.

    Hydrogen sulphide regulates the growth of tomato root cells by affecting cell wall biosynthesis under CuO NPs stress · 2021

    Opposite direction

  2. negative
    Nanoparticle exposure lowered wax crystallization patterns in tomato exocarp.

    La2O3 Nanoparticles Can Cause Cracking of Tomato Fruit through Genetic Reconstruction · 2024

    Opposite direction

  3. negative
    Nano-NPK alone decreased the concentration of other tomato phytochemicals.

    Enhancing tomato phytochemicals and fruit quality through nano-NPK and salicylic acid chemigation · 2025

    Opposite direction

  4. positive
    Cu content increased in tomato tissues under salinity with Cu nanoparticles.

    Responses of Tomato Plants under Saline Stress to Foliar Application of Copper Nanoparticles · 2019

    Same direction

  5. positive
    Nano-vermicompost ameliorated the decline in nitrogen, potassium, and phosphorous content.

    Improving growth and photosynthetic performance of drought stressed tomato by application of nano-organic fertilizer involves up-regulation of nitrogen, antioxidant and osmolyte metabolism · 2021

    Same direction

  6. positive
    Selenium nanoparticles improved the content of beneficial biocompounds in tomato fruits.

    Se Nanoparticles Induce Changes in the Growth, Antioxidant Responses, and Fruit Quality of Tomato Developed under NaCl Stress · 2019

    Same direction

  7. positive
    MAS nanoparticles had antifungal potential similar to tolclofos-methyl.

    Antifungal activity of fabricated mesoporous alumina nanoparticles against root rot disease of tomato caused by Fusarium oxysporium · 2016 · compared with tolclofos-methyl

    Same direction

  8. positive
    20 mg/L nano-Fe3o4 reduced cadmium accumulation in tomato.

    Response of tomato plants to interaction effects of magnetic (Fe3O4) nanoparticles and cadmium stress · 2019

    Same direction

20 papers more in this group

See all 29 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.