Evidence map›Paper›PMID 40621051›Full record

ArticleFrontiers in plant science2025

Breeding indoor watercress for enhanced crop biofortification: harnessing natural variation of wild germplasm.

Yufei Qian, Ella Katz, Daniel J Kliebenstein, Gail Taylor

Abstract read
In one paragraph

Article in Frontiers in plant science, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Yufei QianDepartment of Plant Sciences, University of California, Davis, Davis, CA, United States.
Ella KatzDepartment of Plant Sciences, University of California, Davis, Davis, CA, United States.
Daniel J KliebensteinDepartment of Plant Sciences, University of California, Davis, Davis, CA, United States.
Gail TaylorDepartment of Plant Sciences, University of California, Davis, Davis, CA, United States.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We quantified the natural genetic variation of a diverse collection of wild watercress germplasm, consisting of 32 accessions collected from 16 locations in nine countries worldwide and grown in a controlled indoor environment with contrasting blue light regimes. Significant phenotypic diversity was identified for all three categories of traits: morphology and yield varied by 68% across the population (leaf size, biomass production, and stem length), with sensory (sugar content and brix), and nutritional quality (glucosinolates, vitamin C, carotenoids) varying by 45% and 43% respectively. Using two LED light regimes, control and additional blue light exposure, revealed that the watercress nutritional profile is plastic, and that the magnitude and direction of plastic responses vary depending on genotype and trait. Two glucosinolate compounds responded differently to blue light, as indolyl-3-methyl-glucosinolate increased while 4-phenylbutyl-glucosinolate decreased, but the other glucosinolate compounds tested, namely, 6-methyl-sulfinyloctyl-glucosinolate, 7-methyl-sulfinyloctyl-glucosinolate, 8-methyl-sulfinyloctyl-glucosinolate, and 2-phenylethyl-glucosinolate, showed varying responses to blue light depending on genotype. Carotenoids, especially lutein, increased consistently across the population under the additional blue light treatment, while vitamin C, glucose, and antioxidant capacity (Ferric reducing antioxidant power of plasma) all decreased after the blue light treatment. Plants were smaller and had lower biomass, but developed more leaves and branches under additional blue light. Using this phenotypic information, we identified donor germplasm lines and proposed a breeding scheme for improved nutrition and flavor alongside enhanced yield in indoor, controlled environments where there is a paucity of data. Six elite genotypes were selected that will produce a new progeny population of favorable characteristics in this powerhouse leafy-green crop.

Indexed as

biofortificationcontrolled environment agriculture (CEA)glucosinolatesindoor cultivationphenotypingphotomorphogenesispre-breedingwatercress (Nasturtium officinale)

Identifiers

PMID40621051
PMCPMC12226469

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.