Evidence map›Paper›PMID 39996007›Full record

ArticleFrontiers in nutrition2025

Exosome-like nanovesicles derived from kale juice enhance collagen production by downregulating Smad7 in human skin fibroblasts.

Peihan Hsu, Yuriko Kamijyo, Emiri Koike, Saki Ichikawa, Yifeng Zheng, Tomohiro Ohno, Shigeru Katayama

Abstract read
In one paragraph

Article in Frontiers in nutrition, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

9 citing papers in PubMed.

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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

7 authors.

Peihan HsuDepartment of Agriculture, Graduate School of Science and Technology, Shinshu University, Nagano, Japan.
Yuriko KamijyoDepartment of Agriculture, Graduate School of Science and Technology, Shinshu University, Nagano, Japan.
Emiri KoikeDepartment of Agriculture, Graduate School of Science and Technology, Shinshu University, Nagano, Japan.
Saki IchikawaDepartment of Agriculture, Graduate School of Science and Technology, Shinshu University, Nagano, Japan.
Yifeng ZhengInstitute for Biomedical Sciences, Interdisciplinary Cluster for Cutting Edge Research, Shinshu University, Nagano, Japan.
Tomohiro OhnoYakult Health Foods Co., Ltd., Oita, Japan.
Shigeru KatayamaDepartment of Agriculture, Graduate School of Science and Technology, Shinshu University, Nagano, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Plant-derived exosome-like nanovesicles (ELNs) are critical mediators of cross-kingdom communication, modulating gene expression in animal cells despite their plant origin. In this study, we investigated the effects of glucoraphanin-enriched kale (GEK)-derived ELNs (GELNs) on collagen production in normal human dermal fibroblasts NB1RGB. The ELNs isolated from GEK juice powder had particle sizes similar to those of typical exosomes. GELNs increased type I collagen expression in NB1RGB cells significantly. Microarray analysis demonstrated that GELN-derived total RNA upregulated the expression of genes related to extracellular matrix formation, including those involved in collagen synthesis. Further investigation revealed that microRNA-enriched fraction of GELNs promoted collagen production by inhibiting the expression of Smad7. These findings suggest that GELNs and their microRNA content enhance collagen production through the downregulation of Smad7.

Indexed as

collagenexosome-like nanovesiclesexosomesfibroblastskalemiRNA

Identifiers

PMID39996007
PMCPMC11847687

What OpenQuestion holds

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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.