Hydrogenology
Source-linked study record

Molecular hydrogen suppresses activated Wnt/β-catenin signaling

Lin Y, Ohkawara B, Ito M, Misawa N, Miyamoto K, Takegami Y, Masuda A, Toyokuni S, Ohno K. · Scientific reports. 2016;6:31986.

PreclinicalH₂-rich waterPublished 2016Source checked
Study record, not medical adviceThis record reports what the source states. It is not medical advice and does not establish that molecular hydrogen is effective, safe or appropriate for any person.
Quick summary

Study at a glance

Evidence type

Preclinical

Population or model

cell, cells, mouse, rabbit used to study oral and dental health.

Intervention and dose

Full text reports H₂ dissolved in drinking water. Detected intervention quantities or schedules: 1 ml, 100 ml, 100%, 5%, 10%, 50%, 30 mM, 4 μM, 2 μM, 2 min. · H₂-related quantities reported in the intervention passages: 1 ml, 100 ml, 100%, 5%, 10%, 50%, 30 mM, 4 μM, 2 μM, 2 min. Values are not combined across different experimental arms.

Duration

2 min

Reported result

Article-reported result excerpt (24 words maximum): “Addition of Wnt3a or a GSK3 inhibitor, LiCl or BIO, to the culture medium for 24 h increased Topflash reporter activity, which, however, was…” This excerpt is not a complete result summary; consult the linked full text for all positive and null findings.

Main limitation

Preclinical evidence only; findings do not establish a treatment effect in people. Funding or grant information is reported in the full article. No explicit conflict statement was identified in the machine-readable full article; absence is not inferred.

Evidence and classification

What kind of evidence is this?

Evidence type

Preclinical

Reported design

Randomized blinded controlled study

Research topic

Oral and dental health

Administration form

H₂-rich water

Information not yet classified

Some editorial classification fields are still pending. The source-reported outcomes and result are shown below; Hydrogenology does not infer a positive or negative signal from prose automatically.

Reported in the source

Methods

Population or model

cell, cells, mouse, rabbit used to study oral and dental health.

Sample

Preclinical study; group or assay counts reported in the full text include n=3, n=4, n=6, n=9, n=5.

Duration

2 min

Intervention

Full text reports H₂ dissolved in drinking water. Detected intervention quantities or schedules: 1 ml, 100 ml, 100%, 5%, 10%, 50%, 30 mM, 4 μM, 2 μM, 2 min.

Hydrogen form

H₂ dissolved in drinking water — H₂ only unless the full text explicitly reports oxygen co-delivery.

Dose or H₂ specification

H₂-related quantities reported in the intervention passages: 1 ml, 100 ml, 100%, 5%, 10%, 50%, 30 mM, 4 μM, 2 μM, 2 min. Values are not combined across different experimental arms.

Comparator

Control or comparison condition reported in the full article; see the linked methods for arm-specific details.

Reported, not endorsed

Outcomes and reported result

Outcomes measured

clinical symptoms or functional scores, tumor growth or cancer markers, oxidative-stress and antioxidant markers, apoptosis or cell injury, metabolic laboratory measures, neurological or behavioral measures

Reported result

Article-reported result excerpt (24 words maximum): “Addition of Wnt3a or a GSK3 inhibitor, LiCl or BIO, to the culture medium for 24 h increased Topflash reporter activity, which, however, was…” This excerpt is not a complete result summary; consult the linked full text for all positive and null findings.

Extraction completeness

The complete machine-readable article was checked for source identity, methods, intervention quantities, results, tables, funding and conflict declarations. This public record is based on the full article.

A reported association, difference or mechanism is not automatically a clinical benefit.

Interpretation limits

Limitations and applicability

Main methodological cautions

Preclinical evidence only; findings do not establish a treatment effect in people. Funding or grant information is reported in the full article. No explicit conflict statement was identified in the machine-readable full article; absence is not inferred.

Applies directly to

Applies to the reported animal, cell or tissue model, not directly to patients.

No single-study GRADE certainty rating is assigned. Read how records and evidence assessments are prepared.

Sources and status

Sources and record status

Identifiers

PMID: 27558955 · DOI: 10.1038/srep31986

Publisher access

A free full article is available through PubMed Central.

Extraction basis

Official PubMed/PMC full article; source identity, intervention data and declarations re-audited 25 August 2026.

Last reviewed

25 August 2026

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