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Anti‐Wrinkle Therapy: Significant New Findings in the Non‐Invasive Cosmetic Treatment of Skin Wrinkles with Beta‐Glucan

2005· article· en· W2035269936 on OpenAlexaff
Rajamohanan K Pillai, T. Michael Redmond, J Röding

Bibliographic record

VenueInternational Journal of Cosmetic Science · 2005
Typearticle
Languageen
FieldMedicine
TopicSkin Protection and Aging
Canadian institutionsUniversity of Alberta
Fundersnot available
KeywordsWrinkleDermisHuman skinBeta-glucanEx vivoGlucanPenetration (warfare)MoisturizerIn vivoMedicineDermatologyChemistryBiomedical engineeringPathologyBiologyFood scienceBiochemistryBiotechnology

Abstract

fetched live from OpenAlex

Oat beta‐glucan is a water soluble, linear polymer of glucose consisting of 1,4 (70%) and 1,3 (30%) linkages with an average molecular weight of 1 × 106 Da. Scientific reports indicate beta‐glucan is a film‐forming moisturizer, a biological response modifier, and a promoter of wound healing. Our objective was to study the penetration of oat (1,4:1,3) beta‐glucan in human skin models and to evaluate clinically its efficacy for reducing fine‐lines and wrinkles. Penetration studies performed on human abdominal skin used a single application of 0.5% beta‐glucan solution at a dose of 5 mg per cm2. The results showed that beta‐glucan, despite its large molecular size, deeply penetrated the skin into the epidermis and dermis. A clinical study of 27 subjects was performed to evaluate the effects of beta‐glucan on facial fine‐lines and wrinkles. After 8 weeks of treatment, digital image analysis of silicone replicas indicated a significant reduction of wrinkle depth and height, and overall roughness. This work is the first ex vivo and in vivo demonstration of the physiological effects of beta‐glucan in the penetration and restructuring of human tissue. The study supports the use of oat beta‐glucan in the care and maintenance of healthy skin and the cosmetic treatment of the signs of aging.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.001
metaresearch head score (Gemma)0.001
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.002
Threshold uncertainty score0.008

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.001
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0010.001
Bibliometrics0.0010.001
Science and technology studies0.0000.001
Scholarly communication0.0010.001
Open science0.0010.000
Research integrity0.0010.002
Insufficient payload (model declined to judge)0.0020.001

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.027
GPT teacher head0.317
Teacher spread0.290 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designBench or experimental
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations62
Published2005
Admission routes1
Has abstractyes

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