Hyaluronate Fragments Reverse Skin Atrophy by a CD44-Dependent Mechanism
2006

Hyaluronate Fragments Reverse Skin Atrophy

Sample size: 6 publication 10 minutes Evidence: moderate

Author Information

Author(s): Kaya Gürkan, Tran Christian, Sorg Olivier, Hotz Raymonde, Grand Denise, Carraux Pierre, Didierjean Liliane, Stamenkovic Ivan, Saurat Jean-Hilaire

Primary Institution: Department of Dermatology, University of Geneva, Geneva, Switzerland

Hypothesis

Can topical administration of hyaluronate fragments improve skin atrophy?

Conclusion

Topical application of intermediate-size hyaluronate fragments can significantly improve skin thickness in patients with skin atrophy.

Supporting Evidence

  • Topical application of intermediate-size hyaluronate fragments led to significant skin thickening in patients with skin atrophy.
  • Hyaluronate fragments induced keratinocyte proliferation in vitro and in vivo.
  • CD44 receptor was essential for the proliferative response to hyaluronate fragments.
  • Patients with skin atrophy showed marked improvement after one month of treatment with hyaluronate fragments.

Takeaway

Using special pieces of a substance called hyaluronate on the skin can help make thin, aged skin thicker and healthier.

Methodology

The study involved applying different sizes of hyaluronate fragments to skin samples from mice and humans to observe effects on skin thickness and cell proliferation.

Potential Biases

Potential bias in patient selection and the small sample size may affect the results.

Limitations

The study primarily focused on specific patient groups and may not generalize to all populations.

Participant Demographics

Participants included six patients with age-related or corticosteroid-related skin atrophy, aged 60 to 88 years.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pmed.0030493

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