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Optimized Workflow for Iterative Bleaching Extends Multiplexity Imaging of Highly Autofluorescent Clinical Samples
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Reference values of skin autofluorescence.

M Koetsier1, H L Lutgers, C de Jonge

  • 1Department of BioMedical Engineering, University Medical Center Groningen and University of Groningen, The Netherlands.

Diabetes Technology & Therapeutics
|April 15, 2010
PubMed
Summary
This summary is machine-generated.

Skin autofluorescence (AF) increases with age and is higher in smokers. Reference values for healthy Caucasians show gender influences AF only in smokers, providing clinical insights.

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Area of Science:

  • Biomedical Engineering
  • Clinical Diagnostics

Background:

  • Skin autofluorescence (AF) measured by the AGE Reader is a noninvasive prognostic marker for diabetes and cardiovascular risk.
  • Establishing reference values in healthy populations is crucial for accurate clinical interpretation.

Purpose of the Study:

  • To provide reference values for skin AF in healthy Caucasian control subjects.
  • To analyze the influence of age, tobacco smoking, and gender on skin AF.

Main Methods:

  • Analyzed skin AF data from 428 healthy Caucasian subjects using the AGE Reader and its predecessor.
  • Employed linear regression to determine age-dependent reference values.
  • Investigated the effects of tobacco smoking and gender on skin AF.

Main Results:

  • Skin AF increases linearly with age (approx. 0.023 AU/year up to 70 years).
  • Tobacco smoking significantly increases skin AF by 0.16 AU.
  • Among smokers, females exhibit higher skin AF than males (0.2 AU difference).

Conclusions:

  • Established age-specific reference values for skin AF in healthy Caucasians.
  • Identified age as a primary determinant of skin AF, with significant interactions involving smoking and gender.
  • The findings support the clinical utility of skin AF measurements.