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A Microplate Assay to Assess Chemical Effects on RBL-2H3 Mast Cell Degranulation: Effects of Triclosan without Use of an Organic Solvent

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[Patch testing with sodium lauryl sulfate: benefits and drawbacks in research and practice].

H Löffler¹, I Effendy, R Happle

¹Universitäts-Hautklinik Marburg.

Der Hautarzt; Zeitschrift Fur Dermatologie, Venerologie, Und Verwandte Gebiete

|December 11, 1999

Summary

This summary is machine-generated.

The sodium lauryl sulfate (SLS) patch test is a valuable tool for assessing skin irritation susceptibility. While bioengineering methods offer precise data, they should complement, not replace, visual evaluation for accurate interpretation of skin responses.

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Area of Science:

Dermatology
Skin Physiology
Toxicology

Background:

Sodium lauryl sulfate (SLS) patch testing is a common method to evaluate skin irritation.
Assessing SLS test results can be done visually or using bioengineering techniques.

Purpose of the Study:

To evaluate the utility and interpretation of the sodium lauryl sulfate (SLS) patch test for assessing skin irritation.
To highlight the role of bioengineering methods in conjunction with visual assessment.

Main Methods:

Visual evaluation of skin reactions.
Bioengineering measurements including transepidermal water loss (TEWL), laser Doppler flowmetry, colorimetry, and corneometry.
Consideration of influencing factors like age, test site, and climate.

Main Results:

Transepidermal water loss (TEWL) is the most appropriate bioengineering method for SLS testing.
Laser Doppler flowmetry, colorimetry, and corneometry can provide supplementary data.
Factors such as age, test area, and climate can affect SLS test outcomes.

Conclusions:

The SLS patch test, when used correctly, provides crucial information on skin susceptibility to irritation.
Overreliance on objective bioengineering measurements alone should be avoided; they define phenomena but not causation.
Integrating visual and bioengineering data ensures a comprehensive understanding of skin irritation responses.