- ICH GCP
- US Clinical Trials Registry
- Clinical Trial NCT02615912
A Single-Center, Exploratory Study to Analyze the Dynamics of Skin Microflora Following Exposure to Surfactants
September 26, 2016 updated by: Kimberly-Clark Corporation
The purpose of this study is to understand the changes in skin microflora, skin barrier function, and skin biochemical constituents in response to direct contact with model surfactants used in personal care articles.
The results from this study will provide insights into the complex interaction between the skin microbiome and the epidermis after exposure to surfactants.
Study Overview
Status
Completed
Conditions
Intervention / Treatment
Study Type
Interventional
Enrollment (Actual)
24
Phase
- Not Applicable
Contacts and Locations
This section provides the contact details for those conducting the study, and information on where this study is being conducted.
Study Locations
-
-
Texas
-
Irving, Texas, United States, 75062
- Reliance Clinical Testing Service
-
-
Participation Criteria
Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.
Eligibility Criteria
Ages Eligible for Study
18 years to 60 years (Adult)
Accepts Healthy Volunteers
No
Genders Eligible for Study
All
Description
Inclusion Criteria:
- Healthy Subjects with Fitzpatrick Skin Types I, II or III
Exclusion Criteria:
- Subjects with visible skin disease, tattoos, skin condition, or abnormal skin color
Study Plan
This section provides details of the study plan, including how the study is designed and what the study is measuring.
How is the study designed?
Design Details
- Primary Purpose: Basic Science
- Allocation: N/A
- Interventional Model: Single Group Assignment
- Masking: None (Open Label)
Arms and Interventions
Participant Group / Arm |
Intervention / Treatment |
|---|---|
|
Other: Surfactant Exposure
PEG-40 Hydrogenated Castor Oil (Tagat CH40, Evonik) 1.5% Lauryl glucoside (Plantacare® 1200UP, BASF) 1.5% Sorbitan palmitate (SPANTM 40 (powder), Croda) 1.5% Silwet* DA-63 (Momentive) 1.5% Sodium lauryl sulfate (Sigma Aldrich) 1.0% Water
|
What is the study measuring?
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Type of microbes present on skin after exposure to various surfactants
Time Frame: 4 days
|
Microbes will be identified by metagenomic sequencing
|
4 days
|
|
Amount of microbes present on skin after exposure to various surfactants
Time Frame: 4 days
|
4 days
|
Collaborators and Investigators
This is where you will find people and organizations involved with this study.
Sponsor
Investigators
- Principal Investigator: Barry Reece, MBA, RCTS, Inc.
Publications and helpful links
The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.
General Publications
- Loffler H, Pirker C, Aramaki J, Frosch PJ, Happle R, Effendy I. Evaluation of skin susceptibility to irritancy by routine patch testing with sodium lauryl sulfate. Eur J Dermatol. 2001 Sep-Oct;11(5):416-9.
- Hoffman DR, Kroll LM, Basehoar A, Reece B, Cunningham CT, Koenig DW. Immediate and extended effects of sodium lauryl sulphate exposure on stratum corneum natural moisturizing factor. Int J Cosmet Sci. 2014 Feb;36(1):93-101. doi: 10.1111/ics.12101. Epub 2013 Nov 20.
- Torma H, Lindberg M, Berne B. Skin barrier disruption by sodium lauryl sulfate-exposure alters the expressions of involucrin, transglutaminase 1, profilaggrin, and kallikreins during the repair phase in human skin in vivo. J Invest Dermatol. 2008 May;128(5):1212-9. doi: 10.1038/sj.jid.5701170. Epub 2007 Nov 15.
- Wolcott RD, Gontcharova V, Sun Y, Dowd SE. Evaluation of the bacterial diversity among and within individual venous leg ulcers using bacterial tag-encoded FLX and titanium amplicon pyrosequencing and metagenomic approaches. BMC Microbiol. 2009 Oct 27;9:226. doi: 10.1186/1471-2180-9-226.
- Dowd SE, Callaway TR, Wolcott RD, Sun Y, McKeehan T, Hagevoort RG, Edrington TS. Evaluation of the bacterial diversity in the feces of cattle using 16S rDNA bacterial tag-encoded FLX amplicon pyrosequencing (bTEFAP). BMC Microbiol. 2008 Jul 24;8:125. doi: 10.1186/1471-2180-8-125.
- Wolcott RD, Dowd SE. A rapid molecular method for characterising bacterial bioburden in chronic wounds. J Wound Care. 2008 Dec;17(12):513-6. doi: 10.12968/jowc.2008.17.12.31769.
Study record dates
These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.
Study Major Dates
Study Start
November 1, 2015
Primary Completion (Actual)
December 1, 2015
Study Completion (Actual)
February 1, 2016
Study Registration Dates
First Submitted
October 30, 2015
First Submitted That Met QC Criteria
November 24, 2015
First Posted (Estimate)
November 26, 2015
Study Record Updates
Last Update Posted (Estimate)
September 28, 2016
Last Update Submitted That Met QC Criteria
September 26, 2016
Last Verified
September 1, 2016
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
- 500-15-0004
Plan for Individual participant data (IPD)
Plan to Share Individual Participant Data (IPD)?
Undecided
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.
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