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nano-silver gel for Normal Subjects
Study Summary
The purpose of this pilot study is to compare the antimicrobial efficacy of silver nanoparticle gel to a commercialized alcohol-based hand gel on bacterial counts isolated from the hands of 40 volunteers seeded with Serratia marcescens, a surrogate microbial marker. Specific aims of this study are: Aim #1: Compare the immediate antimicrobial efficacy of a one-time application of silver nanoparticle gel (SilvaSorb , AcryMed, Inc., Portland, OR) versus an alcohol-based hand gel (Purell, GoJo Industries, Akron, OH) in reducing transient bacterial counts isolated from hands seeded with S. marcescens. Aim # 2: Compare the persistent antimicrobial efficacy of a one-time application of silver nanoparticle gel (SilvaSorb) versus an alcohol-based hand gel (Purell) over a 10 minute time frame in producing a persistent reduction on transient bacterial counts isolated from hands seeded with S. marcescens. Aim # 3: Compare user acceptability of silver nanoparticle gel (SilvaSorb) versus an alcohol-based hand gel (Purell) using a self-assessment questionnaire.
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