45 citations
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  July 2009   in “Journal of Investigative Dermatology”    The S100A4 protein is more common in psoriatic skin and could be a target for treating psoriasis.  
     
           72 citations
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  June 2001   in “Journal of Investigative Dermatology”    S100A4 and S100A6 proteins may activate stem cells for hair follicle regeneration and could be potential targets for hair loss treatments.  
     
           62 citations
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  November 2009   in “Aging Cell”    Hedgehog signaling helps keep hair follicle stem cells the same in both young and old human skin.  
     
           417 citations
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  September 2005   in “PLoS biology”    Understanding gene expression in hair follicles can reveal insights into hair growth and disorders.  
     
           225 citations
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  April 2018   in “Journal of Investigative Dermatology”    Two main types of fibroblasts with unique functions and additional subtypes were identified in human skin.