 150 citations
,
  October 2010   in “The American Journal of Pathology”
           150 citations
,
  October 2010   in “The American Journal of Pathology”    The document concludes that more research is needed to better understand and treat primary cicatricial alopecias, and suggests a possible reclassification based on molecular pathways.  
      20 citations
,
  December 2010   in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology”
           20 citations
,
  December 2010   in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology”    Decreased CD200 in hair follicles may cause immune issues in some alopecia areata cases.  
               92 citations
,
  December 2005   in “The Journal of clinical investigation/The journal of clinical investigation”    Human hair follicle stem cells can be isolated using specific markers for potential therapeutic use.  
      106 citations
,
  March 2014   in “BioEssays”
           106 citations
,
  March 2014   in “BioEssays”    We need more research to better understand human hair follicle stem cells for improved treatments for hair loss and skin cancer.  
               12 citations
,
  April 2017   in “Experimental and Therapeutic Medicine”    Patients with severe active alopecia areata have lower CD200 expression and an imbalance in their immune system.