295 citations
,
May 2016 in “Journal of the American Academy of Dermatology” This review examines the immunological aspects of alopecia areata, focusing on genetic, neuroimmunological, and immune privilege factors, but does not report new clinical findings.
84 citations
,
February 2015 in “Experimental Dermatology” This review discusses the role of PPARs in skin health, suggesting both potential benefits and adverse effects, but reports no new experimental results; the authors emphasize the need for more research to understand these pathways.
58 citations
,
January 2015 in “Journal of the American Academy of Dermatology” Pioglitazone may help treat lichen planopilaris, but more research is needed.
98 citations
,
July 2014 in “Trends in Molecular Medicine” This article discusses the role of human hair follicles in neuroendocrinology and suggests potential new therapeutic targets by examining how neuromediators influence hair growth, pigmentation, and stem cell biology in organ cultures.
28 citations
,
November 2013 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that the selective PPARγ modulator GMG-43AC may inhibit unwanted hair growth by inducing catagen phase while preserving hair follicle epithelial progenitor cells, suggesting potential in anti-hirsutism therapy.
33 citations
,
October 2013 in “Journal of The American Academy of Dermatology” In this study, pioglitazone treatment in patients with lichen planopilaris showed limited success, with significant improvement seen in only a minority of cases.
53 citations
,
September 2013 in “Journal of Investigative Dermatology” This study suggests that cultured hair follicle dermal sheath cup cells exhibit immune privilege properties, partly through the expression of PD-L1, which impacts co-cultured immune cells' behavior.
220 citations
,
June 2013 in “The Journal of Pathology” This study found that immune privilege collapse in the hair follicle bulge and associated immune responses may contribute significantly to the pathogenesis of lichen planopilaris, suggesting a potential autoimmune basis for the disease.
27 citations
,
January 2013 in “The journal of investigative dermatology/Journal of investigative dermatology” This study identified somatostatin as a potential secretory factor contributing to the immune privilege of human hair follicles.
4 citations
,
May 2012 in “Journal of Investigative Dermatology” This symposium discussed the role of lipids, inflammation, and stem cells in cicatricial alopecia but reports no new research findings; it highlights lipid pathways as significant in these hair disorders.
22 citations
,
April 2011 in “Anais Brasileiros de Dermatologia” This report describes two cases where lichen planopilaris may have compromised the hair follicles in both donor and recipient areas following follicular unit transplantation.
150 citations
,
October 2010 in “The American Journal of Pathology” This review discusses the pathogenesis and challenges in treating primary cicatricial alopecia, highlighting the need to understand immune protection collapse in hair follicle stem cells; it reports no new clinical results.
105 citations
,
December 2009 in “Archives of dermatology” This overview discusses primary cicatricial alopecias, focusing on lichen planopilaris, and highlights the challenges in treatment and the progressive nature of hair loss despite symptom management, without providing new clinical results.
39 citations
,
November 2009 in “Clinical and Experimental Dermatology” This study reports that in primary cicatricial alopecias, increased expression of certain immune markers in the hair-follicle bulge suggests a collapse of immune privilege, which may contribute to follicle destruction.
759 citations
,
February 2009 in “Current Biology” This review summarizes fundamental concepts and recent advancements in hair follicle biology, including insights from mouse models into broader molecular and cellular processes relevant to regeneration and development.
35 citations
,
July 2008 in “Dermatologic therapy” This review discusses current hypotheses about cicatricial alopecia's pathogenesis, including lymphocyte-mediated mechanisms and sebaceous gland defects, and reports no new results, emphasizing the need for systematic research.
98 citations
,
May 2008 in “British Journal of Dermatology” This review discusses evidence-based guidance for managing primary cicatricial alopecias but reports no new clinical results, highlighting significant gaps in knowledge and the need for more quality trials.
159 citations
,
November 2007 in “American Journal of Pathology” In this study, researchers found that substance P triggered premature catagen development and immune changes in human scalp hair follicles, providing a possible biological link between stress and hair loss conditions like telogen effluvium and alopecia areata.
286 citations
,
August 2007 in “Journal of Clinical Investigation” This review examines the interplay of genetics and neuroimmunology in alopecia areata, highlighting its potential to inform broader autoimmunity research, but reports no new findings.
550 citations
,
December 2005 in “The Journal of clinical investigation/The journal of clinical investigation” This study found that bulge cells marked by CD200+ in human hair follicles show high colony-forming efficiency, suggesting successful enrichment of keratinocyte stem cells.
1279 citations
,
November 2005 in “Nature Medicine”
208 citations
,
December 2003 in “Journal of Investigative Dermatology” This study found that dermal papilla and peribulbar dermal sheath cup cells in mice can both induce hair follicle formation, suggesting they may have similar functional roles in hair growth.
112 citations
,
February 2001 in “Journal of Investigative Dermatology” This study found that substance P and calcitonin-gene-related peptide have different roles in regulating hair growth in mice, with substance P promoting anagen progression and calcitonin-gene-related peptide inhibiting it.
1113 citations
,
August 1999 in “The New England Journal of Medicine” This article discusses the biologic and psychosocial significance of hair, the current limitations in hair growth drugs, and anticipates future therapies based on advancing hair follicle research.
57 citations
,
August 1999 in “Archives of dermatology” Hair follicles grow hair and release it through the skin.
226 citations
,
February 1999 in “British Journal of Dermatology” This study reported that a treatment regimen of oral rifampicin and clindamycin for 10 weeks effectively managed folliculitis decalvans, with most patients experiencing no recurrence after one or multiple courses.