759 citations
,
February 2009 in “Current Biology” Hair follicles are complex, dynamic mini-organs that help us understand cell growth, death, migration, and differentiation, as well as tissue regeneration and tumor biology.
137 citations
,
April 2015 in “Nature Reviews Molecular Cell Biology” Different types of stem cells with unique roles exist in blood, skin, and intestines, and this variety is important for tissue repair.
86 citations
,
October 2005 in “Experimental Dermatology” The Foxn1 gene mutation causes hairlessness and immune system issues, and understanding it could lead to hair growth disorder treatments.
28 citations
,
November 2013 in “The journal of investigative dermatology/Journal of investigative dermatology” GMG-43AC may help reduce unwanted hair growth and treat certain hair loss conditions.
27 citations
,
August 2014 in “Wiley interdisciplinary reviews. Developmental biology” The skin and thymus develop similarly to protect and support immunity.
April 2017 in “Journal of Investigative Dermatology” Eating a lot of fat increases PKCβ and inflammation in skin fat cells, which affects skin and hair health.
11 citations
,
June 2012 in “Journal of Dermatological Science” Scientists identified a group of human skin cells with high growth and regeneration potential.
349 citations
,
January 2005 in “The FASEB journal” Human skin can make serotonin and melatonin, which help protect and maintain it.
204 citations
,
October 1999 in “EMBO journal” Overexpression of activin A in mice skin causes skin thickening, fibrosis, and improved wound healing.
57 citations
,
June 2003 in “American Journal of Physiology-cell Physiology” Cyclosporin A helps mice grow hair by blocking a specific protein activity in skin cells.
105 citations
,
February 1996 in “Journal of biological chemistry/The Journal of biological chemistry” The TGM3 gene's promoter region is key for skin and hair cell function and may aid gene therapy.
99 citations
,
January 2014 in “Nature communications” Scientists created stem cells that can grow hair and skin.
51 citations
,
May 2021 in “Nature Communications” High proliferation and cell delamination drive early skin development, while later stages may not rely on cell division orientation.
1 citations
,
July 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Removing centrosomes from skin cells leads to thinner skin and stops hair growth, but does not greatly affect skin cell differentiation.
41 citations
,
October 2008 in “The American journal of pathology” Blocking a specific protein signal can make hair grow on mouse nipples.
165 citations
,
September 2003 in “Toxicology and applied pharmacology” Blocking COX, especially COX-2, in the skin can reduce inflammation and pain and may help prevent skin cancer.
118 citations
,
January 2016 in “Current Topics in Developmental Biology” The document concludes that while significant progress has been made in understanding skin biology and stem cells, more research is needed to fully understand their interactions with their environment.
56 citations
,
July 2005 in “Experimental Dermatology” Injected human hair follicle cells can create new, small hair follicles in skin cultures.
46 citations
,
June 2015 in “Journal of Investigative Dermatology” Androgen receptor activity blocks Wnt/β-catenin signaling, affecting hair growth and skin cell balance.
43 citations
,
December 2008 in “Molecular biology of the cell” Disrupting Smad4 in mouse skin causes early hair follicle stem cell activity that leads to their eventual depletion.
40 citations
,
October 2002 in “Endocrinology” Vitamin D3 analogs can promote hair growth in mice genetically prone to hair loss.
28 citations
,
March 2010 in “Histochemistry and cell biology” Skin cells can help create early hair-like structures in lab cultures.
25 citations
,
March 2017 in “Experimental Dermatology” The document concludes that understanding hair follicles requires more research using computational methods and an integrative approach, considering the current limitations in hair treatment products.
21 citations
,
November 2010 in “Journal of molecular medicine” FoxN1 gene is essential for proper thymus structure and preventing hair loss.
19 citations
,
January 2018 in “Scientific Reports” Non-immune factors play a significant role in alopecia areata.
18 citations
,
April 2014 in “Stem cells” The study found stem cells in minor salivary glands that can differentiate and are involved in tumor formation when exposed to tobacco.
15 citations
,
July 2004 in “Journal of morphology” Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.
9 citations
,
July 2008 in “Oncology Reports” HPV16-transformed cells can change human skin cell properties, aiding tumor growth.
9 citations
,
January 2008 in “Acta histochemica et cytochemica” COX-2 levels change during the hair cycle and affect skin and hair growth.
5 citations
,
December 2017 in “Tissue and cell/Tissue & cell” Researchers found stem cells in dog hair follicles using specific markers.