April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Removing Lrig1-positive stem cells in mice causes temporary loss of sebaceous glands.
October 2005 in “Nature reviews. Molecular cell biology (Print)” Hairless protein is key for hair growth, cell differences cause gene expression variation, and the N-end rule pathway senses nitric oxide for protein breakdown.
22 citations
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November 2017 in “Scientific Reports” The pituitary gland functions normally even after losing most SOX2+ stem cells.
185 citations
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June 2011 in “Molecular and cellular endocrinology” Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.
36 citations
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September 2013 in “PLoS ONE” Sweat gland stem cells help maintain glands, aid wound healing, and can regenerate skin structures.
8 citations
,
March 2020 in “Frontiers in Cell and Developmental Biology” Researchers created immortal human skin cells with constant testosterone receptor activity to study hair loss and test treatments.
46 citations
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August 2006 in “PubMed” A genetic defect causes males in some Mediterranean populations to be born with ambiguous genitalia and develop male traits at puberty.
46 citations
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December 1992 in “The Journal of Steroid Biochemistry and Molecular Biology” Affected males are born with ambiguous genitalia, raised as females, but develop male traits at puberty due to enzyme deficiency.
163 citations
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November 1976 in “Annals of Internal Medicine” Sickle cell anemia causes hormone issues and delayed puberty due to testicular failure.
12 citations
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July 2020 in “Aging” The protein EZH2 blocks microRNA-22, increasing STK40 protein, which helps hair follicle stem cells change and grow hair.
60 citations
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March 2009 in “Dermato-Endocrinology” The exact molecular mechanisms of sebaceous gland function are still unclear.
February 2026 in “International Journal of Molecular Sciences” Removing Lrig1-positive cells in mice leads to temporary loss of sebaceous glands.
November 2025 in “Journal of Investigative Dermatology” Skin-associated cartilage cells can influence hair growth by altering specific signaling pathways.
53 citations
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July 2014 in “American Journal of Physiology-Endocrinology and Metabolism” Testosterone boosts red blood cell production and changes iron metabolism without needing dihydrotestosterone.
146 citations
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May 2002 in “The American journal of pathology” Cathepsin L is essential for normal hair growth and development.
34 citations
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October 1975 in “Biochimica et Biophysica Acta (BBA) - Nucleic Acids and Protein Synthesis”
28 citations
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March 2010 in “Histochemistry and cell biology” Skin cells can help create early hair-like structures in lab cultures.
28 citations
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May 2015 in “Molecular Neurobiology” LSD1 is crucial for regenerating hair cells in zebrafish.
36 citations
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April 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Canine hair follicles have stem cells similar to human hair follicles, useful for studying hair disorders.
May 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Telocytes, cells with long extensions, are vital for hair growth because they produce Wnt signals, which are necessary for hair follicle regeneration.
13 citations
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November 2013 in “Journal of Endocrinology/Journal of endocrinology” Vitamin D receptor helps control hair growth genes in skin cells.
April 2025 in “Molecular Biology Reports” DNMT1 may help treat hypospadias by improving cell function and preventing unwanted cell changes.
April 2019 in “Journal of Investigative Dermatology” Dihydrotestosterone (DHT) increases oil production in skin cells by activating mTOR, and mTOR inhibitors can reduce this effect.
37 citations
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November 2019 in “Journal of Microbiology and Biotechnology” Loliolide can boost hair growth by activating specific cell pathways.
40 citations
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January 1985 in “Tissue and Cell” Sebum production in sebaceous glands is similar to hair growth, involving cell development and degeneration.
1 citations
,
February 2009 in “Journal of Investigative Dermatology” Lipase H is important for hair follicle function and shaping hair fibers.
33 citations
,
March 2015 in “Experimental Dermatology” LHX2 and SOX9 identify unique hair follicle cell groups, crucial for hair maintenance.
April 2018 in “Journal of Investigative Dermatology” Glycogen metabolism is important for energy and processes in human hair follicles, and hair follicles may produce glucose from lactate.
April 2016 in “Journal of Investigative Dermatology” Lymphoid-specific helicase (Lsh) is crucial for skin growth, change, and healing after injury.
421 citations
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September 2003 in “Development” Stem cell behavior varies with stimuli, and lineage changes can happen without affecting stem cell division.