44 citations
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May 1997 in “Journal of Biological Chemistry” The human keratin 6a gene's specific sequences trigger expression in skin layers after injury.
38 citations
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October 2014 in “Current Opinion in Endocrinology, Diabetes and Obesity” 5-alpha reductase deficiency leads to male sexual development issues and treatments like finasteride help with prostate enlargement and hair loss.
February 2022 in “Research Square (Research Square)” LGR5 is a marker found in hair follicle stem cells in various species and is important for hair growth and skin repair.
April 2018 in “Journal of Investigative Dermatology” Id2 gene helps keep hair follicle stem cells inactive.
26 citations
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May 2016 in “Journal of biological chemistry/The Journal of biological chemistry” sPLA2-IIE is crucial for normal hair follicle structure and skin health.
73 citations
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June 2006 in “Animal genetics” The FGF5 gene determines hair length in dogs.
18 citations
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October 2021 in “Frontiers in Physiology” Lipocalin-Type Prostaglandin D2 Synthase (L-PGDS) is a protein that plays many roles in the body, including sleep regulation, pain management, food intake, and protection against harmful substances. It also affects fat metabolism, glucose intolerance, cell maturation, and is involved in various diseases like diabetes, cancer, and arthritis. It can influence sex organ development and embryonic cell differentiation, and its levels can be used as a diagnostic marker for certain conditions.
1 citations
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October 2022 in “Veterinary pathology” Some canine hair follicle tumors contain amyloid deposits, with a protein called CK5 involved in their formation.
November 2023 in “Journal of Investigative Dermatology” Removing GRK2 in skin cells causes hair loss similar to immune-related alopecia.
4 citations
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January 2017 in “Journal of pediatric endocrinology & metabolism/Journal of pediatric endocrinology and metabolism” Two different mutations in the vitamin D receptor gene cause different symptoms and responses to treatment in Lebanese patients with hereditary rickets.
June 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Dopaminergic neurons in the gut have distinct subtypes, some releasing both dopamine and acetylcholine.
8 citations
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January 2015 in “Genetics and molecular research” Researchers found four key proteins that affect the development of a specific hair type in Yangtze River Delta white goats.
46 citations
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May 1995 in “Proceedings of the National Academy of Sciences” A specific gene region can control targeted and responsive gene expression in mice, useful for skin disorder treatments.
58 citations
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February 2013 in “Journal of Biological Chemistry” LGR5 mainly stays inside cells, moving to the trans-Golgi network, and this process is important for its role in cell signaling.
September 2016 in “Journal of Dermatological Science” Certain gene mutations in Japanese people are linked to different types of hair loss, with some causing mild hair thinning and others leading to complete baldness.
December 2023 in “International Journal of Molecular Sciences” Men with early balding showed higher levels of certain genes linked to hair loss and possibly prostate cancer.
November 2022 in “Journal of Investigative Dermatology” The fragrance cyclohexyl salicylate helps promote hair growth and increase hair stem cell numbers.
29 citations
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September 2018 in “Journal of the American Heart Association” EP 2 receptor is essential for heart repair by helping macrophages work properly.
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” The reconstructed skin model from hair follicles functions like human skin in processing chemicals and can be used to test ingredient safety.
7 citations
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January 2025 in “Journal of Experimental & Clinical Cancer Research” PRMT5 inhibitors effectively fight adenoid cystic carcinoma in salivary glands.
25 citations
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January 2014 in “Annals of Dermatology” Sfrp2 increases during hair follicle catagen phase and slows keratinocyte growth.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Tet1/2/3 enzymes affect hair follicle cell development by influencing BMP signaling.
2 citations
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April 2008 in “PubMed” A gene mutation causes monilethrix in a Chinese family.
16 citations
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January 2012 in “European Journal of Endocrinology” The study suggests certain ACE gene variations are more common in women with PCOS and may be linked to increased insulin resistance.
January 2023 in “Open Life Sciences” VEGFR-2 activation is likely involved in hair follicle growth, survival, and development.
November 2025 in “Journal of Investigative Dermatology” Certain CD8+ T cells attack hair follicles in alopecia areata, suggesting they could be targeted for treatment.
January 2009 in “ScholarlyCommons (University of Pennsylvania)” The P133R mutation in AKR1D1 enzyme causes harmful bile acid buildup, explaining related health issues.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Tet2 and Tet3 enzymes are important for controlling hair growth and shape by affecting gene activity and DNA structure in hair follicles.
May 2025 in “Frontiers in Genetics” A new genetic variant in the LIPH gene causes hair growth issues in a Chinese patient.
9 citations
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May 2019 in “Medicine” The C-allele and CC-genotype in the PTPN22 gene lower the risk of alopecia areata.