115 citations
,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
11 citations
,
October 2015 in “Clinical and Experimental Dermatology” Sophora flavescens extract helps hair growth and treats hair loss.
1 citations
,
January 2016 in “Journal of Microbial & Biochemical Technology” The Free Androgen Index (FAI) is the best indicator of early hair loss in men before age 30.
April 2025 in “Egyptian journal of Immunology” Calprotectin levels are higher in alopecia areata patients, indicating systemic inflammation.
10 citations
,
November 2017 in “Advances in Dermatology and Allergology” Scalp involvement in pemphigus means the disease is more severe and harder to treat.
2 citations
,
August 2020 in “Clinical, Cosmetic and Investigational Dermatology” The hair-growth formula with L-cystine helps protect and grow hair cells.
291 citations
,
April 2010 in “Gastroenterology” Certain proteins, Lgr5 and Lgr6, are important markers of adult stem cells and are involved in tissue repair and cancer development.
42 citations
,
June 2012 in “Clinical and Experimental Dermatology” Black dots under trichoscopy can appear in different hair and scalp conditions, not just in alopecia areata.
November 2025 in “Frontiers in Nutrition” Olive leaf extract may help reduce aging signs in postmenopausal women.
October 2024 in “Frontiers in Oncology” Keratin 18 helps diagnose and predict cancer progression and affects cancer growth and spread.
4 citations
,
January 2019 in “International journal of molecular sciences” Genetically modified sheep with more β-catenin grew more wool without changing the wool's length or thickness.
70 citations
,
December 2004 in “Differentiation” The study identified and characterized new keratin genes linked to hair follicles and epithelial tissues.
14 citations
,
October 2021 in “Dermatology and Therapy” UV exposure accelerates skin aging by altering elastin, leading to wrinkles.
March 2015 in “Polish Journal of Public Health” Blood vessel patterns in skin diseases relate to certain blood markers in systemic sclerosis but not in psoriasis or psoriatic arthritis, and may indicate circulation issues in alopecia.
61 citations
,
September 2010 in “Genomics” The study found that immune responses disrupt hair growth cycles, causing hair loss in alopecia areata.
September 2025 in “Experimental & Molecular Medicine” Small molecules KY19382 and KY19334 may help treat skin cancer by reducing CDK1 levels and blocking harmful cell signals.
13 citations
,
June 2010 in “Journal of dermatological treatment” Diphencyprone is effective for treating patchy hair loss in alopecia areata, but tacrolimus is not.
April 2016 in “Journal of Investigative Dermatology” Boosting HGF signaling could improve the creation of hair follicles in lab-made skin.
2 citations
,
November 2007 in “Journal of Investigative Dermatology” Fluocinolone acetonide slows down hair follicle stem cells but speeds up skin cell growth in mice.
September 2017 in “Journal of Investigative Dermatology” Researchers created human cells that can turn into sebocytes, which may help study and treat skin conditions like acne.
41 citations
,
June 2010 in “Journal of Investigative Dermatology” New cells are added to the hair's dermal papilla during the active growth phase.
2 citations
,
December 2022 in “Scientific Data” The study maps how genes are regulated during mouse hair growth.
April 2019 in “Journal of Investigative Dermatology” Removing REDD1 in mice increases skin fat by making fat cells larger and more numerous.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Researchers found a new way to isolate sweat glands from the scalp for study and culture.
5 citations
,
May 2020 in “Life science alliance” Removing integrin α3β1 from hair stem cells lowers skin tumor growth by affecting CCN2 protein levels.
99 citations
,
January 2014 in “Nature communications” Scientists created stem cells that can grow hair and skin.
96 citations
,
April 2007 in “Journal of Investigative Dermatology” Grafted rodent and human cells can regenerate hair follicles, but efficiency decreases with age.
37 citations
,
January 2009 in “The Journal of Dermatology” Hair follicle stem cells can turn into various cell types and help repair nerves.
11 citations
,
June 2012 in “Journal of Dermatological Science” Scientists identified a group of human skin cells with high growth and regeneration potential.
1 citations
,
January 2008 in “Springer eBooks” Hair follicle stem cells can turn into many cell types and may help repair nerve damage and have other medical uses.