January 2024 in “Journal of tissue engineering” Sunlight exposure damages hair follicles, but certain stem cell-derived particles can reduce this damage and help with hair regeneration.
42 citations
,
December 2019 in “Steroids” Body hair isn't a good substitute for scalp hair in steroid analysis.
14 citations
,
September 2019 in “Forensic Science International Genetics” Hair keratin proteins can be reliably identified in hair as short as 0.12 cm, with 0.5 to 2 cm being the best length for analysis.
3 citations
,
January 2021 in “FEBS open bio” Camellia japonica extract may improve scalp health and promote hair growth.
24 citations
,
April 2013 in “PLOS ONE” TNFα, IFNγ, and Substance P significantly affect prolactin levels in human skin, suggesting new treatments for skin and hair conditions.
73 citations
,
December 2015 in “Nature Genetics” Mutations in TBX3 cause horses to have more even hair color instead of Dun camouflage.
21 citations
,
June 2023 in “Proceedings of the National Academy of Sciences” Tightly curled scalp hair helps reduce heat from the sun, protecting against overheating.
13 citations
,
September 2021 in “Current Issues in Molecular Biology” Dexpanthenol helps human hair follicle cells grow by preventing aging and death, and by supporting growth signals.
2 citations
,
November 2024 in “JAAD reviews.” Certain drugs can change hair color, either lightening or darkening it.
January 2026 in “Lab on a Chip” Organoids and hair-on-chip technologies show promise for hair regeneration but face clinical challenges.
February 2025 in “Natural Product Communications” Aloe vera, Centella asiatica, Green Tea, and Pueraria mirifica extracts together boost hair growth by enhancing stem cell properties.
July 2024 in “International Journal of Molecular Sciences” Nannochloropsis salina fermented oil may help treat hair loss by promoting hair growth and reducing oxidative stress.
November 2023 in “Frontiers in Medicine” The method effectively mimics shaving damage on skin for testing skincare products.
January 2022 in “Food Science and Technology” The herbal mixture could potentially improve hair loss.
37 citations
,
August 2020 in “BMC Genomics” Hair greying is mainly influenced by age, with genetics playing a smaller role.
1 citations
,
November 2022 in “DOAJ (DOAJ: Directory of Open Access Journals)” Male and female human hairs have different microscopic structures that can help in forensic analysis.
88 citations
,
May 2024 in “Journal of Extracellular Vesicles” Extracellular vesicles show promise as treatments but need more research for safety and effectiveness.
84 citations
,
July 2003 in “European journal of biochemistry” Mouse skin can produce and process serotonin, with variations depending on hair cycle, body location, and mouse strain.
8 citations
,
September 2016 in “Reviews in Endocrine and Metabolic Disorders” Skin health and diseases are closely linked to metabolic processes.
1 citations
,
August 2025 in “Journal of Investigative Dermatology” Genetic studies on hair traits can improve understanding of health and disease.
1 citations
,
March 2021 in “Journal of Investigative Dermatology” Sirolimus can reduce tumor cell size in TSC-related skin tumors, but continuous treatment is needed to maintain benefits.
1 citations
,
July 2015 in “British Journal of Dermatology” Imiquimod improved skin pigmentation in most patients with xeroderma pigmentosum and may prevent further skin cancer, but some treatments can have side effects.
January 2022 in “Pastic and aesthetic research” PRP helps skin regeneration but needs standardized testing for consistent results.
October 2024 in “Preprints.org” Hair helps prevent scalp skin cancer by supporting immune protection.
14 citations
,
December 2021 in “International journal of molecular sciences” Growth hormone levels affect hair growth and loss, with too much causing excess hair and too little leading to hair loss.
425 citations
,
June 2020 in “Nature” Scientists created human skin with hair from stem cells, which could help treat hair loss and skin conditions.
30 citations
,
January 1963 in “PubMed” 8 citations
,
January 2020 in “PeerJ” Alopecia Areata causes significant structural and compositional changes in hair.
May 2021 in “International journal of developmental research” Estrogens and progesterone are key in regulating melasma pigmentation.
70 citations
,
December 2004 in “Proceedings of the National Academy of Sciences” BMP signaling affects hair color by interacting with the MC-1R pathway.