November 2025 in “Communications Biology” Human hair contains many different molecules that change along its length, influenced by personal care products.
January 2017 in “Journal of Chemical Biological and Physical Sciences” Human hair keratin genes have unique simple sequence repeats that may help track genetic variations.
40 citations
,
April 1999 in “Journal of Histochemistry & Cytochemistry” S100A3 protein is mainly found in specific parts of human hair cells.
March 2021 in “CRC Press eBooks” The document concludes that different patterns of hair thickness and scalp changes can help diagnose types of non-scarring hair loss.
July 2013 in “University of Southern California Digital Library” New stem cells in nails and sweat glands can regenerate skin and hair.
3 citations
,
February 2022 in “Frontiers in cell and developmental biology” A specific RNA molecule, circCOL1A1, affects the growth and quality of goat hair by interacting with miR-149-5p and influencing cell growth pathways.
9 citations
,
June 2008 in “Springer eBooks” Understanding hair follicle structure is key for treating hair disorders and could help develop new treatments.
107 citations
,
October 2014 in “PeerJ” Hair's molecular structure is mostly consistent, but genetic differences affect lipid types, which could help diagnose diseases.
1 citations
,
January 1963 in “The Anatomical Record” Glyceride levels in mouse skin are higher during hair growth.
8 citations
,
November 2022 in “International Journal of Cosmetic Science” Human hair varies widely and should be classified by curl type rather than race.
Two new mite species were found in a monkey's hair follicles, leading to a new genus and family proposal.
7 citations
,
July 2024 in “Animals” The Shh gene controls cell growth and death in cashmere goat hair follicles, affecting hair growth.
28 citations
,
July 2000 in “PubMed” Hair structure forms the same way inside and outside the body.
34 citations
,
September 2007 in “Experimental Dermatology” The outer layer of Merino wool is rich in sulfur proteins, making it resistant to damage.
9 citations
,
February 2022 in “Archives animal breeding/Archiv für Tierzucht” A circular RNA helps cashmere goat hair cells become hair follicles by blocking a molecule to boost a gene important for hair growth.
248 citations
,
April 1988 in “Differentiation” Human and bovine hair follicles have distinct cytokeratins specific to hair-forming cells.
6 citations
,
January 1997 in “Medical Mycology” The fungus Piedraia hortae damages hair by slowly breaking down its layers, leading to long-lasting infection.
1 citations
,
August 1992 in “Proceedings annual meeting Electron Microscopy Society of America” Mammoth hair from different ages shows distinct surface textures and elemental compositions.
2 citations
,
January 2010 Tianzhu white yak hair varies in structure and density between fuzz and coarse hair.
October 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” Quercetin boosts hair follicle stem cell growth and survival in cashmere goats.
July 2026 in “Advanced Science” A new adhesive coating from scallop protein boosts hair growth better than minoxidil.
19 citations
,
November 1993 in “Mammalian Genome” A gene mutation in mice causes permanent hair loss and skin issues.
21 citations
,
January 1995 in “Molecular Biology Reports” Scientists discovered two versions of a new human hair keratin gene.
236 citations
,
January 1951 in “Physiological zoology” Hair growth and pigmentation in mice involve specific stages crucial for research.
12 citations
,
January 1988 in “YAKUGAKU ZASSHI” Certain natural extracts can promote hair regrowth.
February 2023 in “Molecules” Cactus extract from Notocactus ottonis may help promote hair growth.
19 citations
,
July 2004 in “Australasian Journal of Dermatology” Her hair grew back normally after she stopped rubbing it.
2 citations
,
November 2024 in “PeerJ” Long non-coding RNAs play a role in hair growth stages of Hetian sheep, affecting wool quality.
9 citations
,
January 2021 in “Biomolecules” Infrared spectral imaging can map hair growth proteins and sugars without staining.
205 citations
,
April 2005 in “Journal of Investigative Dermatology” Scientists have found a way to create hair follicles from skin cells of newborn mice, which can grow and cycle naturally when injected into adult mouse skin.