949 citations
,
January 2001 in “Cell” Adult mouse skin contains stem cells that can create new hair, skin, and oil glands.
Adenosine and caffeine can promote hair growth.
The research found that people's hair proteins vary, especially by ethnicity and body part, which could help identify individuals in forensic science.
38 citations
,
September 1997 in “The journal of investigative dermatology/Journal of investigative dermatology” A mutation in mice causes hair loss and skin issues due to a defect in a gene affecting cell adhesion.
21 citations
,
October 2013 in “Molecular Biology of the Cell” The protein CCN2 controls hair growth by affecting hair follicle formation and stem cell activity in mice.
1 citations
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January 2018 in “Acta dermato-venereologica” A teenager's hair with alternating white and dark bands, known as Pili annulati, is a genetic condition that is usually harmless and often considered attractive.
June 1967 in “Journal of Cellular Physiology” The 3D hair follicle model improves understanding of hair growth and drug testing.
8 citations
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February 2005 in “British Journal of Haematology” Chemotherapy caused the patient's hair to have alternating thick and thin segments.
46 citations
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November 2007 in “Gene Expression Patterns” Trps1 plays a key role in hair follicle development and cycling.
17 citations
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June 2003 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Mutations in hKAP1 genes may cause hereditary hair disorders.
46 citations
,
July 2007 in “Journal of comparative neurology” Manatee whiskers are specially adapted for touch in water.
November 2022 in “Journal of Investigative Dermatology” Activating a bitter taste receptor in hair follicles can stop hair growth by increasing a specific growth factor.
1 citations
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June 2022 in “Tidsskrift for Den norske legeforening” A young boy's uncombable hair is due to a rare genetic condition that usually improves over time.
175 citations
,
August 1997 in “Nature Genetics”
June 2011 in “Journal of medicine and life science” Hizkia fusiforme seaweed extract can help promote hair growth.
161 citations
,
August 2012 in “Seminars in cell & developmental biology” Hair growth and development are controlled by specific signaling pathways.
112 citations
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February 2001 in “Journal of Investigative Dermatology” Neuropeptides affect hair growth, with some speeding it up and others slowing it down.
62 citations
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January 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” A second domain of high sulfur KAP genes on chromosome 21q23 is crucial for hair structure.
4 citations
,
January 1991 in “Dermatology” Hair casts are small structures on hair shafts with unknown causes.
40 citations
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June 2013 in “Biomaterials” Scientists created 3D hair-like structures that could help study hair growth and test treatments.
5 citations
,
September 2015 in “PLoS ONE” Gelfoam® histoculture supports long-term hair and nerve growth in mouse whisker follicles.
June 2020 in “Journal of Investigative Dermatology” Hair shaft malformation contributes to Central Centrifugal Cicatricial Alopecia.
March 2023 in “Journal of Student Research” Humans likely became hairless to better regulate body temperature.
IRS-specific genes in Tan sheep hair follicles peak at birth and may affect wool crimp.
65 citations
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February 1992 in “Development” Type II keratin genes are crucial for hair follicle differentiation and have a conserved structure and expression pattern.
49 citations
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June 2004 in “Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences” Human hair becomes weaker and stretches more easily at higher temperatures.
August 2003 in “Dermatologic Surgery” Craig Ziering created a system to classify scalp hair patterns, important for improving hair restoration surgery results.
2 citations
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December 2023 in “Royal Society of Chemistry eBooks” Hair is a complex organ, and understanding its detailed structure and growth phases is crucial for analyzing substances within it.
A 5-year-old girl has sparse, dry, and brittle hair but is otherwise healthy.
6 citations
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April 1971 in “Journal of Wildlife Diseases” Switching flying squirrels' diet from seeds to mouse chow restored their hair.