24 citations
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November 2023 in “Nature” The extracellular matrix affects where tumors can start in the body.
73 citations
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May 2009 in “Proceedings of the National Academy of Sciences” Disrupting the Sox21 gene in mice causes hair loss and regrowth cycles.
January 2004 in “Linchuang pifuke zazhi” α- and γ-catenins help develop fetal skin by 23 weeks.
22 citations
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March 2019 in “The Journal of Cell Biology” The Wave complex controls skin growth by suppressing certain signals.
1 citations
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April 2019 in “PubMed” The medulla in Asian scalp hair has a tubular structure that allows ions and large molecules to flow through it.
16 citations
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March 2021 in “EvoDevo” Different species use the same genes for tooth regeneration.
February 2026 in “Cureus” Two methods reliably measure scalp area and hair count.
314 citations
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April 2010 in “Developmental Cell” β-catenin in the dermal papilla is crucial for normal hair growth and repair.
23 citations
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May 2023 in “Cell Proliferation” TGF-β and FGF pathways are crucial for skin development and regeneration.
September 2025 in “Archives of Dermatological Research” Basal cell carcinoma is more common than squamous cell carcinoma on the scalp, especially along the part line.
44 citations
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October 1990 in “Archives of Dermatological Research” The connective tissue around hair follicles changes structure throughout the hair cycle.
November 2023 in “npj regenerative medicine” Skin spheroids with both outer and inner layers are key for regrowing skin patterns and hair.
3 citations
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May 2023 in “Pediatric Dermatology” A 9-year-old boy had a rare scalp condition usually seen in young men.
June 2024 in “The American journal of psychiatry” Schizophrenia risk genes may affect early brain development, contributing to the disease.
5 citations
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January 2022 in “Health Science Reports” Gremlin proteins help regulate hair growth by balancing signals in hair follicles.
June 2023 in “British journal of dermatology/British journal of dermatology, Supplement” The case suggests that dissecting cellulitis of the scalp can occur in a White child and should be considered when diagnosing pediatric scarring alopecia.
193 citations
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May 2008 in “Development” Activating β-catenin can turn skin cells into hair follicles.
131 citations
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March 2004 in “The American journal of pathology” Modulating BMP activity changes the number, size, shape, and type of ectodermal organs.
July 2025 in “Journal of Investigative Dermatology” Secreted inhibitors of Wnt and IGF signaling control hair and tooth development, creating species-specific patterns.
8 citations
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May 2005 in “The American journal of dermatopathology/American journal of dermatopathology” The hair defect is due to abnormal inner root sheath keratinization.
7 citations
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May 2019 in “European Journal of Human Genetics” BMP4-related anomalies can cause a wide range of eye, brain, and hand/foot problems, and new cases show this variability.
24 citations
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September 2002 in “Dermatologic Surgery” The study found that hair follicles are above muscle connections in the scalp, which may help protect stem cell areas.
July 2025 in “Journal of Investigative Dermatology” Wnt and SHH pathways help form hair follicles by coordinating cell processes.
January 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” The gene Ascl4 is not necessary for the development of hair, teeth, or mammary glands.
31 citations
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September 2012 in “Journal of biological chemistry/The Journal of biological chemistry” The right amount of retinoic acid is essential for normal hair growth and development.
33 citations
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August 2005 in “The American Journal of Dermatopathology” Both vertical and transverse sections are useful for diagnosing alopecia, but using both methods together is best.
September 2004 in “Experimental Dermatology” Key signals like Wnt and β-catenin are crucial for skin and hair development, with potential for treating skin disorders.
50 citations
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March 2001 in “Clinics in dermatology” Human hair is complex and grows in cycles starting from embryonic life.
30 citations
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November 2021 in “Obesity Reviews” Higher glucocorticoids in hair are linked to increased obesity measures like waist size.
84 citations
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October 2014 in “PLoS Genetics” Wnt signaling is essential for forming the skin's spinous layer through a BMP-FGF pathway.