October 2025 in “Journal of Investigative Dermatology” Hair follicle dermal stem cells help control hair growth timing by regulating signals at the hair germ–dermal papilla interface.
9 citations
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July 2020 in “Cell Proliferation” Epiregulin can help hair grow and may be useful for treating hair loss.
July 2024 in “Indian Dermatology Online Journal” A benign tumor on the cheek, called trichoadenoma, should be surgically removed for cosmetic reasons.
56 citations
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February 2015 in “F1000 prime reports” Root hair growth in plants is a complex process controlled by many factors working together.
13 citations
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March 2012 in “The Journal of Dermatology” Hair transplant surgery can rebuild muscle and nerve connections, allowing transplanted hairs to stand up like normal hairs.
7 citations
,
May 2021 in “Clinical Case Reports” Alopecic and aseptic nodules of the scalp are rare, treatable, and often resolve with doxycycline or on their own.
1 citations
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January 1980 in “Archives of Dermatology” Syphilis chancres can be atypical, and fiber implantation for baldness is risky and often fails.
January 2022 in “Clinical Cases in Dermatology” A woman's scalp nodule was a common, harmless pilar cyst, treated by surgical removal.
Hedgehog signaling can create new hair follicles but may also cause tumors.
1 citations
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November 2023 in “Indian Dermatology Online Journal” Severe itching from shingles can cause hair loss due to rubbing.
4 citations
,
July 2022 in “Annals of translational medicine” Scientists created complete hair-like structures by growing mouse skin cells together in a special gel.
12 citations
,
January 2000 in “Journal of cutaneous medicine and surgery” Microorganism overgrowth and hyperkeratosis may trigger immune reactions causing lichen planopilaris.
February 2024 in “Curēus” Topical 5-Fluorouracil can rarely cause nerve damage, especially in people with a certain genetic deficiency.
May 2024 in “Journal of Advanced Research” Communication between blood vessel and hair follicle cells decreases with age, affecting hair growth and blood vessel formation.
1 citations
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April 2023 in “Science Advances” High levels of ERK activity are key for tissue regeneration in spiny mice, and activating ERK can potentially redirect scar-forming healing towards regenerative healing in mammals.
May 2007 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Hair can regrow in adult mice's skin after injury, and this regrowth doesn't come from existing hair cells but from skin cells in the wound, with Wnt7a protein helping this process. This could help treat baldness and scarring.
Understanding hair follicle signaling can improve hair disorder treatments.
Mechanical stress causes ligament thickening through WISP-1 and Hedgehog signaling.
Nipple area expansion in mice needs both pregnancy hormones and mechanical strain.
6 citations
,
April 2021 in “NAR Genomics and Bioinformatics” PolyQ repeats in neural proteins evolve together, affecting brain function and disease.
198 citations
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June 2013 in “Molecular psychiatry” Schizophrenia patients' stem cells show abnormal neuron development and mitochondrial issues.
January 2022 in “Journal of clinical and diagnostic research” A rare skin bump with tiny hairs was successfully removed from a man's face.
November 2022 in “Journal of Investigative Dermatology” Scientists found a new type of skin cell that could help with skin repair and these cells work better with a certain protein.
January 2026 in “Case Reports in Dermatological Medicine” Intralesional steroids effectively treated a young female's scalp nodules without recurrence.
Epimorphin helps shape and develop epithelial cells, like those in hair follicles.
6 citations
,
November 2017 in “Journal of the European Academy of Dermatology and Venereology” A woman got melanoma on her scalp after anti-hair loss treatment with injections.
5 citations
,
September 2022 in “Journal of Investigative Dermatology” Careful selection of mice by genetics and age, and controlled housing conditions improve the reliability of hair regrowth in wound healing tests.
44 citations
,
January 2023 in “New Phytologist” FER and TOR signaling help root hair growth in low temperature and low nitrate conditions.
Electrical stimulation with minoxidil boosts hair cell growth.
71 citations
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January 2019 in “International journal of biological sciences” Exosomes from dermal papilla cells help hair growth by making hair follicle stem cells multiply and change.