30 citations
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May 2005 in “Pediatric dermatology” Some families have a genetic condition where they are born with irregular scalp defects.
9 citations
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June 2020 in “JAAD Case Reports” Dissecting cellulitis may have genetic links and can cause permanent hair loss.
69 citations
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August 1999 in “Developmental biology” The nude gene causes skin cell overgrowth and improper development, leading to hair and urinary issues.
1 citations
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September 2022 in “Pharmaceutics” The stiffness of a wound affects hair growth during healing, with less stiff areas growing more hair.
Fraser's Dolphin can heal skin wounds with minimal scarring, unlike humans.
66 citations
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July 2015 in “Organogenesis” Wnt signaling is crucial for skin wound healing and reducing scars.
April 2018 in “Journal of Investigative Dermatology” Mutations in Far2 mice cause hair loss due to sebaceous gland issues.
December 2025 in “Biological and Clinical Sciences Research Journal” The Waris Hairline Dot Technique is highly effective, natural-looking, and has minimal recovery issues.
12 citations
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August 2002 in “Archives of Dermatology” 13 citations
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August 2005 in “Journal of Investigative Dermatology Symposium Proceedings” Mutations in the DSG4 gene cause fragile, sparse hair in humans, mice, and rats.
The Wnt signaling pathway is essential for skin repair and healing.
64 citations
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January 2005 in “International Journal of Dermatology” Hair transplant destroyed by lichen planopilaris.
October 2021 in “Journal of Investigative Dermatology” DPP4, a molecule in skin, helps heal large wounds and regrow hair follicles when its levels are reduced.
April 2016 in “Chinese Journal of Dermatology” Wnt10b can help regenerate hair follicles.
31 citations
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December 2010 in “Journal of the American Academy of Dermatology” Loose anagen hair syndrome is caused by structural abnormalities in the hair follicle's inner root sheath.
October 2025 in “Nature Reviews Disease Primers” October 2025 in “Nature Reviews Disease Primers”
1 citations
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August 2023 in “Genome research” The spiny mouse regenerates ear tissue asymmetrically, with gene expression differences possibly explaining its unique healing abilities.
5 citations
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November 2001 in “Auris Nasus Larynx” Accurate diagnosis of Winer's dilated pore in the ear is crucial to avoid unnecessary aggressive treatment.
23 citations
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November 2011 in “Journal of the European Academy of Dermatology and Venereology” Hair loss is a rare but recognized symptom of pemphigus vulgaris, with patients usually regrowing hair after treatment.
4 citations
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May 2011 in “Movement Disorders” A woman's unique dementia was misdiagnosed, a genetic mutation increases Parkinson's risk with age, and finasteride may help with Tourette syndrome.
January 2013 in “Faculty of Health; Institute of Health and Biomedical Innovation” Four genetic risk areas related to male-pattern baldness were identified, with WNT signaling playing a role in its development.
2 citations
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June 2022 in “Scientific reports” Mouse hair follicle stem cells lose their ability to change into different cell types after being grown for a long time.
19 citations
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March 2013 in “Journal of Cutaneous Pathology” The study found unique skin changes in a rare type of alopecia linked to a skin condition called linear morphea.
250 citations
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November 2003 in “The Journal of Cell Biology” BMP receptor IA is essential for proper hair cell differentiation in mice.
11 citations
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November 2005 in “The Journal of Dermatology” A man's crushed thumb caused unusual horizontal nail ridges on all fingers of one hand.
7 citations
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January 2018 in “International Journal of Trichology” Wearing a wig caused a skin condition to develop in a woman with hair loss.
March 2024 in “Veterinary sciences” Geriatric Julia Creek dunnarts often suffer from reproductive and skin diseases, impacting conservation efforts.
December 2025 in “Cureus” Localized dystrophic epidermolysis bullosa (DEB) can lead to scarring alopecia, highlighting the need to recognize and address this complication.
13 citations
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February 2018 in “Plastic and Reconstructive Surgery” The study found that a specific signaling pathway helps skin wounds heal faster but may lead to larger scars.