March 2019 in “Nasza Dermatologia Online” A rare scalp condition with hair loss was correctly diagnosed and treated, leading to hair regrowth.
8 citations
,
May 2008 in “Applied surface science” Mummy hair from the Taklamakan desert has calcium and phosphorus inside.
4 citations
,
January 1994 in “Current Opinion in Endocrinology & Diabetes” PTHrP regulates various normal body functions, including bone development, skin, and muscle function.
2 citations
,
January 2025 in “Development” BMP5 is essential for ear cartilage cell growth in rodents.
95 citations
,
January 2004 in “Archives of Dermatological Research” Peripilar signs can help diagnose androgenetic alopecia and reveal its cause.
Pilomatricoma is a rare, harmless skin lump that needs accurate diagnosis and timely treatment.
March 2026 in “Dermatology Online Journal” Cystic panfolliculoma is a rare, harmless tumor that can be confused with other skin tumors.
10 citations
,
July 2001 in “PubMed” A new type of pachyonychia congenita may exist, caused by a different keratin mutation.
October 2025 in “Brazilian Journal of Veterinary Research and Animal Science” Neotropical porcupines can get co-infected with poxvirus and Toxoplasma gondii.
January 2025 in “Dermatology Practical & Conceptual” Perinevoid alopecia can be effectively treated with non-invasive corticosteroids.
10 citations
,
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Human nails and hair follicles have similar gene activity, especially in the cells that contribute to their growth and development.
7 citations
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January 2020 in “Dermatology online journal” An adult with a rare skin condition improved with tazarotene treatment.
April 1977 in “Pediatric Research”
January 2022 in “International Microsurgery Journal” This method effectively reconstructs scarred penopubic junctions after surgery.
11 citations
,
January 1977 in “Archives of dermatological research” Mouse tail skin has different keratinization near hair follicles and scales.
33 citations
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September 1987 in “American Journal of Medical Genetics” Uncombable hair is inherited dominantly with complete penetrance.
15 citations
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July 2004 in “Journal of morphology” Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.
32 citations
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November 2016 in “Journal of Dental Research” Pannexin 3 is important for bone formation and the development of bone cells.
March 1998 in “Journal of dermatological science” Protease Nexin-1 is found in human hair growth cells and is affected by male hormones.
January 2026 in “SSRN Electronic Journal”
Aluminum phosphide poisoning can cause horizontal nail grooves and hair loss.
71 citations
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June 2005 in “Journal of Investigative Dermatology” PAD enzymes play a key role in hair growth and structure.
9 citations
,
January 2011 in “American Journal of Dermatopathology” Pilomatrixoma involves abnormal hair keratin production and cell death, causing debris and cysts.
35 citations
,
September 2004 in “American Journal of Dermatopathology” A rare nail bed cancer was successfully treated with no recurrence after 4 years.
39 citations
,
February 2011 in “American Journal of Dermatopathology” Onychomatricoma is a unique nail tumor that mimics the entire nail unit and is not related to other hair-related tumors.
14 citations
,
April 1976 in “Journal of Cutaneous Pathology” A calcified nodule on a boy's face came from hair follicles and expelled calcium through the skin.
15 citations
,
March 1996 in “PubMed” Anorexia nervosa may cause a hair defect called pili torti due to malnutrition and high vitamin A levels.
October 1984 in “Kidney international” The patient had complex urinary tract issues and ambiguous genitalia, with physical features suggesting a hormonal imbalance.
September 2023 in “Clinical anatomy” Forehead creases are formed by a tight connection between the skin and muscle through dense fibers, with changes in skin thickness and fewer skin appendages near the creases.
15 citations
,
January 2019 in “Experimental Dermatology” Lanyu pigs show that partial-thickness wounds can partially regenerate important skin structures, which may help improve human skin healing.