119 citations
,
July 2016 in “Annals of the New York Academy of Sciences” Vitamin D has potential benefits for cancer prevention, heart health, diabetes, obesity, muscle function, skin health, and immune function, but clinical results are mixed and more research is needed.
42 citations
,
June 2012 in “Clinical and Experimental Dermatology” Black dots under trichoscopy can appear in different hair and scalp conditions, not just in alopecia areata.
10 citations
,
May 2018 in “Forensic Science International” Shrunken heads retain some facial features and hair characteristics, allowing for limited individual identification.
March 2026 in “Dicle Medical Journal / Dicle Tip Dergisi” Blood groups are not linked to hidradenitis suppurativa.
October 2023 in “Animal production science” Vitamin A deficiency changes cattle hair structure, while pregnancy may improve it, suggesting hair can indicate cattle health.
August 2017 in “Companion animal” Focal alopecia in dogs has many causes and requires various tests for accurate diagnosis and treatment.
July 2011 in “British Journal of Dermatology” Dermatologists give better information on pathology forms, hypersensitivity vasculitis is a common skin issue, misdiagnoses can occur, and various skin conditions are linked to loss of elastin or genetic factors.
November 2009 in “Companion Animal” The document suggests that Alopecia X in dogs is mainly a cosmetic issue and might be better left untreated.
2 citations
,
March 2014 in “Turkderm” Mesotherapy and platelet-rich plasma treatments may help with hair loss, but their safety and effectiveness are still uncertain.
22 citations
,
January 2020 in “PeerJ” Keratin peptides in hair might help identify gender and ethnicity.
December 2025 in “Journal of Cosmetic Dermatology” The new treatment improved keratosis pilaris symptoms and mood in 28 days.
21 citations
,
June 2003 in “Journal of Morphology” Monotreme and marsupial skin proteins show primitive features and species-specific differences compared to placental mammals.
15 citations
,
March 2000 in “The journal of investigative dermatology/Journal of investigative dermatology” As skin cells mature, vitamin D receptor levels decrease while retinoid X receptor α levels increase.
December 1990 in “PubMed” Different glycoconjugates are present in the outer and inner root sheaths of human hair follicles.
20 citations
,
July 2017 in “Journal of Investigative Dermatology” IL-1 receptor absence in mice leads to skin cysts and changes in immune response after UVB exposure.
January 2026 in “MDPI (MDPI AG)” The hairy ear mutation in mice is linked to changes in gene expression affecting hair growth.
September 2024 in “Pigment International” Vitiligo is now seen as a systemic disease with promising new treatments and may offer protection against some diseases.
A rare genetic mutation causes severe immune issues, hair loss, and nail problems.
166 citations
,
July 1999 in “American Journal Of Pathology” The hairless (hr) gene is essential for normal hair follicle function and its mutation leads to hair loss.
92 citations
,
April 1999 in “The journal of investigative dermatology/Journal of investigative dermatology” Nonpalmoplantar skin cells can be made to express keratin 9 by interacting with palmoplantar fibroblasts.
46 citations
,
August 2006 in “Mechanisms of Development” Runx1 is crucial for proper hair structure and development.
35 citations
,
September 2006 in “American Journal Of Pathology” Odontogenic keratocysts are caused by abnormal Hedgehog signaling and can lead to tooth and bone issues.
21 citations
,
August 2024 in “Journal of Animal Science and Biotechnology/Journal of animal science and biotechnology” Single-cell transcriptomics helps improve animal health and productivity by studying gene expression in individual cells.
9 citations
,
March 2015 in “The journal of investigative dermatology/Journal of investigative dermatology” The symposium concluded that understanding the molecular mechanisms of skin aging could lead to better clinical practices and treatments.
4 citations
,
December 2022 in “Advanced science” SCD1 is important for hair growth by keeping the connection in skin cells where hair stem cells live stable.
April 2025 in “Frontiers in Genetics” Combining genetic models helps improve heat tolerance in beef cattle.
October 2023 in “Scientific Reports” Oxytocin may help hair grow by increasing hair growth-related genes and factors.
December 2022 in “Cureus” Adult women with acne in Iraq often have more severe symptoms and hormone-related issues than younger girls with acne.
4 citations
,
January 2019 in “Micron” Fetal hair follicles have melanocytes with melanosomes at different stages, which are broken down into pigment particles in keratinocytes.
May 2026 in “Journal of the Egyptian Womenʼs Dermatologic Society” Intralesional methotrexate effectively treats patchy alopecia areata by reducing inflammation.