October 2019 in “European Journal of Dermatology” The boy's hair and skin color differences are due to a pigmentation disorder.
December 2004 in “Differentiation”
1 citations
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October 2022 in “Dermatology practical & conceptual” Isolated patchy heterochromia with pili annulati can occur without other health issues.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” The study found markers indicating that cells responsible for hair color are differentiating in specific areas of the hair follicle.
5 citations
,
January 2022 in “Scientific reports” The research identified two types of keratinocytes in chicken scales: one for hard scales and another for soft skin, with similarities to human skin differentiation.
44 citations
,
April 1979 in “Journal of Ultrastructure Research” 31 citations
,
December 1991 in “Annals of the New York Academy of Sciences” ORS and hair matrix cells balance growth and differentiation better than normal keratinocytes, with human dermal fibroblasts crucial for proper differentiation.
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.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Researchers found three types of melanocytes in developing mouse skin, each with different genes and locations.
April 2018 in “Journal of Investigative Dermatology” Hair follicle stem cells can change their role to ensure proper hair development.
10 citations
,
November 2010 in “Pigment Cell & Melanoma Research” Only skin melanocytes, not other types, can color hair in mice.
September 2016 in “Journal of dermatological science” The OVOL1-OVOL2 axis is important for hair follicle differentiation and can help diagnose certain hair-related tumors.
9 citations
,
May 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Human melanocytes have unique traits that affect melanoma development and prognosis.
14 citations
,
September 2017 in “General and comparative endocrinology” Barn owls with smaller black spots have higher testosterone levels, which might be due to genetic effects on hormone regulation rather than hormone effects on coloration.
2 citations
,
March 2017 in “Sultan Qaboos University medical journal” An infant had two different natural hair colors on the scalp with no health issues.
60 citations
,
March 2009 in “Dermato-Endocrinology” The exact molecular mechanisms of sebaceous gland function are still unclear.
22 citations
,
September 1982 in “Journal of ultrastructure research” Wool follicle cells are more complex than previously thought.
41 citations
,
July 1994 in “Journal of Dermatological Science” Hair follicle cells need complex interactions to fully differentiate.
13 citations
,
December 1983 in “Canadian journal of zoology” Heterotypic cell contacts likely help hair matrix cells differentiate during mouse hair follicle development.
1 citations
,
December 2018 in “IOP conference series. Materials science and engineering” CD34+ hair follicle stem cells can become melanin-producing cells for treating skin conditions.
6 citations
,
October 2009 in “Veterinary Dermatology” Canine claws have complex structures with different keratin types, similar to hair and nails.
7 citations
,
February 2009 in “Cell and tissue biology” 81 citations
,
May 1986 in “Journal of Investigative Dermatology” 1 citations
,
January 2017 The document outlines criteria to identify and differentiate neoplasms based on follicular characteristics.
37 citations
,
January 1986 in “Carcinogenesis” ODC expression in mouse skin and tumors is varied and can be inhibited by retinoic acid or cycloheximide.
101 citations
,
April 2013 in “Science” Feather pigment patterns form through melanocyte arrangement and simple regulatory mechanisms.
January 1995 in “Skin Cancer” The outer root sheath in hair follicles changes during growth, with different keratinization processes in its layers.
10 citations
,
May 1994 in “Journal of Investigative Dermatology”
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Key skin cell regulators and gene organization changes are crucial for skin cell development and could help treat skin disorders.
2 citations
,
November 2020 in “The American journal of dermatopathology/American journal of dermatopathology” Sweat duct differentiation in trichilemmal cysts is very rare and can be successfully removed with surgery.