September 2004 in “Experimental Dermatology” Key signals like Wnt and β-catenin are crucial for skin and hair development, with potential for treating skin disorders.
85 citations
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October 2006 in “Current opinion in cell biology” Feather growth and regeneration involve complex patterns, stem cells, and evolutionary insights.
January 2008 in “Infoscience (Ecole Polytechnique Fédérale de Lausanne)” Thymic epithelial cells may be related to skin stem cells.
June 2017 in “Mechanisms of development” Hox genes control hair follicle stem cell regeneration in different body regions.
17 citations
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August 2014 in “The Anatomical Record” Scaffoldin helps form hard skin structures in chicken embryos.
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February 2008 in “Journal of cutaneous pathology” Melanocyte precursors in human fetal skin follow a specific migration pattern and some remain in the skin's deeper layers.
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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.
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January 2024 in “Science Advances” Touch dome keratinocytes in adult skin have traits of different skin cell types.
479 citations
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January 2005 in “BioEssays” Hair follicle development is controlled by interactions between skin tissues and specific molecular signals.
26 citations
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December 2013 in “Seminars in cell & developmental biology” Skin varies in thickness, color, and features due to complex genetic and cellular processes.
November 2023 in “npj regenerative medicine” Skin spheroids with both outer and inner layers are key for regrowing skin patterns and hair.
1 citations
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July 2023 in “Journal of developmental biology” Bird foot scales develop differently and can repair but not fully regenerate due to the lack of specialized stem cell areas.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists created skin-like structures from stem cells that include features like hair and sweat glands.
34 citations
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June 2008 in “In vitro cellular & developmental biology. Animal” Scientists created a long-lasting stem cell line from human hair that can turn into different skin and hair cell types.
April 2017 in “Journal of Investigative Dermatology”
April 2017 in “Journal of Investigative Dermatology” Early and late matrix progenitors in hair follicles create different cell layers, with early ones forming the companion layer and later ones forming the inner root sheath and hair shaft.
33 citations
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October 2012 in “Journal of Morphology” Reptile skin hardens by layering beta-proteins on keratin.
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September 2021 in “Journal of Clinical Medicine” Epidermal signaling helps regenerate fingertip tissue.
164 citations
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February 2010 in “Journal of Cell Science” Human dermal stem cells can become functional skin pigment cells.
90 citations
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August 2004 in “Physiological Genomics” Dermal papilla cells help skin stem cells grow into hair.
January 2010 in “Zhongguo xiandai yixue/Zhongguo xiandai yixue zazhi” Skin stem cells can become different cell types, like hair or bone cells, in lab conditions.
Hair follicle stem cells are crucial for touch sensation and proper nerve structure in mice.
Cellular flows and tissue mechanics guide feather follicle formation in birds.
28 citations
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March 2010 in “Histochemistry and cell biology” Skin cells can help create early hair-like structures in lab cultures.
Dermal papilla cells can help form hair-like structures in lab-grown skin cells.
5 citations
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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.
June 2026 in “bioRxiv (Cold Spring Harbor Laboratory)” Changing calcium signals can create new feather buds in chicken embryos.
68 citations
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December 1991 in “Annals of the New York Academy of Sciences” Hair growth can be induced by certain cells found at the base of hair follicles, and these cells may also influence hair development and regeneration.
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November 1997 in “Reproduction Fertility and Development” Epidermal growth factor disrupts hair and gland formation in bandicoots.
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May 2014 in “Biochemical Society Transactions” Environmental cues can change the fate and function of epithelial cells, with potential for cell therapy.