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December 2004 in “Differentiation” Sex hormones affect hair and feather growth and may help manage alopecia and hormone-dependent cancers.
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September 2023 in “PLoS biology” Newly divided skin cells quickly move to join skin structures due to tissue tension and specific signals.
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February 2018 in “British Journal of Dermatology” Sweat glands and hair follicles are structurally connected within a specific layer of skin fat.
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November 2010 in “Journal of molecular medicine” FoxN1 gene is essential for proper thymus structure and preventing hair loss.
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August 1971 in “Journal of Morphology” Lizards can regrow their tail scales with the same structure, distribution, and gender-specific features as the original ones, and this unique ability is not seen in adult mammals.
November 2025 in “Frontiers in Veterinary Science” A 1.0% tyrosine diet increases melanin in chicken feathers.
December 2025 in “Doğu Fen Bilimleri Dergisi” Vimentin, desmin, and laminin help maintain rat skin structure.
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November 2018 in “Development, Growth & Differentiation” Epidermal stem cells have various roles in skin beyond just maintenance, including forming specialized structures and aiding in skin repair and regeneration.
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October 2018 in “Journal of The American Academy of Dermatology” Some skin medications can harm male fertility, but they don't seem to cause birth defects from father's exposure.
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September 2011 in “Human molecular genetics online/Human molecular genetics” New treatments targeting specific genes show promise for treating keratin disorders.
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January 1976 in “Archives of Dermatological Research” Metabolic disorders can cause hair structure defects and growth issues, but amino acid levels in hair remain normal.
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February 2016 in “Anatomical Science International” Hair proteins change location and structure as hair cells mature.
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February 2012 in “Developmental biology” Sostdc1 controls the size and number of hair and mammary gland structures.
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May 2008 in “Drug Discovery Today: Disease Mechanisms” Different hair growth problems are caused by genetic issues or changes in hair growth cycles, and new treatments are being developed.
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October 2009 in “Biochemical Engineering Journal” Stem cell therapy is a promising approach for hair regrowth despite potential side effects.
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September 2014 in “The American Journal of Cosmetic Surgery” Stem cells could potentially rebuild missing structures in wounds, improving facial skin replacement techniques.
Human hair can almost fully recover its structure within about 1,000 minutes after being stretched.
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January 2017 in “International journal of genetics and genomics” Certain miRNAs are linked to chicken feather development.
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June 1998 in “Journal of Investigative Dermatology” The hairless gene mutation causes baldness by disrupting hair follicle structure.
May 2022 in “Frontiers in Cell and Developmental Biology” miR-29a-5p prevents the formation of early hair structures by targeting a gene important for hair growth and is regulated by a complex network involving lncRNA627.1.
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January 2009 in “The International Journal of Developmental Biology” Reptile scales help us understand the evolution of skin features like hair and feathers.
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May 2023 in “Science Advances” Activating the sonic hedgehog pathway in chicken embryos can permanently change scales to feathers.
January 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Newly born mesenchymal cells quickly spread out in response to tissue tension during early development.
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February 2021 in “Frontiers in Cell and Developmental Biology” Older mice have stiffer skin with less elasticity due to changes in collagen and skin structure, affecting aging and hair loss.
January 2000 in “BioScience” The document concludes that understanding hair biology is key to treating hair disorders, with gene therapy showing potential as a future treatment.
January 1997 in “Elsevier eBooks” Hair and nails are skin parts that develop early and serve protective and functional roles.
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January 1991 in “Dermatology” Minoxidil helps hair growth in people with monilethrix without side effects.
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January 2018 in “Journal of Clinical Investigation” Different types of fibroblasts play various roles in diseases and healing, and more research on them could improve treatments.
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June 2004 in “Biophysical Journal” Hard α-keratin in hair has a unique, nonordered structure, different from other fibers.
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July 2024 in “New Phytologist” ZmSPL10, ZmSPL14, and ZmSPL26 genes are essential for forming maize structures needed for pollen capture and kernel production.