February 2023 in “Mağallaẗ Tikrīt li-l-ʻulūm al-ṣirfaẗ/Tikrit journal of pure science” Horse skin has a layered epidermis, a dermis with hair follicles, sweat and sebaceous glands, and is supplied by small arteries.
April 2021 in “Indian Journal of Animal Research” Goat skin has collagen, elastic, and reticular fibers, with hair follicles increasing in depth as goats age.
February 2019 in “American International Journal of Humanities Arts and Social Sciences” The dermis of Millivora Capenesis has two layers with various connective tissues, blood vessels, glands, and sensory structures.
Different types of sun exposure can damage skin cells and affect healing, with chronic exposure being more harmful, and certain immune cells help in the repair process.
September 1998 in “Journal of the European Academy of Dermatology and Venereology” Autoimmune and inflammatory processes are involved in both scarring and non-scarring types of hair loss.
December 2008 in “The American Journal of Cosmetic Surgery” Multi-pass laser skin treatments improved healing, reduced pain, and had no major complications.
March 1997 in “The American Journal of Cosmetic Surgery” A new hair transplant method showed promising results and a study found how deep a CO₂ laser can penetrate skin.
20 citations
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February 2003 in “Facial Plastic Surgery” Treat adult facial vascular anomalies with lasers, surgery, or observation, depending on the patient's specific condition.
9 citations
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July 2010 in “British Journal of Dermatology” The document suggests a rare skin condition might be caused by a genetic phenomenon.
7 citations
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November 2014 in “Histochemistry and Cell Biology” The we/we wal/wal mice have defects in hair growth and skin layer formation, causing hair loss, useful for understanding alopecia.
86 citations
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August 2000 in “Pigment cell research” Melanocyte activity in hair follicles is linked to the hair growth cycle, being active in growth phases and inactive in rest phases.
29 citations
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July 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” The enzymes Aldh1a2 and Aldh1a3 are involved in making retinoic acid in hair follicles and have different roles in hair growth.
13 citations
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December 1983 in “Canadian journal of zoology” Heterotypic cell contacts likely help hair matrix cells differentiate during mouse hair follicle development.
6 citations
,
February 2022 in “Journal of immunology research” Exosomes from fat-derived stem cells can potentially improve hair growth and could be a new treatment for immune-related hair loss.
6 citations
,
April 1996 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” TGF-alpha is present in sheep and ferret skin and may affect hair growth without directly stimulating cell proliferation.
December 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Scientists found a new method using 3D cell cultures to grow human hair which may improve hair restoration treatments.
July 2020 in “Journal of The American Academy of Dermatology” Botulinum toxin affects hair follicles, inhibiting TGF-B1 secretion; more research ongoing.
September 2024 in “Journal of the American Academy of Dermatology” Fractional and excimer lasers effectively treat various types of alopecia and promote hair growth.
September 2017 in “Journal of Investigative Dermatology” Photodynamic therapy can potentially remove nonpigmented hair by damaging hair follicles.
January 2023 in “International journal of dermatology, venereology and leprosy sciences” Microneedling is an effective and tolerable way to treat vitiligo.
17 citations
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October 2015 in “Medicine and Pharmacy Reports” Animal models are crucial for learning about hair loss and finding treatments.
April 2016 in “Journal of Investigative Dermatology” Boosting HGF signaling could improve the creation of hair follicles in lab-made skin.
15 citations
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April 2014 in “Experimental Dermatology” Scientists developed a system to study human hair growth using skin cells, which could help understand hair development and improve skin substitutes for medical use.
3 citations
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December 1975 in “PubMed” ALP and ACP have different roles in dog skin, with ALP aiding growth and maintenance, and ACP involved in breakdown processes.
November 2023 in “Materials Today Bio” Light therapy might help treat hereditary hair loss by improving hair follicle growth in lab cultures.
January 2022 in “Stem cell biology and regenerative medicine” New biofabrication technologies could lead to treatments for hair loss.
Hair follicle-like structures can form when specific hair cells are mixed and implanted in mice.
August 2012 in “Nature Cell Biology” Hair grows when stem cell offspring in the follicle base proliferate, influenced by the dermal papilla.
2 citations
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August 2016 in “Lasers in Surgery and Medicine” Photodynamic therapy can remove nonpigmented hair in mice and might work for humans.
December 2012 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” The conclusion is that the dermal papilla is crucial for hair follicle regrowth, and hair follicles undergo significant structural changes in addition to cell division during regeneration.