September 2024 in “Journal of the American Academy of Dermatology” Fractional and excimer lasers effectively treat various types of alopecia and promote hair growth.
April 2025 in “Ukrainian Journal of Veterinary and Agricultural Sciences” Adding a water-soluble fatty acid complex to sheep diets improves wool growth by increasing primary hair follicle size and density.
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.
November 2023 in “International Journal of Medical Sciences” New regenerative medicine-based therapies for hair loss look promising but need more clinical validation.
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
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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.
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.
September 2017 in “Journal of Investigative Dermatology” Photodynamic therapy can potentially remove nonpigmented hair by damaging hair follicles.
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.
January 2022 in “Stem cell biology and regenerative medicine” New biofabrication technologies could lead to treatments for hair loss.
August 2012 in “Nature Cell Biology” Hair grows when stem cell offspring in the follicle base proliferate, influenced by the dermal papilla.
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.
Hair follicle-like structures can form when specific hair cells are mixed and implanted in mice.
September 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” A new staining method shows a special area in the hair's skin layer with lots of proteoglycans.
21 citations
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October 2017 in “Journal of Investigative Dermatology” The document concludes that understanding dermal papilla cells is key to improving hair regeneration treatments.
Avicennia marina extract may help treat hair loss naturally.
Thai plant extracts, especially Avicennia marina, can promote hair growth by inhibiting certain enzymes and boosting growth factors.
42 citations
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August 2008 in “Stem Cells and Development” Hair follicle cells can help regenerate teeth.
January 2020 in “프로그램북(구 초록집)” The skin has two main layers, the epidermis and dermis, which work together and are essential for diagnosing skin conditions.
September 2011 in “Clinical Biochemistry” Certain sugars increase in some layers of the hair follicle during the middle of the healing process in rats, which may help improve healing.
62 citations
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July 1993 in “Journal of Investigative Dermatology” Hair growth is influenced by interactions between skin layers, growth factors, and hormones, but the exact mechanisms are not fully understood.
2 citations
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April 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The skin's basement membrane is specially designed to support different types of connections between skin layers and hair follicles.
15 citations
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September 1999 in “British Journal of Dermatology” Epimorphin, a protein, plays a key role in the development of hair follicles in human fetuses, but it doesn't help in maintaining the stem cell population of the follicular skin layer.
34 citations
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October 1998 in “PubMed” Future drugs targeting specific hair growth steps could improve treatments for hair growth issues.
11 citations
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April 1993 in “PubMed” Human hair cells can change based on their environment, especially interactions with certain skin cells.