January 2014 in “Journal of Pharmaceutical Negative Results” Liquorice and Indian jujube root extracts don't help in fighting male pattern baldness.
183 citations
,
March 1982 in “JAMA” Spironolactone is a safe and effective treatment for reducing excessive hair growth in women.
September 2020 in “Research Square (Research Square)” Researchers found that certain RNA sequences play a role in yak hair growth and these sequences are somewhat similar to those in cashmere goats.
3 citations
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October 1982 in “Postgraduate Medicine” Most types of hair loss can regrow naturally, but there are no effective cures for male pattern or age-related hair loss, and only limited options for females.
7 citations
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January 2015 in “Genetics and molecular research” The RORα gene is active in different parts of cashmere goat hair follicles and may be influenced by melatonin, especially in December when hair growth changes.
January 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Armadillo Repeat Only proteins are essential for proper plant growth and response by regulating calcium channels.
21 citations
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May 2016 in “Experimental and Therapeutic Medicine” MMP-2 and MMP-9 help hair grow, while their inhibitors peak when hair growth slows.
63 citations
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November 2012 in “Journal of Cellular Biochemistry” Runx1 affects hair growth, cancer development, and autoimmune diseases in epithelial tissues.
November 2025 in “Food Science & Nutrition” Apigenin may effectively promote hair growth for androgenetic alopecia when applied topically.
12 citations
,
August 2016 in “Current opinion in genetics & development” Organs like hair follicles can renew themselves in complex ways, adapting to different needs and environments.
5 citations
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December 2021 in “Frontiers in Cell and Developmental Biology” Enzymes called PADIs play a key role in hair growth and loss.
1 citations
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April 2018 in “Journal of dairy science” Dairy cows' skin and hair follicles change size and growth phase around the time they give birth.
April 2026 in “Scientific Reports” Capillary and dermal papilla interactions are vital for hair growth and aging, with potential for treating hair loss.
96 citations
,
March 2007 in “Developmental biology” The study found that the protein Dkk4 helps regulate hair growth by controlling Wnt signaling in mice.
6 citations
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January 2019 in “Biochemical and Biophysical Research Communications” Sox13 is a useful marker for early hair follicle development but not essential for hair growth.
10 citations
,
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Human nails and hair follicles have similar gene activity, especially in the cells that contribute to their growth and development.
8 citations
,
January 2003 in “Pharmacotherapy: The Journal of Human Pharmacology and Drug Therapy” Chemotherapy may cause recurring hair loss due to an autoimmune response.
3 citations
,
August 2023 in “Biophysical Journal” Mitochondrial activity varies in cells before they stop growing, affecting their growth potential.
August 2025 in “Current Issues in Molecular Biology” Key pathways like WNT, EGF, FGF, SHH, and BMP regulate poultry feather growth, with BMP inhibiting it.
3 citations
,
July 2022 in “Problemy èndokrinologii” Metformin, a diabetes drug, may also help fight cancer, but more research is needed to understand how.
5 citations
,
November 2003 in “Biomedical Papers of the Faculty of Medicine of Palacký University, Olomouc Czech Republic” The exact causes of baldness are not fully understood, limiting treatment options.
July 2025 in “International Journal of Trichology” Hair shedding increases at the end of summer due to seasonal changes.
December 2022 in “Deleted Journal” Sheep wool keratin solution safely and effectively promotes hair growth.
109 citations
,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color production is closely linked to the active growth phase of hair in mice and may also influence hair growth itself.
11 citations
,
September 2012 in “Journal of Nanjing Medical University” Cyclosporine A was found to increase hair growth in mouse whisker follicles.
41 citations
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January 2007 in “Journal of Korean Medical Science” Minoxidil and ATRA together boost hair growth more effectively than minoxidil alone.
72 citations
,
February 2011 in “American Journal of Biological Anthropology” The conclusion is that recognizing hair growth cycles can improve the precision of dietary and health assessments from hair analysis.
16 citations
,
July 1992 in “The journal of experimental zoology/Journal of experimental zoology” Adrenal glands delay the start of winter fur growth in mink.
34 citations
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December 1991 in “Annals of the New York Academy of Sciences” The conclusion is that small hair follicles cause baldness in macaques, and treatments like antiandrogens and minoxidil can prevent hair loss and promote regrowth.
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.