April 2010 in “Cancer Research” CDK4 levels affect the number of hair follicle stem cells in mice.
33 citations
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January 1997 in “Endocrinology” Testosterone can slow down hair growth when combined with certain cells from bald scalps, and this effect can be blocked by an androgen receptor blocker.
122 citations
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July 1994 in “Journal of Investigative Dermatology”
1 citations
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March 2023 in “PubMed” Rosemary hair lotion significantly promotes hair growth and could be a potential alternative to commercial hair growth products.
6 citations
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August 2022 in “International journal of molecular sciences” α-Phellandrene may help prevent hair loss by increasing growth factors and cell growth in hair cells through a specific signaling pathway.
April 2025 in “Journal of Investigative Dermatology” High LH levels cause hair loss by damaging and aging hair follicles.
12 citations
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October 2019 in “Experimental Dermatology” Boehmite promotes hair growth by stimulating key cells and pathways.
Neuropeptides affect hair growth and could be used to control it.
13 citations
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May 1998 in “The Journal of Clinical Endocrinology & Metabolism” LH and hCG reduce certain protein levels in women's skin.
10 citations
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January 2014 in “Genetics and Molecular Research” Liaoning Cashmere goat hair follicles show synchronized growth patterns with lowest activity in May.
39 citations
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March 2008 in “Growth hormone & IGF research” Raspberry ketone may help grow hair and improve skin elasticity.
1 citations
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October 2023 in “Biology” Fasting in hens affects thyroid hormones, which regulate feather and hair growth.
August 2016 in “Journal of Investigative Dermatology” Human hair follicles have a scent receptor that can influence hair growth.
19 citations
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October 1996 in “Dermatologic Clinics” Dermal papilla cells are key for hair growth and could help us understand and treat hair loss.
The document concludes that measuring hair density, shaft diameter, growth rate, and anagen:telogen ratio is important for assessing hair growth treatments.
December 2025 in “British Journal of Dermatology” 1 citations
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September 2023 in “Journal of the American Academy of Dermatology”
9 citations
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July 2021 in “Frontiers in Pharmacology” Cholesterol-modified siRNAs targeting certain genes increased hair growth in mice.
36 citations
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August 2023 in “Journal of Investigative Dermatology” Understanding the hair growth cycle in mice is crucial for accurate research, as it affects study results and requires careful timing and methods.
March 2026 in “Tissue Engineering and Regenerative Medicine” May 2023 in “Frontiers in Pharmacology” Water extract of cacumen platycladi helps hair growth by affecting specific cell pathways.
13 citations
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June 2020 in “International Journal of Molecular Sciences” HNG helps hair grow by keeping hair in the growth phase longer.
March 2010 in “The Journal of Urology” Hair loss, prostate size, and urinary issues are related due to androgen effects.
January 2014 in “Hair transplant forum international” Hair follicle cloning is possible but faces many challenges before it can replace traditional hair transplants.
71 citations
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January 2019 in “International journal of biological sciences” Exosomes from dermal papilla cells help hair growth by making hair follicle stem cells multiply and change.
6 citations
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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.
9 citations
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November 2014 in “Indian Journal of Endocrinology and Metabolism” A 15-year-old girl with rare reproductive disorders received hormone therapy to develop secondary sexual traits, but infertility persisted.
30 citations
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October 2014 in “Experimental Dermatology” Leptin from skin fat can slow hair growth during certain phases.
January 2022 in “Pharmaceutical Sciences Asia” Liposomes with butterfly pea extract and clove oil are stable and effective according to users.
August 2024 in “Journal of Cosmetic Dermatology” CGF injections may safely and effectively promote hair growth in androgenetic alopecia patients.