January 2013 in “Otorhinolaryngology clinics : an international journal” PRP shows promise for improving healing and hair growth in cosmetic surgery but results can vary.
November 2005 in “Journal of Investigative Dermatology Symposium Proceedings” The 2004 hair research meeting presented new findings on hair cell differentiation, genetic factors in hair loss, hair pigmentation, and potential targeted therapies.
Hair growth is controlled by cell interactions and influenced by specific growth factors and hormones.
October 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” Quercetin boosts hair follicle stem cell growth and survival in cashmere goats.
October 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” Quercetin boosts hair follicle stem cell growth and reduces cell death in cashmere goats.
July 2025 in “Journal of Investigative Dermatology” Schwann cell and M2 macrophage interactions contribute to keloid growth by increasing matrix deposition.
May 2022 in “Голова и шея.” Immature hypertrophic scars on the head and neck have more inflammation and TGF-β, affecting treatment choices.
November 2020 in “Research Square (Research Square)” Keratin injections in mice can stimulate hair growth and might help treat hair loss.
August 2017 in “Journal of Investigative Dermatology” Activin increases skin tumor formation, skin Tregs help hair growth, lymph-node removal doesn't improve melanoma survival, cells can revert to stem cells in wound healing, and skin bacteria produce peptides that may treat infections.
Crinum asiaticum extract and norgalanthamine may promote hair growth by blocking an enzyme linked to hair loss and a pathway that stops hair growth.
January 2016 in “프로그램북(구 초록집)” Hormones and neuropeptides affect hair growth, with androgens having opposite effects on beard and scalp hair.
January 2015 in “대한미용학회지” Sandalwood oil promotes hair growth in mice.
38 citations
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June 2019 in “International Journal of Molecular Sciences” Tiny particles called extracellular vesicles could help with skin healing and hair growth, but more research is needed.
33 citations
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August 2009 in “Journal of Investigative Dermatology” Overexpressing the epigen gene in mice leads to enlarged sebaceous glands and greasy fur.
3 citations
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January 2016 in “Biotechnology and Bioprocess Engineering” Laminaria japonica extract with IGF-1 improved mouse hair growth and could be a potential alopecia treatment.
1 citations
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November 2019 in “The Korea Journal of Herbology” The herbal mixture RAA promotes hair growth and could be an alternative treatment for hair loss.
385 citations
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November 1990 in “Journal of Cell Science” Human hair follicles can grow in a lab setting.
139 citations
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May 2020 in “Stem Cell Research & Therapy” Exosomes from stem cells help wounds heal faster by affecting specific cell signals.
84 citations
,
January 2018 in “Biomaterials Science” Sericin hydrogels heal skin wounds well, regrowing hair and glands with less scarring.
61 citations
,
April 2013 in “PloS one” The study found key genes and pathways involved in cashmere goat hair growth stages.
59 citations
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March 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” Smad-4 and Smad-7 are key in hair follicle development, with other Smads being less important.
39 citations
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December 2013 in “Phytotherapy Research” Safflower (Carthamus tinctorius) extract helps hair grow and could be used in hair products.
20 citations
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August 2015 in “International Journal of Molecular Medicine” Human placental extract may help hair growth by affecting certain cell signals and could be more effective with minoxidil.
19 citations
,
April 2015 in “European Journal of Pharmacology” Dihydrotestosterone (DHT) doesn't affect rat skin cell growth, but it does change cell cycle, protein levels, and other cell functions, potentially shortening hair growth cycle.
14 citations
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December 2021 in “International journal of molecular sciences” Growth hormone levels affect hair growth and loss, with too much causing excess hair and too little leading to hair loss.
11 citations
,
January 2015 in “Journal of cellular physiology” HR protein causes abnormal hair cycles by increasing Tgf-β2 and reducing miR-31.
10 citations
,
January 2015 in “European journal of pharmacology” Ginsenoside Rb1 may help remodel hypertrophic scars effectively at a dose of 0.56 mg.
9 citations
,
August 2018 in “Biomedical dermatology” A peptide called DPS-1 helps human scalp cells grow and stimulates hair growth in mice.
9 citations
,
November 2016 in “Archives of Plastic Surgery” The L-U mixture promotes hair growth as effectively as minoxidil.
5 citations
,
January 2004 Stem cells help heal skin wounds by supporting tissue repair and regeneration.