January 2025 in “Conservation Physiology” Bear hair grows 0.10 to 1.05 mm per day, varying by individual and season.
69 citations
,
April 2019 in “Biomedicines” PRP and HF-MSCs treatment improves hair growth, thickness, and density in androgenetic alopecia.
11 citations
,
January 2017 in “Evidence-based Complementary and Alternative Medicine” DA-5512 effectively improves hair growth and health, performing better than minoxidil.
37 citations
,
July 1999 in “The EMBO Journal” Overexpression of certain genes can shorten hair by disrupting the hair-growth cycle.
19 citations
,
June 2008 in “Journal of Investigative Dermatology” HPV genes in mice improve ear tissue healing by speeding up skin growth and repair.
1 citations
,
August 2023 in “Nature communications” Hdac1 and Hdac2 help maintain and protect the cells that control hair growth.
3 citations
,
January 2019 in “Journal of Cutaneous and Aesthetic Surgery” Scalp and beard hair survive best in hair transplants, but the procedure needs high skill and takes longer.
8 citations
,
September 2016 in “Asian journal of beauty & cosmetology” Dendropanax morbifera leaf extract could be good for hair growth and cosmetic products because of its antioxidant properties and growth factor effects.
March 2026 in “Panacea Journal of Medical Sciences” The technique successfully reconstructed a functional neo-vagina with 100% survival and patency, but lacked mucus secretion.
25 citations
,
May 2011 in “Annals of Plastic Surgery” Nonhead hair transplantation is effective for patients with limited head donor hair, but more research is needed.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Eyebrow hair transplants in patients with frontal fibrosing alopecia may look good at first but often lose the new hair after a few years.
5 citations
,
April 2005 in “Clinics in Plastic Surgery” Micrografts and minigrafts for hair restoration provide high patient satisfaction and can cover large areas of hair loss, including sideburns, eyebrows, and beards.
January 2024 in “Biochemical genetics” The research found specific genes and proteins that affect how fast chickens' feathers grow, which is not solely determined by traditional inheritance patterns.
16 citations
,
April 2009 in “Dermatologic Surgery” The place where hair is transplanted can change its growth rate and length but not its thickness.
December 2020 in “Journal of Aesthetic Nursing” Injecting platelet-rich plasma into the scalp stimulates hair growth, increases hair density, and treats hair loss effectively with minimal side effects.
149 citations
,
March 2004 in “Journal of Dermatological Science” Minoxidil boosts hair growth by increasing cell production and survival.
31 citations
,
January 2019 in “Journal of Cutaneous Medicine and Surgery” Platelet-Rich Plasma (PRP) therapy can promote hair growth and improve facial aesthetics, including reducing acne scars and facial burns, and it works best with three initial monthly injections.
January 2023 in “Journal of Cosmetics, Dermatological Sciences and Applications” The hair growth serum Trichosera® was effective in increasing hair regrowth and density and reducing hair fall without significant side effects.
November 2014 in “Surgical research updates” Platelet Rich Plasma (PRP) may improve hair transplant success by increasing blood vessel and hair follicle growth.
1 citations
,
September 2013 in “Elsevier eBooks” Hair ages and thins due to factors like inflammation and stress, and treatments like antioxidants and hormones might improve hair health.
11 citations
,
May 2019 in “BioMed Research International” Hair transplantation effectively treats scalp scars with high success and patient satisfaction.
November 2025 in “International Journal of Zoology and Applied Biosciences” New technologies like AI, robotics, and stem cells have made hair transplants more effective and natural-looking.
237 citations
,
February 2016 in “Science Translational Medicine” The timing of when the gene Bmal1 is active affects aging and survival, with its absence during development, not adulthood, leading to premature aging.
31 citations
,
August 2021 in “Stem Cell Research & Therapy” The conclusion is that understanding how hair follicle stem cells live or die is important for maintaining healthy tissue and repairing injuries, and could help treat hair loss, but there are still challenges to overcome.
26 citations
,
March 2013 in “Journal of Biomedical Materials Research Part A” Researchers created a 3D hydrogel that mimics human hair follicles, which may help with hair loss treatments.
13 citations
,
September 2018 in “Hair transplant forum international” FUE and FUT hair transplants have similar success rates, with FUE slightly better.
16 citations
,
October 2019 in “Biological & Pharmaceutical Bulletin” Houttuynia cordata extract may help hair grow by improving cell survival and increasing cell growth.
3 citations
,
November 2022 in “Molecules/Molecules online/Molecules annual” The substances improved hair regrowth and protected hair cells in humans and mice.
12 citations
,
January 2010 in “Hair transplant forum international” The survival rates of hair grafts are similar regardless of how they are trimmed.
July 2014 in “Plastic and Reconstructive Surgery” The document concludes that rib-sparing techniques in breast reconstruction have limited benefits, sentinel lymph node biopsy is needed for desmoplastic melanoma, certain hair preservation methods improve graft survival, partial turbinectomy effectively reduces nasal obstruction, nipple shields with irrigation may reduce capsular contracture, and thicker malignant melanomas have a higher risk of non-skin cancers.