December 2022 in “Journal of Tropical Pharmacy and Chemistry” The hair tonic made from oil palm leaf extract is very effective in preventing hair damage from the sun.
234 citations
,
December 1996 in “Journal of The American Academy of Dermatology” Middle-aged women with chronic telogen effluvium experience increased hair shedding but usually don't get significantly thinner hair.
3 citations
,
February 2009 in “Chinese Journal of Traumatology (english Edition)” Human hair cells can be used to grow new hair on rat ears, suggesting a possible treatment for hair loss.
Acidic sandy clay damages archaeological hair the most, while dry conditions preserve but make it brittle; silicone oil can help keep the hair flexible.
68 citations
,
December 1991 in “Annals of the New York Academy of Sciences” Hair growth can be induced by certain cells found at the base of hair follicles, and these cells may also influence hair development and regeneration.
66 citations
,
August 2001 in “Experimental Dermatology” Human hair follicle cells can grow hair when put into mouse skin if they stay in contact with mouse cells.
3 citations
,
July 2011 in “Folia Histochemica et Cytobiologica” Calcium reduces involucrin in rat hair bulbs but doesn't affect filaggrin and Kdap.
178 citations
,
October 2001 in “Genes & Development” The mutated hairless gene causes hair loss by acting as a new type of corepressor affecting thyroid hormone receptors.
87 citations
,
February 2004 in “Plastic and Reconstructive Surgery” Hair follicle stem cells helped heal a severe scalp burn without needing traditional skin grafts.
68 citations
,
March 1965 in “The BMJ” Hormones and genetics affect hair growth and patterns, with some changes reversible and others not.
44 citations
,
September 2019 in “The EMBO Journal” Lymphatic vessels are essential for hair follicle growth and skin regeneration.
34 citations
,
January 2014 in “International Journal of Trichology” Polarized dermoscopy is slightly better than nonpolarized for diagnosing hair disorders, with each method having its own strengths.
30 citations
,
April 2020 in “Stem Cell Research & Therapy” PI3K/Akt pathway is crucial for hair growth and regeneration.
26 citations
,
September 2018 in “Journal of Molecular Cell Biology” Endoglin is crucial for proper hair growth cycles and stem cell activation in mice.
24 citations
,
December 2014 in “International Journal of Molecular Medicine” Eclipta alba extract helps increase hair growth and decrease hair loss-related protein in mice.
24 citations
,
January 2011 in “International Journal of Trichology” Light microscopy is useful for diagnosing different hair disorders.
19 citations
,
February 2016 in “Journal of The American Academy of Dermatology” CD3+ T-cell presence is a reliable marker to tell apart alopecia areata from pattern hair loss.
5 citations
,
July 2019 in “Research Square (Research Square)” Yak hair growth is influenced by genes and hormones, helping them adapt to alpine environments.
1 citations
,
July 2018 in “Elsevier eBooks” Triple horizontal scalp biopsies are 98% accurate in diagnosing hair loss, better than single biopsies.
1 citations
,
April 2017 in “Journal of Investigative Dermatology” Cilostazol may help hair grow and could be a new treatment for hair loss.
December 2025 in “Brazilian Journal of Hair Health” The Spiral Model helps understand hair growth changes with age and identify hair problems early.
August 2025 in “International Journal of Advanced Research in Science Communication and Technology” Advanced hair serums can improve hair growth, density, and texture.
October 2024 in “International Journal of Biology Pharmacy and Allied Sciences” Herbal treatments are gaining interest as alternatives for hair loss.
December 2022 in “Deleted Journal” Sheep wool keratin solution safely and effectively promotes hair growth.
January 2001 in “Biomedical Research” THH and PAD type III appear together early in hair growth, but deiminated THH appears later, suggesting another factor is involved.
A 5-year-old girl has sparse, dry, and brittle hair but is otherwise healthy.
4 citations
,
August 2013 in “Expert Review of Dermatology” Updated treatments for female hair loss include minoxidil, antiandrogens, hair transplants, and light therapy.
207 citations
,
March 2012 in “Development” Skin needs dermal β-catenin activity for hair growth and skin cell multiplication.
6 citations
,
August 1991 in “Pediatric Clinics of North America” The document concludes that various hair and scalp disorders in children have specific treatments and proper diagnosis is essential.
59 citations
,
June 2008 in “Journal of The American Academy of Dermatology” The article explains the genetic causes and symptoms of various hair disorders and highlights the need for more research to find treatments.