September 2017 in “Journal of Investigative Dermatology” Blue light helps hair growth by affecting specific proteins in hair follicle cells.
February 2016 in “Online journal of biological sciences” Henna and honey improved burn healing and hair growth in rabbits.
62 citations
,
July 1993 in “Journal of Investigative Dermatology” Hair growth is influenced by interactions between skin layers, growth factors, and hormones, but the exact mechanisms are not fully understood.
57 citations
,
November 1987 in “Pediatric Dermatology” Children's hair grows in different types from before birth through puberty, with growth rates and characteristics varying by age, sex, and race.
37 citations
,
January 2013 in “Postepy Dermatologii I Alergologii” Isotretinoin effectively reduces acne but causes dry skin, higher skin pH, more redness, and hair loss.
13 citations
,
June 2020 in “Stem Cells International” A substance from a specific gel helped to grow hair effectively in mice, suggesting it could potentially be used to treat hair loss in humans.
7 citations
,
December 1987 in “Fertility and sterility” The vellus index is a simple, quick, and reliable method to assess and monitor hair growth, especially in hirsutism.
5 citations
,
May 2021 in “International Journal of Cosmetic Science” Healthy scalp leads to better hair quality and less damage.
1 citations
,
January 2017 in “Elsevier eBooks” The document concludes that new treatments for hair loss may involve a combination of cosmetics, clinical methods, and genetic approaches.
August 2024 in “International Journal of Basic & Clinical Pharmacology” Secretome-based therapies could improve hair growth better than current treatments.
February 2026 in “Journal of Integrative Neuroscience” NGF-modified hair follicle stem cells may help treat Alzheimer's by improving brain function and reducing harmful proteins.
48 citations
,
December 2004 in “Differentiation” Tooth papilla cells can help regenerate hair follicles and grow hair.
4 citations
,
February 2022 in “Frontiers in molecular biosciences” Chronic stress in mice changes skin metabolism and gene expression, leading to hair loss.
2 citations
,
June 2005 in “Clinical Oncology” A man's bald spot grew hair after starting cancer treatment with gefitinib.
March 2005 in “Journal of The American Academy of Dermatology” Herbal extract improves hair growth in female pattern baldness.
April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” M2 macrophages help hair regrowth in wounds by making growth factors.
18 citations
,
April 2019 in “Archives of Dermatological Research” Lactoferrin helps mice grow hair by increasing cell growth and hair follicle development.
32 citations
,
February 2024 in “Growth Hormone & IGF Research” Dihydrotestosterone (DHT) stops hair growth in mice by lowering a growth factor important for hair.
51 citations
,
January 2003 in “Hormone Research in Paediatrics” Hormones and their receptors, especially androgens, play a key role in hair growth and disorders like baldness.
32 citations
,
May 2018 in “Cell Cycle” Melatonin helps Cashmere goats grow more hair by affecting certain genes and cell pathways.
27 citations
,
August 2018 in “Frontiers in Plant Science” High levels of auxin increase root hair growth by activating RSL2 and producing ROS, while high phosphate levels hinder growth by repressing RSL2.
17 citations
,
May 2011 in “Gene Therapy” Using polyethylenimine-DNA to deliver the hTERT gene can stimulate hair growth and may be useful in treating hair loss, but there could be potential cancer risks.
9 citations
,
January 2015 in “Fundamental & clinical pharmacology” Cyclosporine A helps hair grow by blocking a process that would otherwise cause hair cells to die.
8 citations
,
July 2022 in “Frontiers in plant science” pH changes are crucial for root hair growth because they affect enzymes and proteins that control the cell wall and growth.
7 citations
,
March 2016 in “Journal of Cosmetic and Laser Therapy” Home-use lasers and IPL devices are unlikely to directly cause paradoxical hair growth; it may be linked to inflammation or hormonal issues.
6 citations
,
March 2022 in “PLoS ONE” Centipedegrass extract may promote hair growth by activating certain cell pathways.
6 citations
,
February 2012 in “American Journal of Animal and Veterinary Sciences” Growth factors are crucial for hair follicle growth and development.
1 citations
,
April 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” mTORC1 activity is important for hair growth and color, and targeting it could help treat hair loss and greying.
1 citations
,
April 2009 in “The Proceedings of the International Plant Nutrition Colloquium XVI” Certain genes may promote longer root hairs in plants when phosphorus is low.
April 2026 in “European Journal of Medical and Health Research” Women with hair loss had lower IGF-1 levels.