187 citations,
December 2005 in “Experimental Dermatology” Estrogens can improve skin aging but carry risks; more research is needed on safer treatments.
159 citations,
July 2006 in “Endocrine Reviews” Estrogens significantly influence hair growth by interacting with receptors in hair follicles and may help regulate the hair growth cycle.
138 citations,
June 2019 in “Stem Cells and Development” Periodontal ligament stem cells show promise for regrowing tissues but require more research for safe, effective use.
113 citations,
March 2018 in “Biological reviews/Biological reviews of the Cambridge Philosophical Society” Animals that change color with the seasons mainly do so in response to daylight changes, but climate change is causing camouflage problems that may require evolutionary changes.
104 citations,
January 2016 in “Food & Function” Olive oil compounds may help prevent cancer in animals, but human results are mixed.
98 citations,
December 2008 in “Journal of Investigative Dermatology” Prolactin affects hair growth and skin conditions, and could be a target for new skin disease treatments.
98 citations,
May 2008 in “British Journal of Dermatology” There are many treatments for permanent hair loss disorders, but their effectiveness varies and there's no clear best option.
97 citations,
September 2006 in “Pharmaceutical Research” No treatment fully prevents hair loss from chemotherapy yet.
75 citations,
March 2014 in “Journal of Investigative Dermatology” Aging mice have slower hair regeneration due to changes in signal balance, but the environment, not stem cell loss, controls this, suggesting treatments could focus on environmental factors.
41 citations,
June 2006 in “Journal of Investigative Dermatology” Beard and scalp hair cells have different gene expressions, which may affect beard growth characteristics.
39 citations,
December 2001 in “JNCI: Journal of the National Cancer Institute” Using a gene therapy with the Sonic Hedgehog gene helps mice regrow hair faster after losing it from chemotherapy.
32 citations,
January 2021 in “Molecules” Some Middle Eastern plants may help treat diabetes and could be alternatives to current drugs, but more research is needed.
32 citations,
April 2016 in “Journal of Investigative Dermatology” STAT5 activation is crucial for starting the hair growth phase.
27 citations,
January 2013 in “Indian Journal of Dermatology, Venereology and Leprology” PCOS is a complex disorder managed by treating symptoms and requires a team of specialists.
23 citations,
April 2021 in “Journal of Clinical Medicine” Frontal Fibrosing Alopecia's cause is unclear, affects mainly postmenopausal women, and current treatments focus on stopping hair loss rather than regrowth.
19 citations,
January 2015 in “Current problems in dermatology” Ultraviolet rays damage hair, smoking may cause hair loss, and good nutrition is important for hair health, but genetics mainly decide hair thickness.
18 citations,
September 2018 in “Experimental physiology” Electro-acupuncture may help treat PCOS in rats by changing brain DNA methylation.
18 citations,
March 2014 in “Current Pharmaceutical Biotechnology” Metformin helps regulate menstrual cycles, induce ovulation, and improve pregnancy outcomes in women with PCOS.
17 citations,
April 2015 in “Tropical Journal of Pharmaceutical Research” Asiasari Radix et Rhizoma is safe and has potential for new drug development due to its therapeutic properties.
15 citations,
May 2003 in “The Laryngoscope” FGF-1 causes spiral ganglion neurites to branch more.
14 citations,
October 2000 in “Genomics” Rat dermal papilla cells have unique genes crucial for hair growth.
11 citations,
June 2018 in “Sexual medicine reviews” Stromal Vascular Fraction might help with male sexual dysfunction, but more research is needed to confirm its safety and effectiveness.
11 citations,
September 2012 in “Journal of Nanjing Medical University” Cyclosporine A was found to increase hair growth in mouse whisker follicles.
3 citations,
May 2022 in “Oncogene” Vav2 and Vav3 proteins help control skin stem cell numbers and activity in both healthy and cancerous cells.
2 citations,
October 2020 in “BioMed Research International” Phaeodactylum tricornutum extract helps hair follicle cells grow by activating the ERK1/2 pathway.
2 citations,
November 2012 in “InTech eBooks” The document concludes that sex hormones are crucial for mammalian reproduction, health, and behavior, and require more research for therapeutic use.
1 citations,
June 2023 in “Biomolecules & therapeutics” Nitric oxide is important for skin functions and both helps protect against and contributes to skin inflammation and sensitization.
1 citations,
June 2012 in “Springer eBooks” Acupuncture may improve reproductive and metabolic functions in PCOS without negative side effects, but more research is needed to confirm its effectiveness.
January 2023 in “Czech Journal of Animal Science” Proteins influence the quality and traits of cashmere goat fleece, affecting hair strength and diameter.
Wild African goats have genetic adaptations for surviving harsh desert conditions.