16 citations,
January 2015 in “Forensic science international” The hair of two ancient Chilean mummies is well-preserved and contains high levels of heavy metals.
1 citations,
October 2012 in “Elsevier eBooks” Skin stem cells can help improve skin repair and regeneration.
August 2024 in “Current Protocols” The C3H/HeJ mouse model is useful for studying and testing treatments for alopecia areata.
August 2023 in “Clinical, Cosmetic and Investigational Dermatology” The new hair transplant device reduces damage to hair follicles and makes surgery more comfortable for the surgeon.
February 2024 in “Psychoneuroendocrinology” The COVID-19 pandemic did not significantly change stress levels in preschoolers, but higher-income families' children showed higher stress.
8 citations,
November 2020 in “Nature Communications” Adult stem cells with Tp63 can form hair and skin cells when placed in new skin, showing they have hidden abilities for skin repair.
1 citations,
December 2011 Marine-derived ingredients show potential for hair health but need more human trials to confirm effectiveness.
January 2017 in “Journal of Cosmetics, Dermatological Sciences and Applications” Chinese women's hair gets thinner and grayer with age, and scalp conditions change, especially after 40.
33 citations,
March 2018 in “Trends in cell biology” Metabolism plays a key role in determining stem cell fate.
November 2023 in “Journal of the Taiwan Institute of Chemical Engineers” Scientists made nanoparticles from human hair proteins to improve drug delivery.
2 citations,
November 2008 in “Medical Hypotheses” VEGF and its receptor might cause hair loss.
6 citations,
November 2018 in “Histochemistry and Cell Biology” Mongolian gerbils heal wounds differently than mice, with unique protein levels and gene expression that affect skin repair.
January 2019 in “The Annals of Thoracic Surgery” The document concludes that careful planning and execution of facial gender affirmation surgery after at least 12 months of hormonal therapy can improve the quality of life for transgender individuals.
1 citations,
October 2023 in “International journal of Ayurveda and pharma research” Herbal medications might be safer and more effective for hair loss than synthetic treatments.
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.
May 2024 in “Journal of drug delivery science and technology” Exosomes show promise for treating skin diseases and improving skin regeneration.
16 citations,
April 2009 in “Dermatologic Surgery” The place where hair is transplanted can change its growth rate and length but not its thickness.
38 citations,
September 2014 in “Cell and Tissue Research” The hair follicle infundibulum plays a key role in skin health and disease, and understanding it better could lead to new skin disease treatments.
4 citations,
June 2023 in “Journal of developmental biology” The skin systems of jawed vertebrates evolved diverse appendages like hair and scales from a common structure over 420 million years ago.
78 citations,
September 2006 in “International Journal of Cosmetic Science” Dandruff is mainly caused by a scalp reaction to yeast, can worsen hair loss, and antifungal treatments may help.
2 citations,
January 2022 in “Journal of the American Academy of Dermatology” Virtual reality can reduce pain during scalp injections.
3 citations,
November 2008 in “Facial Plastic Surgery” Adding hair restoration to a cosmetic surgery practice requires a skilled team and specialized equipment.
October 2020 in “Medical journal of Tabriz University of Medical Sciences and Health Services” PRP injections significantly increased hair growth in patients with androgenic alopecia.
7 citations,
May 2021 in “General and comparative endocrinology” Muskoxen's qiviut cortisol levels indicate their stress hormone activity over the hair growth period.
28 citations,
March 2019 in “Journal of Dermatological Science” The document concludes that while lab results for hair growth promotion are promising, human trials are needed and better testing methods should be developed.
July 2024 in “Journal of Investigative Dermatology” TGF-β signaling is essential for new hair growth after a wound.
101 citations,
December 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists turned mouse stem cells into skin cells that can grow into skin layers and structures.
57 citations,
January 2014 in “Cold Spring Harbor Perspectives in Medicine” Skin stem cells maintain and repair the outer layer of skin, with some types being essential for healing wounds.
November 2015 in “Hair transplant forum international” Early attempts at using cloned cells for hair transplants failed, but 3D cell growth showed some promise.
5 citations,
May 2021 in “Veterinary medicine and science” Injecting cosyntropin into grizzly bears increases blood cortisol but doesn't change hair cortisol levels.