June 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Lef1 helps adult skin cells maintain their ability to heal wounds and regenerate hair, but the study's methods and conclusions have been questioned.
January 2019 in “Chulalongkorn Medical Journal” Using a special laser and platelet-rich plasma together is safe and improves hair growth in men with hair loss.
May 2018 in “Journal of Investigative Dermatology” DNMT3A is crucial for healthy skin and hair growth.
August 2016 in “Journal of Investigative Dermatology” Dutasteride improved hair density and thickness in men not helped by finasteride, with minimal side effects.
Levetiracetam and valproate sodium both reduce seizures when added to lamotrigine, but levetiracetam has fewer side effects.
December 2015 in “Journal of Neurology and Stroke” A man had a stroke after getting a scalp injection for hair loss.
May 2015 in “Journal of The American Academy of Dermatology” Both treatments help with hair regrowth in alopecia areata, but azathioprine has milder side effects than betamethasone.
A woman had temporary hair loss due to stress from a spinal cord injury.
The document concludes that severe trauma can cause temporary hair loss, known as Telogen Effluvium, which usually resolves without treatment.
January 2014 in “프로그램북(구 초록집)” Platelet-rich plasma treatments help hair growth in people with hair loss by increasing certain cell growth and protein levels.