September 2016 in “Journal of Dermatological Science” Certain factors can start hair growth in adult skin by making cells communicate and form new hair follicles.
March 2012 in “Journal of The American Academy of Dermatology” Temporal triangular alopecia usually starts in early childhood and treatment with Minoxidil has limited effectiveness.
September 2011 in “Cancer” Men who start losing hair at 20 may have a higher chance of getting prostate cancer later.
September 2002 in “Fertility and sterility” Girls with PCOS often start puberty earlier and have signs of insulin resistance from a young age.
September 2002 in “Fertility and sterility” Metformin can start ovulation and may lower 17P response in PCOS, but six months is too short to improve hair growth or change body fat distribution.
January 1992 in “Proceedings of the New Zealand Society of Animal Production” Ferret hair growth starts between 0 and 4 days after melatonin treatment, with cell growth peaking in the hair germ and declining as the hair matures.
Alopecia areata often starts around age 23, can be permanent in 30% of cases, and treatments are usually temporary.
430 citations,
July 2002 in “Journal of Endocrinology” The hypothesis suggests that PCOS may start early in life due to genetic and environmental factors, influencing future reproductive and metabolic problems.
124 citations,
June 2020 in “Cell Stem Cell” Fat cells in the skin help start healing and form important repair cells after injury.
85 citations,
October 2012 in “Dermatologic Clinics” Alopecia Areata is an autoimmune condition often starting before age 20, with varied treatment success and a need for personalized treatment plans.
73 citations,
November 2000 in “Proceedings of the National Academy of Sciences of the United States of America” There are two ways to start hair growth: one needs Stat3 and the other does not, but both need PI3K activation.
66 citations,
June 2004 in “Development” FGF signaling is crucial for starting feather development in chicken embryos.
57 citations,
April 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin D receptor is crucial for starting hair growth after birth.
38 citations,
July 2020 in “EMBO journal” SIRT7 protein is crucial for starting hair growth in mice.
38 citations,
January 2009 in “Journal of Cutaneous Medicine and Surgery” A woman developed hair loss after starting a treatment with adalimumab, suggesting this medication might cause hair loss.
32 citations,
July 2021 in “Journal of The American Academy of Dermatology” Hair loss from COVID-19 usually starts around 45 days after infection and lasts about 47.5 days.
32 citations,
April 2016 in “Journal of Investigative Dermatology” STAT5 activation is crucial for starting the hair growth phase.
27 citations,
May 2006 in “Biochemical and Biophysical Research Communications” Wnt-10b is important for starting hair growth and developing hair follicles.
24 citations,
November 2023 in “Nature” The extracellular matrix affects where tumors can start in the body.
19 citations,
November 2016 in “Dermatology and therapy” Stopping the medication infliximab and starting new treatments helped a woman's hair grow back and improved her scalp condition.
12 citations,
December 2009 in “Amino Acids” Putting α-methylspermidine on mouse skin can start hair growth.
12 citations,
September 1999 in “The journal of experimental zoology/Journal of experimental zoology” Prolactin levels do not control the start of winter fur growth in mink.
10 citations,
September 2014 in “European Journal of Dermatology” A woman's hair loss worsened after starting hepatitis C treatment due to immune changes in her hair follicles.
9 citations,
April 2019 in “Bioscience, biotechnology, and biochemistry” Ten miRNAs may play key roles in starting secondary hair follicle development in sheep foetuses.
9 citations,
January 2001 in “Dermatologic Surgery” Hair loss in women often starts in their late 20s and peaks after 50, and it's different from male hair loss.
7 citations,
December 2021 in “Journal of The American Academy of Dermatology” COVID-19 can cause hair loss starting as early as 18 days after infection.
6 citations,
December 2019 in “Frontiers in genetics” GLI1 might protect against the start of skin cancer and is not linked to cancer severity.
3 citations,
April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” Curcumin applied to the skin can start hair growth in mice.
2 citations,
July 2018 in “Journal of pediatric epilepsy” A teenager lost hair after starting epilepsy medication levetiracetam.
December 2023 in “PubMed” COVID-19 patients in Thailand typically started losing hair about 30 days after infection, with women experiencing more severe hair loss.