September 2025 in “International Journal of Cosmetic Science” Friction causes hair breakage during combing, and fragment count predicts hair strength.
32 citations
,
September 1996 in “Archives of Dermatological Research” 6 citations
,
September 1996 in “Archives of Dermatological Research”
5 citations
,
January 2017 in “Dermatologic Surgery” Storing hair follicle micrografts for longer times can cause them to enter a state similar to the natural hair shedding phase, which might impact hair transplant results.
7 citations
,
July 2024 in “Animals” The Shh gene controls cell growth and death in cashmere goat hair follicles, affecting hair growth.
38 citations
,
September 1997 in “The journal of investigative dermatology/Journal of investigative dermatology” A mutation in mice causes hair loss and skin issues due to a defect in a gene affecting cell adhesion.
124 citations
,
August 1994 in “Journal of Investigative Dermatology” Dexamethasone speeds up hair loss in mice, while cyclosporin A slows it down.
SLE patients experience hair loss similar to telogen effluvium, with hair damage and immune activity at hair follicles.
43 citations
,
October 2002 in “International Journal of Cosmetic Science” All three shampoos reduced dandruff and hair loss, but ketoconazole and piroctone olamine also made hair thicker.
12 citations
,
January 2021 in “Cell Transplantation” Baby teeth stem cells can help grow hair in mice.
5 citations
,
January 2005 in “PubMed” Apoptosis is important in the hair cycle of dogs.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair growth cycles need varied signals in space and time.
1 citations
,
July 2019 in “Case reports in dermatology” A Thai boy was diagnosed with a rare hair disorder causing hair thinning and shedding.
4 citations
,
August 2023 in “Nature Communications” Mouse zigzag hair bends form due to a 3-day cycle of changes in hair progenitors and their environment.
4 citations
,
December 2017 in “Journal of zoo and wildlife medicine” Hormonal changes during the reproductive cycle may cause seasonal skin problems in captive female fossas.
December 2025 in “Toxicology and Applied Pharmacology” November 2025 in “Journal of Clinical Medicine” The drinkable supplement reduced hair shedding and increased hair growth in women.
23 citations
,
April 2006 in “Skin Research and Technology” The study concluded that a special imaging technique showed women with hair loss have slower hair growth and a faulty hair replacement cycle.
63 citations
,
October 2005 in “Archives of Dermatology” Shorter, thinner hairs indicate AGA, while longer, thicker hairs suggest CTE; counting and measuring shed hairs helps diagnose hair loss type.
1 citations
,
October 2013 in “The Journal of Dermatology” Hair loss in a drug reaction case involved both a common shedding phase and an immune attack on hair follicle stem cells.
12 citations
,
June 2006 in “Anais Brasileiros de Dermatologia” The study found average numbers for different types of hair follicles in the scalp and observed differences between men and women, suggesting reasons for more common hair shedding in women.
31 citations
,
April 2007 in “Experimental Dermatology” Stress in mice delays hair growth and treatments blocking substance P can partly reverse this effect.
June 2020 in “Journal of Investigative Dermatology” The technique effectively shows how human skin and hair cells form into ball-like structures.
53 citations
,
October 2003 in “Developmental Biology” Too much Sonic Hedgehog protein stops hair growth in embryos.
January 2017 in “Faculty of 1000 Research Ltd” Oral minoxidil reduced hair shedding in women with chronic telogen effluvium.
6 citations
,
February 2013 in “Journal of Visualized Experiments” The method quickly analyzes hair growth genes and shows that blocking Smo in skin cells stops hair growth.
13 citations
,
February 2007 in “Biotechnology and Bioprocess Engineering”
January 2018 in “Springer eBooks” Telogen effluvium is hair loss caused by disruption of the normal hair cycle.
12 citations
,
March 2004 in “Journal of Investigative Dermatology”