107 citations
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September 2002 in “Journal of Investigative Dermatology” This study identified a distinct "exogen" phase in the hair cycle during which hair shedding occurs, primarily coupled with the anagen phase, rather than as part of the telogen phase.
1 citations
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December 2012 in “Journal of Dermatological Science” FGF18 controls hair growth rest phase.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” The study demonstrated that both DKK2 and SOSTDC1 are necessary for normal timing of the first catagen phase in mice hair growth cycles.
30 citations
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October 2014 in “Experimental Dermatology” This study found that leptin from dermal white adipose tissue may regulate hair growth and cycle progression through its receptor on hair follicle epithelium in mice and humans.
September 2004 in “Kitasato medical journal” This study found that a high dose of epidermal growth factor induced hair loss in sheep by causing apoptosis in anagen hair and transitioning the hair cycle to catagen.