2 citations
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January 2022 in “Clinical, Cosmetic and Investigational Dermatology” The refined wash test is a reliable way to measure daily hair loss and can tell the difference between different types of hair loss.
18 citations
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June 2008 in “Archives of Dermatology” Men typically shed about 10 hairs in 60 seconds, and this amount doesn't increase with age.
October 2025 in “Animal Bioscience” Key RNAs and genes linked to cashmere shedding in goats were identified.
1 citations
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December 2018 in “Veterinary dermatology” The hair coat disorder in Schipperkes is similar to Alopecia X and involves increased androstenedione levels and hair cycle arrest.
February 1990 in “PubMed” Higher DHEA-S levels in hirsute females affect hair growth phases.
67 citations
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July 2000 in “Proceedings of the National Academy of Sciences” The model accurately simulates human hair growth and hair loss patterns.
93 citations
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May 1990 in “The EMBO Journal” Mice with extra sheep genes had hair that fell out and regrew in cycles.
3 citations
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June 1979 in “The Journal of Dermatology” Glycosaminoglycan levels peak early in hair growth and decrease as the cycle progresses.
4 citations
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July 2024 in “Animals” A new depilation method using cold wax reduces injury and improves hair growth studies in mice.
Sheep can lose wool quickly due to stress, but it doesn't cause itching or pain.
January 2005 in “Chinese Journal of Veterinary” Hairless mice lose hair by 3-4 weeks, develop thicker, folded skin, and show pigmentation differences.
277 citations
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June 2003 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Epithelial-mesenchymal interactions control hair growth cycles through specific molecular signals.
7 citations
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December 2010 in “대한의생명과학회지” Hair growth after depilation increases skin thickness, mast cell counts, and cell activity.
12 citations
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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.
54 citations
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January 2005 in “Journal of The American Academy of Dermatology” Most patients with chronic hair shedding did not progress to permanent hair loss, and one showed improvement with treatment.
19 citations
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May 2012 in “The journal of investigative dermatology/Journal of investigative dermatology” The type 3 IP3 receptor is important for controlling hair loss and growth.
16 citations
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February 2017 in “Dermatology and Therapy” The new visual scale is a quick and effective way to measure hair loss in women.
Glycogen helps E. coli cells divide unevenly and organize their contents.
24 citations
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October 2017 in “Scientific reports” Changing light exposure can affect hair growth timing in goats, possibly due to a key gene, CSDC2.
7 citations
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July 2024 in “Animals” The Shh gene controls cell growth and death in cashmere goat hair follicles, affecting hair growth.
1 citations
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August 2020 The Shaven mutation in mice affects hair growth and causes a greasy coat due to abnormal lipid content.
2 citations
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August 1999 in “PubMed” Chronic telogen effluvium is a condition that causes ongoing hair shedding.
31 citations
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November 1965 in “Journal of Mammalogy” The pituitary gland is crucial for normal mink fur cycles.
7 citations
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September 2017 in “Scientific Reports” Mice with too much sPLA₂-IIA have hair loss and poor wound healing due to abnormal hair growth and stem cell depletion.
February 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” Cashmere goat hair growth follows a cycle with distinct growth, regression, and resting periods, influenced by specific genes.
June 2023 in “GALENICAL Jurnal Kedokteran dan Kesehatan Mahasiswa Malikussaleh” Telogen effluvium is a form of hair loss caused by various factors and requires identifying the cause for proper treatment.
10 citations
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January 2017 in “Skin appendage disorders” Emotional stress can trigger intermittent hair loss in chronic telogen effluvium, which may not improve with treatment if stress continues.
October 1961 in “Archives of Dermatology” Reassurance is important for postpartum hair shedding as it likely won't cause complete baldness.
4 citations
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March 2023 in “Journal of the European Academy of Dermatology and Venereology” COVID-19 can cause a temporary hair loss condition.
56 citations
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January 1970 in “Cell and Tissue Research”