May 2020 in “Current developments in nutrition” Vitamin A affects the resting phase of hair growth, with both low and high levels increasing the number of hair follicles in this phase.
1 citations
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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.
January 2011 in “China Animal Husbandry & Veterinary Medicine” Constant-release melatonin reduces SOX21 gene expression in goats during the hair follicle resting phase.
4 citations
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January 2000 in “Durham e-Theses (Durham University)” Hair follicles help wounds heal faster, especially in active growth phase skin.
24 citations
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May 2022 in “BMC Veterinary Research” lncRNAs play a key role in hair follicle development, affecting cashmere quality and yield.
1 citations
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December 2012 in “Journal of Dermatological Science” FGF18 controls hair growth rest phase.
October 2024 in “Journal of Cutaneous Pathology” Compound follicles in folliculitis decalvans mainly have active hair follicles.
35 citations
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February 2019 in “Cell Communication and Signaling” BMP6 and Wnt10b control whether hair follicles are resting or growing.
April 2018 in “Journal of Investigative Dermatology” Claudin-1 and Claudin-3 are crucial for keeping hair follicle structure and preventing a type of hair loss called telogen effluvium.
4 citations
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August 2019 in “General and Comparative Endocrinology” Male yak hair growth is influenced by DHT synthesis, which is promoted by 5α-red1 and AR during growth phases, while E2 may inhibit growth through ERα.
86 citations
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August 2000 in “Pigment cell research” Melanocyte activity in hair follicles is linked to the hair growth cycle, being active in growth phases and inactive in rest phases.
January 2026 in “Current Issues in Molecular Biology” FGF-7 helps hair grow by activating hair follicles and is a promising target for hair loss treatments.
March 2025 in “Meditsinskiy sovet = Medical Council” Diffuse telogen alopecia is temporary hair loss treated by addressing the root cause and improving scalp health.
6 citations
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January 1994 in “PubMed” The molecular mechanisms controlling hair growth phases are not fully understood yet.
120 citations
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November 2014 in “Biological Reviews” The telogen phase of hair growth is active and important for preparing hair follicles for regeneration, not just a resting stage.
Hair loss is caused by hormonal changes that shorten hair growth phases and shrink hair follicles.
1 citations
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September 2022 in “Journal of the Egyptian Womenʼs Dermatologic Society” A rare scalp infection in a 66-year-old woman was successfully treated, leading to full hair regrowth.
6 citations
,
February 2018 in “PLOS ONE” Insect wax, especially its policosanol content, may help hair regrow by changing hair follicle phases and increasing nutrient supply.
January 2019 in “SAGE Open Medical Case Reports” A scalp biopsy revealed systemic amyloidosis in a woman who initially seemed to have a common hair loss condition.
March 2015 in “CRC Press eBooks” Telogen effluvium is a type of hair loss in women caused by many factors, and iron and thyroid tests are recommended for diagnosis.
March 2003 in “CRC Press eBooks” Telogen effluvium is hair loss caused by many hairs stopping growth suddenly, often due to stress or illness, but sometimes it's normal and not due to disease.
November 2001 in “CRC Press eBooks” Hair loss from telogen effluvium happens when a disturbance or imbalance causes hair to fall out prematurely.
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.
4 citations
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May 2022 in “International journal of molecular sciences” Heat-killed Enterococcus faecalis EF-2001 may promote hair growth and transition hair follicles to the growth phase.
August 2012 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” FGF18 controls hair cycle rest and growth phases.
July 2018 in “Elsevier eBooks” Telogen Effluvium is a common, usually reversible hair loss condition, often improved by removing the trigger and possibly treated with various products, though their effectiveness is uncertain.
45 citations
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October 2009 in “Dermatology” Half of the patients treated with a specific drug for skin cancer experienced hair loss not related to the drug's dosage.
20 citations
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January 2022 in “Oxidative Medicine and Cellular Longevity” Reactive oxygen species (ROS) influence hair growth by causing DNA damage, cell death, and changes in immune cells.
13 citations
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May 1993 in “International Journal of Dermatology” The paper suggests that telogen effluvium, a type of hair loss, may be a long-lasting condition triggered by stress or illness in people whose hair growth is unusually synchronized.
4 citations
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July 2022 in “Frontiers in Cell and Developmental Biology” The document concludes that understanding adult stem cells and their environments can help improve skin regeneration in the future.