132 citations
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September 2009 in “Experimental Dermatology” A reliable system was developed to distinguish hair growth stages, aiding in identifying hair growth promoters or inhibitors.
130 citations
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December 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle melanocytes die during hair regression.
64 citations
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March 2005 in “Journal of Investigative Dermatology” Brain-Derived Neurotrophic Factor (BDNF) slows down hair growth and promotes hair follicle regression.
September 1997 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Blocking IL-1 could help treat some hair loss conditions; alopecia affects liver detox systems; spironolactone is better than finasteride for female hair growth; focusing on the catagen hair phase could lead to new alopecia treatments.
9 citations
,
February 2018 in “Journal of The American Academy of Dermatology” Researchers developed a new method using methylene blue staining to more accurately identify the growth stage of human hair follicles.
92 citations
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February 2005 in “Endocrinology” Estrogen receptors affect hair growth, with ER beta slowing down the hair cycle changes caused by ER alpha.
25 citations
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October 2018 in “PloS one” Key genes regulate hair follicle phase changes in Inner Mongolia cashmere goats.
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.
23 citations
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July 1997 in “British Journal of Dermatology” The inner root sheath is vital for hair follicle stability during growth changes.
19 citations
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July 2015 in “Journal of Ginseng Research” Korean Red Ginseng may protect against hair loss caused by chemotherapy.
3 citations
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March 2009 in “Hirosaki University Repository for Academic Resources (Hirosaki University)” Hirosaki hairless rats have sparse, twisted hair due to missing hair keratin genes.
Collagen peptides may help maintain hair growth and could be beneficial for hair loss conditions.
April 2017 in “Journal of Investigative Dermatology” The hair follicle dermal sheath is essential for hair shedding and needs to communicate with the outer root sheath for normal hair growth cycles.
91 citations
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May 2003 in “American Journal of Pathology” Prolactin affects hair growth cycles and can cause early hair follicle regression.
52 citations
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January 2003 in “Journal of Investigative Dermatology” Thrombospondin-1 is crucial for hair follicle regression and reduced blood vessel growth during the catagen phase.
41 citations
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September 2003 in “Journal of Investigative Dermatology” Overexpression of COX-2 causes early hair loss in mice, but can be prevented with a COX-2 inhibitor.
15 citations
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September 2008 in “Archives of Dermatological Research” Roxithromycin, an antibiotic, can increase hair growth and might be used as a treatment for hair loss.
14 citations
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January 2015 in “Genetics and molecular research” The transition from growth to regression in Cashmere goat hair follicles involves changes in expression of genes related to keratin and cell differentiation.
13 citations
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June 2020 in “International Journal of Molecular Sciences” HNG helps hair grow by keeping hair in the growth phase longer.
1 citations
,
May 2022 in “International Journal of Cosmetic Science” Edelweiss extract can increase hair density and promote hair growth.
October 2024 in “Experimental Dermatology” The belief about hair shedding phases is likely incorrect and needs reevaluation.
43 citations
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December 2006 in “The American journal of pathology” Edar signaling is crucial for controlling hair growth and regression.
25 citations
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January 2014 in “Annals of Dermatology” Sfrp2 increases during hair follicle catagen phase and slows keratinocyte growth.
19 citations
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November 2012 in “British Journal of Dermatology” Dopamine stops hair growth and pigment production in human scalp hair follicles.
8 citations
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December 2022 in “BMC Genomics” The research improved understanding of yak hair growth to help use yak wool better.
59 citations
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August 1981 in “PubMed” Trichilemmal keratinization is a unique process in hair follicles where the outer root sheath turns into keratin without a specific layer.
42 citations
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July 2012 in “PLOS ONE” Estrogen can temporarily slow down hair growth but this can be reversed.
25 citations
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April 2015 in “Journal of Investigative Dermatology” GasderminA3 is important for normal hair cycle transitions by controlling Wnt signaling.
24 citations
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January 2003 in “Journal of Investigative Dermatology” Blocking a specific receptor slows down hair loss in mice.
17 citations
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November 1967 in “American Journal of Anatomy” Hairless mice have longer hair follicles and abnormal structures during the catagen phase.