5 citations
,
March 2022 in “Frontiers in Cell and Developmental Biology” This study found that exosomes derived from bovine colostrum promoted hair growth in mice by activating the Wnt/β-catenin pathway, with effects similar to minoxidil but without adverse effects.
154 citations
,
October 1996 in “Proceedings of the National Academy of Sciences of the United States of America” This study found that 17-beta-estradiol inhibits hair growth in mice by blocking hair follicles in the telogen phase, whereas an estrogen receptor antagonist promotes hair growth by initiating anagen.
January 2024 in “Biological & pharmaceutical bulletin” In this study, Panax ginseng extract and its ginsenosides were found to stimulate the proliferation of hair-related cells and promote the transition from the telogen to the anagen phase, enhancing hair-shaft growth by suppressing BMP4 expression in human dermal papilla cells.
2 citations
,
January 2022 in “International Journal of Medical Sciences” In this study, kartogenin promoted hair growth by enhancing cell proliferation and migration in vitro and extended hair length in mice, suggesting its potential as a treatment for hair loss.
June 2017 in “Experimental and Therapeutic Medicine” In a depilated mouse model, this study found that blocking CXCL4 activity with an anti-CXCL4 monoclonal antibody promoted hair growth by inducing an earlier anagen phase, delaying hair follicle regression, and altering expression of genes and proteins related to hair growth and cell proliferation.
3 citations
,
January 2021 in “Applied sciences” This study found that in C57BL/6 mice, treatment with fermented red ginseng marc, a traditional polyherb formula, or a combination of both, promoted hair growth by enhancing the hair-growth cycle.
This study found that estradiol affects hair growth in mice by regulating the transition of hair follicles from rest to growth phases via the estrogen receptor pathway in the dermal papilla.
25 citations
,
September 2018 in “Scientific Reports” This study found that morroniside enhanced hair follicle growth and transition through the Wnt/β-catenin signaling pathway in a mouse model, suggesting its potential as a treatment for hair loss.
14 citations
,
January 2015 in “Genetics and molecular research” This study found that numerous genes involved in hair growth, including 73 co-up-regulated ones, were differentially expressed in goat hair follicles during the hair growth cycle.
47 citations
,
July 1997 in “British Journal of Dermatology” This research observed that during the catagen phase, the inner root sheath of hair follicles becomes an early target, highlighting its potential role in maintaining hair follicle homeostasis.
23 citations
,
July 1997 in “British Journal of Dermatology” This study suggests that the inner root sheath plays a significant role in maintaining hair follicle homeostasis during the catagen phase's early stages.
25 citations
,
April 2015 in “Journal of Investigative Dermatology” This study found that Gsdma3 mutation in mice allows hair follicles to bypass a typical telogen phase and directly enter the anagen phase, suggesting Gsdma3's role in hair cycle transitions by regulating Wnt signaling.
3 citations
,
November 2019 in “Journal of Investigative Dermatology” In this study, researchers reported that adenosine stimulated hair shaft elongation in cultured human hair follicles by promoting proliferation and prolonging the anagen phase, suggesting the A2B adenosine receptor in outer root sheath keratinocytes as a promising target for treating hair growth disorders like alopecia.
1 citations
,
May 2025 in “BMC Genomics” In this study, researchers identified key lncRNAs and target genes potentially involved in the transformation of the hair follicle cycle, which could advance understanding of lncRNAs' roles in hair follicle development.
20 citations
,
January 2017 in “Experimental Dermatology” In this study, deleting the Igf1 receptor in specific skin cells of mice affected hair follicle cycling but not overall skin health, suggesting Igf1r's role in hair cycle regulation through Bmp-4 activation.
13 citations
,
September 2018 in “Scientific Reports” In this study, researchers found that microRNAs and specific target genes, such as MiR-195 and genes like CHP1, SMAD2, FZD6, and SIAH1, play significant roles in regulating hair follicle initiation in cashmere goats.
2 citations
,
December 2024 in “BMC Genomics” In this study, researchers used transcriptome sequencing and bioinformatics analysis to identify important genes and pathways involved in the transition between hair growth phases, offering new insights into hair follicle cycle regulation and development.
6 citations
,
August 2024 in “Experimental Dermatology” This study found that irisin, a myokine, increases hair growth by activating the Wnt/β-catenin pathway, enhancing cell proliferation and hair shaft elongation in both human cell and mouse models.
April 2021 in “Current Topics in Nutraceutical Research” This study found that citron seed oil promotes hair regrowth in a C57BL/6 mouse model by enhancing the transition to the growth phase, increasing hair follicle features and skin thickness, and inducing specific protein expressions that support hair regeneration.
13 citations
,
June 2020 in “International Journal of Molecular Sciences” This study found that the humanin analogue HNG significantly promoted hair growth in vitro and in vivo by prolonging the anagen phase and inhibiting hair follicle cell apoptosis in mice.
6 citations
,
May 1987 in “Acta dermato-venereologica” In this study, analysis of hair root status showed similar abnormalities in both primary and secondary syphilis patients, though it remains unclear if these are specific to syphilis.
22 citations
,
February 2002 in “Journal of theoretical biology” This study found that a stochastic follicular automaton model replicates hair follicle cycle fluctuations, with deterministic simulations aligning with steady-state levels as follicle numbers increase.
42 citations
,
July 2012 in “PLOS ONE” This study found that estrogen can cause reversible suppression of the hair cycle by inducing premature catagen and maintaining the telogen phase without damaging the hair follicle stem cell niche or the signature gene expressions of dermal papilla cells.
23 citations
,
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” In this mouse study, NF-κB was shown to play a role in hair follicle cycling and morphogenesis, with specific activity patterns differing by hair type and involving noncanonical signaling for zigzag hair bending.
1 citations
,
July 2024 in “Journal of Investigative Dermatology” MPZL3 protein affects hair growth cycles and could help manage hair loss.
January 2021 in “Journal of Allergy and Therapy” This article reviews the phases of hair growth and differences between androgenetic alopecia and telogen effluvium but provides no new clinical findings on Electric Follicle Stimulation.
December 2020 in “International journal of research in ayurveda and pharmacy” This review covers hair anatomy, common hair diseases, diagnostic approaches, management, and hair care, but reports no new clinical findings; the authors highlight the importance of proper hair care knowledge.
October 2023 in “Journal of Cosmetic Dermatology” This study found that an octapeptide binding to Lgr5 can enhance the proliferation and differentiation of human primary hair cells by activating the Wnt/β-catenin signaling pathway, suggesting its potential as a treatment for hair loss in androgenetic alopecia.
April 2023 in “Journal of Investigative Dermatology” This study examined Ashwagandha-derived exosome-like nanoparticles and found that they increased hair growth markers and hair shaft production in human hair follicles ex vivo, suggesting potential for plant-derived exosome therapies in hair loss treatments.
62 citations
,
November 2016 in “Nanoscale” In this study, researchers developed thermoresponsive nanogels that effectively penetrate hair follicles and release a model drug when triggered by temperature, demonstrating greater penetration for medium to large nanogels (300–500 nm) compared to smaller ones.