March 2023 in “Journal of Applied Biomedicine” This study suggests that oleanolic acid may promote hair growth in mice with testosterone-induced androgenetic alopecia by activating the Wnt/β-catenin pathway and influencing various molecular levels.
This study identified CXXC5 as a key mediator of hair loss induced by PGD2 and DHT via suppression of the Wnt/β-catenin pathway, with implications for potential therapeutic targets.
104 citations
,
January 2023 in “Journal of Clinical Medicine” This review evaluates the hair cycle's phases and the factors influencing the transition between anagen and telogen, advocating for a holistic approach to addressing hair loss, though no specific results are reported.
5 citations
,
November 2022 in “Journal of Ginseng Research/Journal of ginseng research” This study investigated the role of autophagy in human dermal papilla cells and found that inhibiting autophagy accelerates the catagen phase by reducing Wnt/β-catenin signaling. Furthermore, adding ginsenoside Re appears to restore autophagy, suggesting potential benefits for mitigating hair loss linked to autophagy inhibition.
October 2022 in “The Korean Journal of Physiology and Pharmacology” This review discusses the roles of prostaglandins in hair loss and highlights their potential as targets for new alopecia treatments, but reports no new clinical findings.
September 2022 in “Dermatology and therapy” This review discusses the pathological factors and comorbidities associated with androgenetic alopecia and reports no new clinical results, emphasizing the need for improved understanding and treatment in clinical practice.
1 citations
,
August 2022 in “Journal of Dermatological Treatment” In this study, the authors reported that oral dutasteride at 0.5 mg/day showed a probable greater efficacy in treating male androgenetic alopecia compared to finasteride and minoxidil, but it may cause sexual dysfunction and neuropsychiatric side effects.
5 citations
,
April 2022 in “Journal of Ethnopharmacology” This review discusses the therapeutic mechanisms of Traditional Chinese Medicine in treating alopecia but reports no new clinical results; the authors emphasize the need for more guided clinical application and research on herbal combinations.
12 citations
,
February 2022 in “Acta Biomaterialia” In this study, researchers found that dissolving microneedles made with hyaluronic acid enhanced the effectiveness of minoxidil in reducing hair loss and promoting hair growth in alopecia-affected mice more effectively than topical minoxidil alone, while using only 10% of the drug amount.
2 citations
,
January 2022 in “Dermatologic Therapy” Natural products like saw palmetto, caffeine, melatonin, marine extracts, rosemary oil, procyanidin, pumpkin seed oil, and cannabidiol oil could potentially treat male hair loss.
16 citations
,
January 2022 in “International journal of molecular sciences” This review summarizes the influences of lifestyle factors such as smoking, alcohol, and diet on the pathogenesis of alopecia areata but reports no new clinical results.
318 citations
,
January 2022 in “Signal Transduction and Targeted Therapy” This study systematically reviews the Wnt/β-catenin signaling pathway, discussing its origin, composition, function, involvement in tumors and diseases, and the development of small-molecular compounds targeting this pathway for disease treatment.
2 citations
,
January 2022 in “BioMed Research International” The researchers concluded that baicalin may promote hair growth and follicle proliferation by activating the AKT pathway, suggesting its potential as a treatment for alopecia.
3 citations
,
November 2021 in “Journal of The American Academy of Dermatology” This article discusses hormonal mechanisms underlying androgenetic alopecia but does not report any new findings; it reviews the roles of dihydrotestosterone and available FDA-approved treatments.
7 citations
,
September 2021 in “Anais Brasileiros De Dermatologia” This study found that in patients with telogen effluvium after recovering from COVID-19, earlier alopecia onset was associated with younger age, female gender, hypothyroidism, and more severe coronavirus infections.
15 citations
,
July 2021 in “JAMA Dermatology” This study found that androgenetic alopecia is significantly associated with moderate impairment of health-related quality of life and emotions, but not with depressive symptoms.
5 citations
,
June 2021 in “Pharmacological Reports” This study suggests that vitamin D treatment may be less effective in reducing thyroid autoimmunity for euthyroid men with early-onset androgenic alopecia compared to other men with autoimmune thyroiditis.
31 citations
,
June 2021 in “Biomedicine & Pharmacotherapy” This study found that liposomal honokiol promoted hair growth in mice by activating the Wnt/β-catenin pathway and accelerating the transition from the telogen to anagen stage.
1 citations
,
June 2021 in “Journal of pharmaceutical research international” This study found that metabolic syndrome was present in 10.1% of adult male patients with androgenetic alopecia, with higher prevalence in those over 40 and from lower socioeconomic backgrounds.
30 citations
,
April 2021 in “Journal of The American Academy of Dermatology” This review explains the evolution and current techniques of follicular unit transplantation for hair restoration, identifying conditions suitable for surgery and offering guidelines for dermatologists to assess candidate suitability, focusing on male and female pattern hair loss.
47 citations
,
December 2020 in “Journal of the European Academy of Dermatology and Venereology” This article reviews the classification, diagnosis, and management of hair disorders, emphasizing the role of trichoscopy and early diagnosis for effective treatment but reports no new clinical findings.
4 citations
,
September 2020 in “PeerJ” This study found that platelet factor 4 in platelet-rich plasma suppresses human hair follicle growth and alters related gene expressions, suggesting potential implications for its use in hair loss treatment.
102 citations
,
July 2020 in “International journal of molecular sciences” This review discusses the effects of hormonal changes on hair follicles, concluding that hormones like androgens and estradiol significantly influence hair growth and cycle, while the roles of other hormones are still being researched.
86 citations
,
July 2020 in “International Journal of Molecular Sciences” This review discusses the role of Wnt/β-catenin signaling in hair follicle regeneration and highlights recent progress in developing hair loss treatments targeting this pathway, but reports no new clinical results.
59 citations
,
July 2020 in “Journal of The American Academy of Dermatology” This study concluded that oral minoxidil is an effective and well-tolerated alternative to topical minoxidil for healthy patients struggling with application-related compliance issues.
33 citations
,
November 2019 in “Journal of Controlled Release” In this study, researchers developed a new self-administered finasteride delivery system using powder-carrying microneedles that improved hair growth efficacy and addressed safety concerns compared to topical finasteride gel by allowing sustained intradermal release of the drug for three days with a single application.
16 citations
,
October 2019 in “Biological & Pharmaceutical Bulletin” This study suggests that Houttuynia cordata extract may promote hair growth by stimulating dermal papilla cell proliferation and extending the anagen phase through enhanced energy metabolism and gene expression changes.
August 2019 in “Archivos de medicina” This study observed a high prevalence of hair loss among students at the University of Manizales, Colombia, with significant associations found between hair loss and both academic programs and autoimmune diseases.
7 citations
,
June 2019 in “Australasian Journal of Dermatology” This review discusses the role of androgen hormones in the pathophysiology of childhood androgenetic alopecia and reports no clinical results.
28 citations
,
May 2019 in “Life Sciences” This study found that ginsenoside Rb1 promoted the growth of mink hair follicles and dermal papilla cells, potentially through activating the PI3K/AKT/GSK-3β signaling pathway.
3 citations
,
May 2019 in “Medical Hypotheses” This article discusses the potential of using vitrified hair follicles from younger men with a family history of male pattern baldness to increase donor availability for future hair transplantation, and reports no clinical results.
April 2019 in “Journal of Investigative Dermatology” This review examines clinical trials on low-level laser therapy for pattern hair loss but reports no definitive conclusions, highlighting the need for more controlled studies to resolve uncertainties.
10 citations
,
April 2019 in “Journal of Analytical Science and Technology” In this study, hydrolysates of lactic acid bacteria were found to enhance hair growth in C57BL/6 male mice more effectively than 5% minoxidil.
31 citations
,
April 2019 in “Journal of Cutaneous Pathology” This review discusses the changes in hair follicles with aging, particularly graying due to decreased melanocyte activity, and suggests potential for hair repigmentation under certain conditions, but reports no new results.
11 citations
,
December 2018 in “Journal of Dermatology” This study found that finasteride 1 mg improved hair growth in 85.7% of Korean men with androgenetic alopecia over five years, with varying effectiveness depending on the type of hair loss.
140 citations
,
November 2018 in “Pharmacology & Therapeutics” This review explores the potential of small molecules to activate the Wnt/β-catenin signaling pathway in treating diseases and reports no new experimental findings.
13 citations
,
September 2018 in “Dermatologic Therapy” This study reports that while topical minoxidil treatment showed a response in less than 40% of men after 24 weeks, oral finasteride stopped hair loss in over 80% of patients at 12 months; perceived sexual side effects of the latter may limit its use.
12 citations
,
September 2018 in “Dermatologic Therapy” This study found that 14 days of low-dose aspirin reduced the predicted response to topical minoxidil in androgenetic alopecia patients from 50% to 27%, suggesting aspirin may inhibit minoxidil efficacy.
18 citations
,
September 2018 in “Current Pharmaceutical Design” This review discusses the recent progress of medicinal plants for treating hair loss and their suggested mechanisms, but reports no new clinical results.
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.
39 citations
,
March 2018 in “Archives of Dermatological Research” This review describes the molecular interactions between androgens and Wnt/ß-catenin signaling in androgenetic alopecia but reports no new experimental or clinical findings; the authors discuss potential Wnt/ß-catenin-targeted treatments for hair growth.
3 citations
,
March 2018 in “BMC Cancer” This study found that androgenic alopecia was associated with a decreased risk of testicular germ cell tumors but a potential increased risk of high-grade prostate cancer.
10 citations
,
March 2018 in “Anais Brasileiros De Dermatologia” This study observed that androgenetic alopecia had a more significant negative impact on psychological parameters in females than males, with some differences in psychosexual outcomes based on clinical stages.
23 citations
,
January 2018 in “International Journal of Molecular Medicine” This study reported that baicalin activates the Wnt/β-catenin signaling pathway in mouse hair follicles, suggesting its potential as a topical treatment for hair loss.
100 citations
,
September 2017 in “Molecular and Cellular Endocrinology” This review discusses the molecular mechanisms of androgens and androgen receptors in skin disorders, particularly androgenetic alopecia, and reports no new clinical results; it highlights potential areas for future treatment development.
33 citations
,
September 2017 in “Molecules” This study found that red ginseng oil and its major components improved hair regrowth in testosterone-treated mice by promoting an earlier anagen phase and altering related gene expressions.
14 citations
,
July 2017 in “Fitoterapia” In this study, oleanolic acid was found to enhance hair follicle growth and promote hair matrix cell proliferation via the Wnt/β-catenin pathway in a human hair follicle organ culture model.
56 citations
,
May 2017 in “Nature Cell Biology” Hair can regrow after certain stem cells are lost because other stem cells can take over their role.
12 citations
,
March 2017 in “Medicinal Chemistry Research” This study found that certain curcumin analogs derived from natural plant sources exhibit anti-androgen activity by inhibiting steroid 5-alpha reductase, identifying key structural features for their potency and safety in treating androgen-related conditions.
27 citations
,
February 2017 in “Biomedicine & Pharmacotherapy” This study found that white wax and its extract may promote hair growth in a mouse model of androgenetic alopecia by inhibiting 5α-reductase activity and increasing cell proliferation, with efficacy surpassing finasteride.
20 citations
,
February 2017 in “International Journal of Dermatology” This study found that the small molecule honokiol may protect against inflammation, collagen breakdown, and cell damage caused by cigarette smoke in skin cells cultured in vitro.
55 citations
,
July 2016 in “Dermatologic Therapy” This article reviews treatment options for androgenetic alopecia and suggests that therapy should be personalized and targeted at various pathophysiological aspects, but reports no new clinical findings.
14 citations
,
January 2016 in “Biochemical and Biophysical Research Communications” In this study, researchers found that ginsenoside Re from Panax ginseng increased hair shaft length and duration in mice, comparable to minoxidil, by modulating TGF-β signaling pathways.
16 citations
,
January 2016 in “Indian Journal of Dermatology, Venereology and Leprology” This study found that men with early-onset androgenic alopecia had a higher prevalence of metabolic syndrome compared to controls without the condition.
60 citations
,
December 2015 in “Lasers in Medical Science” This review concluded that FDA-cleared low-level laser therapy devices are safe and effective for patients with male and female pattern hair loss who do not respond to or tolerate standard treatments.
11 citations
,
October 2015 in “Clinical and Experimental Dermatology” This study found that an extract from the root of Sophora flavescens Aiton significantly improved hair growth in patients with androgenetic alopecia over 6 months.
41 citations
,
July 2015 in “Current Drug Discovery Technologies” This review discusses various plants and herbal formulations traditionally used for hair growth and notes their potential as safer alternatives to synthetic hair loss treatments, but reports no new clinical results.
10 citations
,
June 2015 in “Seminars in cutaneous medicine and surgery” This review discusses the biology of hair follicles and mechanisms behind various hair disorders, but it presents no new findings; the authors emphasize understanding these concepts to inform treatment development.
24 citations
,
December 2014 in “International Journal of Molecular Medicine” In this study, researchers found that petroleum ether extract of Eclipta alba significantly stimulated follicular keratinocyte proliferation and reduced TGF-β1 expression in nude mice, suggesting potential use for certain types of alopecia.
22 citations
,
December 2014 in “Naunyn-Schmiedeberg's Archives of Pharmacology” This study found that baicalin activates Wnt/ß-catenin signaling in human dermal papilla cells, increasing alkaline phosphatase expression, growth factor expression, and promoting hair growth in mice.
18 citations
,
November 2014 in “Journal of Agricultural and Food Chemistry” This study found that ethanol-extracted propolis stimulated hair growth in mice by promoting the proliferation of hair keratinocytes.
29 citations
,
March 2014 in “PloS one” In this study, Astragaloside IV was found to inhibit apoptosis-related pathways in hair follicles of mice, suggesting it may serve as an alternative therapy for hair loss.
42 citations
,
March 2014 in “European Journal of Pharmacology” This study found that minor ginseng saponin F2 may promote hair growth more effectively than finasteride by enhancing anagen induction and modulating the Wnt signaling pathway in cell and mouse models.
51 citations
,
July 2013 in “Bioorganic & Medicinal Chemistry Letters” This study found that compound 2 from Polygonum multiflorum significantly increased dermal papilla cell proliferation and hair-fiber length, suggesting potential as a therapeutic agent for alopecia.
40 citations
,
February 2013 in “American Journal of Clinical Dermatology” This study found that people with androgenic alopecia, particularly women, are more prone to anxiety and depression, often adopting avoidant coping strategies, which are linked to emotional and psychological impacts rather than clinical severity.
15 citations
,
September 2012 in “PTR. Phytotherapy research/Phytotherapy research” In this study, topical application of ginsenosides Rb₁ and Rd in mice increased cell proliferation in hair follicles, suggesting they may help prevent hair loss by promoting growth through p63 induction.
170 citations
,
July 2012 in “Journal of Investigative Dermatology” In this study, researchers showed that Wnt ligands secreted by hair follicle epithelium are crucial for hair follicle regeneration and may be significant for treating hair disorders like alopecia.
56 citations
,
January 2001 in “Dermatology” This study introduces the concept of teloptosis, which influences hair shedding during the telogen phase and affects hair density, highlighting that early or delayed teloptosis has noticeable effects.
72 citations
,
January 2001 in “Drugs” This review discusses current and emerging drug therapies for treating androgenetic alopecia and alopecia areata, and reports no clinical results; it highlights a need for improved and novel treatments.
28 citations
,
January 1996 in “Skin Pharmacology and Physiology” This study observed that minoxidil specifically increased DNA synthesis in hair follicle cells, suggesting its distinct mechanism of action in promoting hair growth compared to cyclosporin, which showed no direct proliferative effect on these cells.
101 citations
,
April 1994 in “Baillière's clinical endocrinology and metabolism” This review discusses the role of 5α-reductase enzymes in androgen action and related disorders, noting that their specific inhibitory drugs show promise for conditions like benign prostatic hypertrophy; it reports no new clinical results.
