April 2025 in “International Journal of Molecular Sciences” In this study, exosomes derived from Iris germanica L. rhizomes (Iris-exosomes) were reported to alleviate oxidative stress and improve mitochondrial function in human follicle dermal papilla cells by activating the Wnt/β-catenin signaling pathway, suggesting potential benefits for hair loss treatment.
February 2025 in “Stem Cell Research & Therapy” This review highlights the critical role of mitochondrial dysfunction in hair loss, particularly androgenetic alopecia, and explores potential therapies targeting mitochondrial pathways to improve hair health, underscoring the need for further research in this area.
January 2025 in “Cosmetics” In this study, the researchers found that Astragalus sinicus extracts improved wound healing, reduced oxidative stress, and activated crucial signaling pathways in dermal papilla cells damaged by dihydrotestosterone, suggesting it may be a promising ingredient for hair loss treatment.
January 2025 in “Research” This study developed a PEGylated black phosphorus nanosheet system loaded with metformin, which enhanced hair growth more effectively than topical minoxidil while reducing side effects in treating androgenetic alopecia.
July 2024 in “International Journal of Molecular Sciences” This study explored the effects of DPP, a 15-PGDH inhibitor, on human follicle dermal papilla cells damaged by dihydrotestosterone and observed that DPP enhanced wound healing, reduced reactive oxygen species, and increased hair growth in ex vivo human hair follicle cultures.
June 2024 in “Acta dermato-venereologica” Topical minoxidil effectively stimulates hair growth in men with hair loss.
February 2024 in “Biomedicines” This review examines the hormonal causes of hair loss, noting how androgen excess can lead to follicle miniaturization and linking estrogen deficiency and thyroid dysfunction to common alopecia types. It further discusses hormonal treatments such as finasteride, dutasteride, and spironolactone.
December 2023 in “Journal of materials chemistry. B” This study found that a nanoemulsion containing perfluorooctyl bromide effectively increased oxygen levels in an anoxic environment, enhancing hair dermal papilla cell growth and significantly promoting hair organ elongation.
11 citations
,
November 2023 in “Journal of Advanced Research” This study found that activating ALDH2, an enzyme that detoxifies acetaldehyde, promoted hair growth in hair follicles by reducing oxidative stress and enhancing cellular signaling pathways, suggesting a potential therapeutic approach for inducing hair regrowth.
October 2023 in “Toxicology and Applied Pharmacology” This study found that finasteride and minoxidil act as hormone disruptors in mice, with finasteride having a more significant association with reproductive injuries, such as damage to the epididymis and reduced semen volume.
August 2023 in “Journal of Periodontal Research” This study found a significant association between androgenic alopecia and periodontal disease in men aged 25–44, suggesting the relationship may begin early in adulthood.
June 2023 in “Clinica Chimica Acta” This study observed that both finasteride and dutasteride significantly decreased dihydrotestosterone concentrations in hair, with dutasteride showing the greatest reduction.
This comprehensive review analyzes androgenetic alopecia treatments, discussing the mechanisms, costs, efficacy, and safety of FDA-approved drugs like minoxidil and finasteride, as well as newer non-FDA-approved options that have shown effectiveness across various studies.
January 2023 in “Dermatology” This review summarizes biological links between aging and androgenetic alopecia, particularly focusing on cellular senescence, and discusses potential therapeutic strategies, but reports no new clinical results.
45 citations
,
November 2022 in “Acta Biomaterialia” This study developed a biomimetic 3-D co-culture system that enhances the hair-inductive properties of human dermal papilla cell aggregates, potentially improving hair follicle tissue engineering.
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.
13 citations
,
February 2022 in “JAMA Dermatology” This meta-analysis reported that 0.5 mg/d of dutasteride significantly increased total hair count at 24 weeks compared to finasteride and minoxidil in men with androgenetic alopecia.
17 citations
,
November 2021 in “Journal of Cosmetic Dermatology” This review discusses treatment options for androgenetic alopecia, highlighting the need for personalized, evidence-based approaches but reports no new clinical results.
16 citations
,
June 2021 in “Journal of Dermatological Treatment” This study reported that while topical minoxidil exhibits hair regrowth in androgenetic alopecia, oral minoxidil 5 mg/day was more effective than topical forms after six months, with low doses also potentially effective for women and other hair loss types.
4 citations
,
February 2021 in “International Journal of Dermatology” This study found that increased levels of PGD2 and prostacyclin and decreased levels of PGE2 and PGF2α were associated with baldness in androgenetic alopecia, suggesting potential targets for treatment.
23 citations
,
January 2020 in “Frontiers in Pharmacology” In this study, DHT was observed to have varying effects on hair follicle growth and related protein expression depending on concentration, with the Wnt/β-catenin pathway potentially playing a significant role.
16 citations
,
July 2019 in “Biochemical and Biophysical Research Communications” This study concluded that CD36-expressing dermal sheath cells may influence the modulation of blood capillaries in hair follicles, potentially affecting hair cycling.
25 citations
,
January 2019 in “British Journal of Dermatology” Low oxygen levels can make hair-growing cells better at growing hair through a process involving reactive oxygen species.
3 citations
,
November 2018 in “Journal of cellular physiology” In laboratory settings, this study suggests that Serenoa repens and N-acetyl glucosamine with milk proteins may promote hair follicle vascularization through specific cellular interactions and actions.
16 citations
,
November 2017 in “Acta dermato-venereologica” This review examines how different prostanoids and their receptors affect hair growth but provides no new clinical results; it highlights potential implications for treating hair disorders.
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.
178 citations
,
April 2017 in “Journal of The American Academy of Dermatology” This systematic review and meta-analysis found that minoxidil, finasteride, and low-level laser light therapy significantly improve hair growth in men with androgenetic alopecia, while minoxidil is also effective for women, compared to placebo.
153 citations
,
March 2017 in “Endocrine” This review examines recent advances in understanding the pathophysiology and molecular mechanisms of androgenetic alopecia, highlighting two major genetic risk loci, but does not report new clinical findings.
6 citations
,
October 2016 in “Journal of Cellular Physiology” This study found that human dermal fibroblasts can promote the viability and proliferation of microvascular endothelial cells in vitro, revealing important interactions at play in hair growth.
7 citations
,
December 2015 in “Experimental Dermatology” The study found that Sh-Polypeptide 9, a biomimetic peptide, enhances endothelial tubulogenesis and VEGF production more effectively than minoxidil, particularly at low concentrations, suggesting potential for hair follicle vascularization.
35 citations
,
February 2015 in “Experimental Dermatology” This study found that human follicle dermal papilla cells promote survival, proliferation, and tubulogenesis of microvascular endothelial cells, highlighting their significant role in hair follicle vascular remodeling.
31 citations
,
January 2015 in “Journal of The American Academy of Dermatology” This review discusses the potential applications of prostaglandin F2α analogs for certain types of alopecia and hypopigmentation, but reports no new experimental results.
120 citations
,
November 2014 in “Biological Reviews” This article explores the dynamic and energy-efficient nature of telogen hair follicles, challenging the notion of dormancy, and highlights their potential in advancing treatments for hair growth disorders.
25 citations
,
September 2014 in “Biological Research” This study found that arctiin, a compound from Arctium lappa, demonstrated protective effects against oxidative stress-induced dysfunction in human hair dermal papilla cells, suggesting potential therapeutic use for alopecia.
29 citations
,
September 2014 in “Current Opinion in Endocrinology, Diabetes and Obesity” This review discusses the efficacy and safety of 5-alpha reductase inhibitors for treating androgenetic alopecia, noting concerns about sexual side effects, which are typically uncommon and often resolve over time.
152 citations
,
April 2012 in “Recent Patents on Inflammation & Allergy Drug Discovery” This review describes minoxidil's hair regrowth mechanism and discusses dermatological applications, but reports no new clinical results, emphasizing the need for regular use and addressing allergic reactions.
65 citations
,
August 2007 in “Experimental Dermatology” This study found that prostaglandin metabolism enzymes are present in human hair follicles, suggesting a potential role in hair growth and differentiation, with some expression differences between men and women.
