June 2025 in “Natural Product Communications” This study successfully synthesized novel cercidin analogues from Cercidophyllum japonicum, confirming their structure via NMR data. The researchers suggest these compounds could facilitate future antibiotic development by advancing structure-activity-relationship studies.
July 2026 in “Journal of the American Academy of Dermatology” July 2026 in “Journal of the American Academy of Dermatology”
June 2026 in “Jurnal Pendidikan Tambusai” This study observed that 61.3% of helmets from online motorcycle taxi passengers in the Stasiun Tugu Yogyakarta area were contaminated with dermatophyte fungi, with higher contamination risk in helmets used over five years or infrequently cleaned.
April 2026 in “Journal of the American Academy of Dermatology” Natural and holistic treatments offer alternative options for nail psoriasis and hair loss.
December 2025 in “Therya notes” In this study, researchers documented the first instance of alopecia in bats within the Puebla region, specifically affecting two Artibeus jamaicensis and one Choeronycteris mexicana, possibly linked to environmental stress from human activities interfering with their nutrition.
September 2025 in “JUKEJ Jurnal Kesehatan Jompa” This study found that 20% mung bean seed coat extract effectively stimulates hair growth in New Zealand White rabbits, demonstrating results close to minoxidil 2% in terms of hair length, weight, and growth area, suggesting its potential as a natural alternative for hair loss therapy.
March 2025 in “Journal of Neonatal Surgery” This review focuses on the significant pharmacological properties and therapeutic potential of phytosterols, terpenoids, flavonoids, and phenolic compounds from the endangered plant Nardostachys Jatamansi, highlighting their diverse applications in disease prevention and treatment.
July 2024 in “International journal of agriculture and food sciences research.” This study found that a hair conditioner using peptides from Pneumatophorus japonicus heads improved damaged hair's structure, gloss, and smoothness more effectively than a commercial wheat protein conditioner by increasing amino acid content and interacting with hair keratin.
January 2024 in “Tropical journal of pharmaceutical research” This study found that extracts from Cirsium japonicum var. spinossimum seeds are rich in polyphenols and flavonoids, demonstrating significant anti-inflammatory and cell proliferation effects in specific cell models, suggesting potential as a source for anti-inflammatory and anticancer agents.
September 2023 in “Journal of Fluid Mechanics” This study developed a model using homogenization-based framework to quantify solvent and solute flow across Janus membranes, aiming to better understand interface phenomena like osmosis and phoresis by examining micro- and macro-scale behaviors.
June 2023 in “Yaghag hoeji” In this study involving rat vibrissa follicles, U. japonica extract was found to enhance hair growth by increasing dermal papilla cell proliferation and accelerating the anagen phase but did not inhibit 5α-reductase activity, which is linked to androgenetic alopecia.
January 2023 in “Han'gug mi'saengmul saengmyeong gong haghoeji/Han-guk misaengmul saengmyeong gonghak hoeji” This study found that a mixed extract of N. jatamansi, O. basilicum, and C. sativus, particularly when extracted via steaming and ultrasonic methods, increased antioxidant content, stimulated melanin production for black hair, and promoted hair growth in mouse models, while maintaining high cell viability.
January 2021 in “Journal of the European Academy of Dermatology and Venereology” PrEP doesn't increase STI risk in high-risk men, anti-androgen drugs may lower ICU admission for male COVID-19 patients, a 3-point injection is better for crow's feet, and the 'Geriatric-8' tool could help assess frailty in older skin cancer patients.
September 2018 in “Reactions Weekly” Two women had skin reactions from a hair loss treatment and got better after stopping use.
January 2016 in “Hair transplant forum international” Topical JAK inhibitors may help treat hair loss.
January 2006 in “Journal of Rural Medicine” This review discusses recent Japanese research on trichotillomania and compares it with international studies, reporting no new clinical results.
September 1995 in “Hair transplant forum international” This article discusses the history and recent resurgence of Japanese hair replacement surgery but provides no new clinical findings.
November 2020 in “Journal of The American Academy of Dermatology” This case report highlights that patients with long-standing alopecia areata treated with oral JAK inhibitors experienced unexpected hair regrowth patterns resembling male-pattern baldness.
January 2019 in “Clinical pediatric dermatology” This review discusses the use of follicular unit extraction and scalp micropigmentation in treating male pattern baldness, noting that scalp micropigmentation provides a non-surgical option to emulate natural hair appearance without downtime.
August 2018 in “Farmatsevtychnyĭ zhurnal” This study developed an emulgel containing Saw Palmetto extract and Sophora Japonica tincture for treating androgenic alopecia, optimizing its preparation process to enhance dispersion and rheological properties.
76 citations
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December 2006 in “Journal of Dermatological Science” This study observed that Japanese women experience diffuse central hair loss after age 40, characterized by reduced hair density and thicker hair ratio rather than vellus-like hairs.
29 citations
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July 2019 in “Dermatologic Therapy” This report describes two patients with atopic dermatitis receiving dupilumab, where one experienced healing of alopecia areata and the other developed it, illustrating the drug's varied effects.
25 citations
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June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” This study found that among Japanese women with diffuse hair loss, decreased hair density without changes in vellus hair was the most common and distinct pattern observed, highlighting differences from previous observations in other populations.
22 citations
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May 2003 in “Planta Medica” This study found that torilin from Torilis japonica fruit extract inhibited 5 alpha-reductase in vitro more effectively than alpha-linolenic acid but less effectively than finasteride.
18 citations
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November 2022 in “The Journal of Dermatology” This study in Japan identified an estimated prevalence of alopecia areata between 1.45% and 2.18%, highlighting a significant psychological burden and potential unmet need for treatment among affected individuals.
14 citations
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January 2008 in “Medical mycology” This study reported intra-familial transmission of Arthroderma benhamiae among Canadian porcupines in a Japanese zoo, with genetic sequences previously undocumented in Japan or the GenBank database.
10 citations
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September 2023 in “Medicina” In this study conducted in the Jazan region of Saudi Arabia, hair loss was identified as the most prevalent skin condition, primarily affecting females, and was linked to lower self-esteem and psychological distress, impacting patients' quality of life.
10 citations
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January 2003 in “Dermatology” This study describes a Japanese family with monilethrix and found no clear genotype/phenotype correlation in cases with the E413K mutation in hHb6.
6 citations
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February 2019 in “Journal of dermatology” This report details a rare case of favus in Japan, identifying Trichophyton schoenleinii in a 63-year-old woman through DNA sequencing, who was successfully treated with oral terbinafine and topical luliconazole.