March 2024 in “Molecules/Molecules online/Molecules annual” This study optimized the extraction process of bear grease through enzymatic hydrolysis and found that it was rich in unsaturated fatty acids, enhancing its hair growth-promoting properties in mice compared to traditional methods.
February 2024 in “Research Square (Research Square)” In this study, researchers applied Strat-M® membrane to assess the in vitro transdermal properties of collagen peptides, finding a high correlation with results from mouse skin and suggesting that Strat-M® can effectively replace excised mouse skin in transdermal experiments.
November 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” This study found that mature adipocytes can dedifferentiate into fibroblast-like cells, driven by PDGF and TGFβ signaling, which may play a role in wound repair and fibrosis.
September 2023 in “Biomedical Optics Express” This study used non-invasive imaging techniques to assess hair follicle characteristics in AGA mice, revealing delayed hair shaft alternation and growth stages, as well as testosterone-induced follicle miniaturization, offering potential methods for evaluating AGA on human scalps in vivo.
22 citations
,
June 2002 in “Seminars in cutaneous medicine and surgery” This review discusses the use of laser and flashlamp technology for unwanted hair removal and reports no new clinical results, highlighting challenges with light-colored hair and treatment safety for darker skin tones.
20 citations
,
December 2003 in “Journal of Cosmetic and Laser Therapy” This study found that an 800-nm diode laser was effective for reducing pigmented hair and extending hair plucking intervals, with most patients tolerating the procedure well without anesthetics.
January 2022 in “International journal of pharmaceutical sciences review and research” This article reviews the benefits of herbal cosmetics over synthetic products, highlighting fewer side effects and improved skin and hair health, but presents no new clinical findings.
60 citations
,
January 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that inhibiting PKC-β activity with bisindolylmaleimide reduces pigmentation in the skin and hair of guinea pigs and mice by preventing tyrosinase activation.
20 citations
,
July 2009 in “Journal of Pediatric and Adolescent Gynecology” This article reviews various hair abnormalities in adolescents and young adults and emphasizes the importance of timely diagnosis and education for optimal patient outcomes, but it reports no new clinical results.
14 citations
,
January 2018 in “Scientific reports” This study demonstrated that bioluminescence imaging of NG2+ cells in transgenic rats allows in vivo monitoring of hair follicle cycles to study hair growth and follicle regeneration.
13 citations
,
December 1991 in “Annals of the New York Academy of Sciences” This study observed that human anagen hair follicles can grow in vitro when maintained serum-free, with possible implications for understanding hair follicle growth mechanisms.
12 citations
,
May 2005 in “Current obstetrics and gynaecology/Current obstetrics & gynaecology” This review discusses the causes and treatment strategies for hirsutism, emphasizing that combination therapy targeting androgen suppression and hair removal techniques is most effective; no new clinical results are reported.
6 citations
,
May 2020 in “Pharmacology Research & Perspectives” This study in rats found that a new hydroxypropyl-β-cyclodextrin formulation of minoxidil reduced the adverse cardiovascular and proliferative effects seen with traditional minoxidil solutions.
5 citations
,
February 2011 in “Expert Opinion on Drug Discovery” This review discusses techniques and models for assessing hair growth activity but reports no new clinical findings, emphasizing the need for standardization and improved animal models.
3 citations
,
April 2015 in “American journal of biomedical sciences” This review discusses the molecular mechanisms of androgen action in human hair follicles and reports no new findings; the authors emphasize the need for further research to improve treatments for hair disorders.
3 citations
,
August 1986 in “BMJ. British medical journal” Women with excessive hair growth often have hormonal issues and need medical advice and treatment.
2 citations
,
June 2016 in “Journal of Medical Science And clinical Research” This study examines the potential effectiveness of Barever natural hair inhibitor, which includes papaya and other herbal ingredients, in reducing hair growth permanently when applied after hair removal.
1 citations
,
October 2010 in “Cambridge University Press eBooks” This review discusses strategies for managing dermatological symptoms of hyperandrogenism in PCOS by reducing androgen levels and actions, and reports no new clinical results.
March 2026 in “Clinical Cosmetic and Investigational Dermatology” This review discusses current hair removal strategies in paramedian forehead flap reconstruction and reports no new clinical results; it offers recommendations to improve aesthetic outcomes by guiding timing and technique selection.
May 2006 in “Women's Health Medicine” This review examines the causes, assessment, and treatments of hirsutism and highlights the need for future research in managing this condition but presents no new research findings.
5 citations
,
March 2010 in “Gynecologic and obstetric investigation” This study found that parenteral administration of cyproterone acetate was more effective than high-dose oral treatment in reducing facial hair diameter and improving dermatological parameters in patients with severe hirsutism, despite similar androgen suppression.
2 citations
,
September 1980 in “Experientia” Polyethylene alanine caused hair loss in young lab animals but not in adults, with hair regrowth occurring within 20 days.
4 citations
,
May 2014 in “Pharmaceutical Biology” This study found that topical application of glycyrrhizic acid led to significant hair removal in rats without causing inflammation, suggesting potential for treating hypertrichosis in humans.
7 citations
,
May 2010 in “Drug Delivery” This study found that retinoic acid pre-treatment enhanced the efficiency of gene transfer into mouse skin for potential therapeutic applications.
63 citations
,
February 2017 in “ACS biomaterials science & engineering” In this study, polydopamine emerged as a safe and effective alternative to traditional hair dyes like PPD for dyeing gray hair permanently, showing resistance to detergents and causing less toxicity and hair loss in mice.
1 citations
,
July 2023 in “Pharmaceutics” In this study, researchers developed grooved microneedles made from hyaluronic acid for precise transdermal drug delivery, achieving accurate dosage with a high probability of delivery (98% or more) by using an easy-to-operate applicator for shearing force.
November 2025 in “Advanced Science” In this study, researchers found that a cold atmospheric plasma-activated hydrogel containing interleukin-2 significantly enhanced hair regeneration in a depilated mouse model, promoting larger hair follicles and faster hair growth phase transition, suggesting it as a potential treatment for hair loss.
1 citations
,
June 2004 in “Sexuality, reproduction & menopause” This review discusses the use of eflornithine cream for managing hirsutism in women and reports promising results from clinical experience but presents no new clinical trials.
6 citations
,
January 2013 in “Journal of Ayurveda and integrative medicine” This study found that detoxifying Abrus precatorius seeds through an Ayurvedic process removed toxicity while retaining hair growth efficacy, suggesting the process is effective in reducing toxins.
6 citations
,
January 2016 in “Journal of Biomedical Photonics & Engineering” This study found that using a clipping device for hair removal leads to less skin barrier disruption and reduced bacterial colonization compared to a disposable razor, potentially improving postoperative wound management.