November 2018 in “Springer eBooks” The document concludes that specialized hair transplant techniques can be effective, with varying success rates depending on the donor area and patient factors.
December 2017 in “Journal of the Portuguese Society of Dermatology and Venereology” This article outlines the benefits and applications of the trichophytic closure technique in hair transplant surgery, noting its role in improving cosmetic outcomes for donor area scars.
December 2017 in “Facial plastic surgery” In this review, the authors discuss how advanced hair transplantation techniques can improve the aesthetic outcome of facial trauma involving hair-bearing areas, emphasizing the role of adjuvant therapies like fat transfer and platelet-rich plasma to enhance hair regrowth.
September 2017 in “Plastic and reconstructive surgery. Global open” This study found that follicular unit transplantation is an effective and minimally invasive technique for camouflaging scarring alopecia in the head and neck area, achieving a graft survival rate of 86% and high patient satisfaction.
May 2017 in “InTech eBooks” This article reviews the follicular unit extraction technique in hair transplantation for androgenetic alopecia and other hair loss conditions, noting it can effectively meet patient expectations but reports no new clinical data.
January 2017 in “Journal of Plastic Reconstructive and Aesthetic Surgery” This article discusses beard reconstruction techniques focusing on surgical algorithms and the use of tissue expansion, reporting no new clinical results.
This article discusses techniques to reduce donor incision scars in follicular unit hair transplants for androgenic alopecia but reports no new clinical findings.
January 2016 in “프로그램북(구 초록집)” This review discusses various hormonal and neuropeptide influences on hair growth and reports no new clinical results; it highlights complexity and suggests areas for future exploration.
January 2005 in “Lithuanian University of Health Sciences” This article provides definitions and explanations of various forms of alopecia and related terminologies but does not present new research findings.
October 1988 in “Pediatric research” In this study, researchers observed that the sequence of maturity markers in normal boys showed specific time lags, with some markers appearing before and others after spermarche.
June 2021 in “Cosmoderma” This source reviews the latest developments in hair transplantation for androgenetic alopecia, suggesting that while medical therapy alone remains unsatisfactory, surgical hair restoration is shown to be highly gratifying for male pattern hair loss.
25 citations
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August 2017 in “Frontiers in Zoology” In this study, the researchers reported extensive gene loss and high pseudogenization rates of α-keratin genes in cetaceans compared to terrestrial mammals, likely linked to hair loss and aquatic adaptations.
4 citations
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January 2022 in “SSRN Electronic Journal” This study presents a novel, scalable method for preparing highly hair-inductive tissue grafts using a bioprinter, which enhances hair follicle regeneration in mice, although most hair shafts remained beneath the skin.
1 citations
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November 2003 in “Annals of saudi medicine/Annals of Saudi medicine” This case report documents the first known instance of erythromelanosis follicularis faciei in a Saudi male, detailing its clinical and histopathological characteristics.
April 2018 in “Journal of Investigative Dermatology” This paper presents a new methodology combining magnetic tweezers and traction force microscopy to study keratinocyte mechanobiology, but reports no experimental results yet.
September 2016 in “Journal of The American Academy of Dermatology” This case study identified the condition as Monilethrix in a 17-year-old female, characterized by a beaded hair appearance and linked to a genetic cause.
December 2022 in “Nature Communications” This study found that a new "bead-jet" printing system for mesenchymal stem cells in Matrigel beads improved skeletal muscle regeneration and skin healing in a high-density, sparse pattern.
64 citations
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January 2009 in “The International journal of developmental biology” This study found that intra-follicular Wnt signaling and dermal BMP signaling oscillate differently during hair cycling in mice, affecting hair wave propagation and phases of hair growth.
22 citations
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June 1977 in “Postgraduate Medicine” This review discusses how certain skin disorders, pigmentation issues, and hair problems are more common in black individuals than white individuals and does not report new clinical results.
6 citations
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July 1976 in “JAMA” This article discusses dermatological issues associated with black skin, such as postinflammatory pigmentation and keloids, and highlights the need for practitioners to understand these racial characteristics; it reports no new clinical results.
April 2026 in “Laboratory Animal Research” This study developed a novel Hairless Rag2/Jak3 KO mouse model, which provides superior optical properties and thinner skin compared to existing models, enhancing its utility for noninvasive tumor monitoring and evaluation of anticancer therapies.
January 2024 in “ACS Biomaterials Science & Engineering” In this study, researchers developed a microfluidics-based method to generate hair follicle germs on a large scale for potential hair regeneration therapies, demonstrating efficient hair follicle regeneration following transplantation into mice.
2 citations
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January 2004 in “Enshou saisei” This study suggests that beard dermal papilla cells may produce androgen-dependent growth factors that stimulate keratinocyte proliferation, while frontal scalp cells can have an inhibitory effect mediated by TGF-β1.
January 2022 in “Journal of Orthopedic Practice” This study introduces modified skin boards with channels to retain lubricant on the skin, maintaining their effectiveness in stretching and flattening during harvesting.
October 2021 in “Indian Journal of Plastic Surgery” This review discusses the use of beard and body hair follicles for hair transplantation, noting the need for proper patient selection and technique, but reports no new clinical results.
48 citations
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April 1995 in “PubMed” This study found that dermal papilla cells from beard and axillary hair follicles can produce androgen-dependent factors that stimulate proliferation in adjacent follicular epithelial cells under testosterone influence.
January 2025 in “Conservation Physiology” This study developed and tested two methods to accurately quantify hair growth rates in polar, black, and grizzly bears using dye application and isotopically labelled amino acids, revealing growth rate variations by individual and season.
June 2021 in “International journal of research in dermatology” This case report describes a man with trichorrhexis nodosa of the beard, who experienced symptomatic improvement after being advised to shave and avoid brushing, confirming the diagnosis.
67 citations
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August 2005 in “Journal of Investigative Dermatology Symposium Proceedings” This study found that in vitro, beard dermal papilla cells stimulated keratinocyte proliferation via androgen-dependent growth factors, while androgenetic alopecia cells released TGF-β1, inhibiting keratinocyte growth.
4 citations
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January 2002 in “Journal of Cosmetic Dermatology” This study found that long-pulsed ruby laser treatment effectively reduced hair density on the beard and chest of male-to-female transsexuals, achieving a 50–90% reduction maintained over six months.