3 citations
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September 2006 in “Hair transplant forum international” Transplanting 2,800 to 4,000 hair units closely together is a complex procedure that requires preparation.
26 citations
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July 1993 in “Journal of Investigative Dermatology”
November 2006 in “Dermatologic Surgery” Cutting hair follicles into pieces for transplantation results in poor growth and thinner hair, and the technique is more invasive than previously thought.
April 2011 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Bald men with male pattern baldness still have hair stem cells, but lack certain cells needed for hair growth.
January 2011 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Bald men with male pattern baldness still have hair stem cells, but lack certain cells needed for hair growth.
4 citations
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December 2019 in “Dermatologic Therapy” Hair enzyme activity predicts minoxidil success in Brazilian women with hair loss.
73 citations
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July 1956 in “Journal of Investigative Dermatology” Adult human skin can grow new fine hair follicles after a deep exfoliation treatment.
4 citations
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February 2019 in “Journal of Cutaneous Pathology” The marker 5-hmC changes in hair follicle stem cells when they start to grow.
April 2017 in “Plastic and reconstructive surgery. Global open” Baby and adult skin cells are different, with baby cells having more active pathways that could help grow new hair follicles.
5 citations
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September 2012 in “Journal of Investigative Dermatology” Scientists can mimic hair disorders by altering genes in lab-grown human hair follicles, but these follicles lack some features of natural ones.
24 citations
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November 1978 in “Biochemistry” α-type filaments in guinea pig hair follicles have unique structural features.
August 2023 in “Cell Proliferation” Human cells in plasma-derived gels can potentially mimic hair follicle environments, improving hair regeneration therapies.
28 citations
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November 1987 in “Journal of the American Academy of Dermatology” The model successfully grew and differentiated hair follicle cells in the lab.
29 citations
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July 2008 in “Journal of Cutaneous Pathology” Hair root sheaths are more common in non-scarring hair loss and help diagnose the type of hair loss.
25 citations
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June 2022 in “Developmental cell” Overactivating Hedgehog signaling makes hair follicle cells in mice grow hair faster and create more follicles.
October 2025 in “Journal of Investigative Dermatology” Hair follicle dermal stem cells help control hair growth timing by regulating signals at the hair germ–dermal papilla interface.
15 citations
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January 1999 in “Reproduction Fertility and Development” Merino sheep have fewer wool follicles at birth than before birth.
4 citations
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August 2020 in “Applied Materials Today” Hydrogel microcapsules help create cells that boost hair growth.
January 1996 in “대한피부과학회지” High Demodex mite density may be linked to sebaceous hyperplasia.
June 2020 in “Journal of Investigative Dermatology” The technique effectively shows how human skin and hair cells form into ball-like structures.
2 citations
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May 2002 in “PubMed” Micro-graft hair transplantation is an effective, simple, and painless method for permanent hair restoration in men and women.
45 citations
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December 2004 in “Forensic Science International” Laser microdissection helps get DNA from single hair follicles for better forensic analysis.
January 2020 in “Journal of Entomology and Zoology Studies” Canine hair follicle stem cells are located in the isthmus/bulge region of the hair follicle.
Skin stem cells in hair follicles are important for touch sensation.
Understanding hair follicle communication can help treat hair loss.
26 citations
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December 1999 in “Journal of Investigative Dermatology” Certain genes are linked to wool follicle structure and function, but not hair cycle regulation.
December 2025 in “Brazilian Journal of Hair Health” The Spiral Model helps understand hair growth changes with age and identify hair problems early.
January 2011 in “Shiyong kouqiang yixue zazhi” Dermal papilla cells and bulge stem cells can help reconstruct hair follicles.
4 citations
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June 2022 in “Journal of Cosmetic Dermatology” Multi-peptide factors from fibroblasts may stimulate hair growth by increasing growth factors and β-catenin in hair cells.
9 citations
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July 2008 in “Oncology Reports” HPV16-transformed cells can change human skin cell properties, aiding tumor growth.