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.
27 citations
,
February 2017 in “Biomedicine & Pharmacotherapy” White wax and policosanol from white wax effectively reduced hair loss and promoted hair growth in mice better than a known hair growth drug.
9 citations
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August 2005 in “Archives of Dermatological Research” Scalp dermal papilla and fibrous sheath cells have different MMP expression than scalp dermal fibroblasts.
7 citations
,
January 2020 in “Frontiers in Pharmacology” Jagged1 and Epidermal Growth Factor together significantly increased hair growth in mice with androgen-suppressed hair.
25 citations
,
July 1994 in “Journal of dermatological science” Testosterone affects hair follicles differently across body sites, with beard hair follicles showing more activity of a specific enzyme and presence of androgen receptors compared to scalp hair.
4 citations
,
April 2014 in “Lasers in Surgery and Medicine” TRASER effectively targets blood vessels and hair follicles for potential use in vascular and hair removal treatments.
3 citations
,
September 1998 in “International Journal of Dermatology” Acitretin effectively improved the woman's skin condition.
183 citations
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January 2014 in “BioMed Research International” AA-PRP injections effectively increase hair count and thickness for male pattern hair loss.
Prasiola japonica extract may help reduce hair loss and promote hair growth.
December 1990 in “PubMed” Different glycoconjugates are present in the outer and inner root sheaths of human hair follicles.
November 2025 in “Journal of Investigative Dermatology” CBD can help hair grow by supporting scalp health and reducing inflammation.
September 2025 in “Bioscientia Medicina Journal of Biomedicine and Translational Research” Combining PRP-Exo with minoxidil significantly improves hair growth in androgenetic alopecia.
May 2025 in “Preprints.org” Olive oil byproducts can be used in skincare for their antioxidant and protective benefits.
19 citations
,
March 2016 in “British journal of dermatology/British journal of dermatology, Supplement” Trichodysplasia spinulosa is a rare skin disease in immunocompromised patients caused by a specific virus targeting hair follicle cells.
November 2024 in “International Journal of Molecular Sciences” Nanoparticles may improve caffeine delivery for hair growth, offering a potential alternative to minoxidil for hair loss treatment.
Alopecia areata is reversible because hair follicles can regenerate due to stem cells.
8 citations
,
December 2007 in “Journal of Thoracic Oncology” Erlotinib can cause significant but temporary hair loss in lung cancer patients.
34 citations
,
February 2012 in “Journal of Cutaneous Pathology” The research found specific signs to diagnose alopecia areata incognito and noted patients generally regrow hair after steroid treatment.
28 citations
,
November 1987 in “Journal of the American Academy of Dermatology” The model successfully grew and differentiated hair follicle cells in the lab.
December 2025 in “SAS Journal of Medicine” Trichofolliculoma is a rare, benign scalp tumor that can be cured by surgical removal.
November 2023 in “Journal of Skin and Sexually Transmitted Diseases” Gefitinib can cause scalp skin issues and permanent hair loss.
25 citations
,
January 2011 in “Annals of Dermatology” Erlotinib can cause hair loss as a side effect.
21 citations
,
June 2017 in “Case Reports in Dermatology” Reducing gefitinib dosage improved hair loss, but scarring remained.
2 citations
,
June 2001 in “Medical Electron Microscopy” Trichilemmal cysts may form from hair follicle outer root sheath growth.
August 2017 in “Academic Commons (Stony Brook University)” Acer1 is essential for skin health and affects hair growth and skin cancer risk.
November 2013 in “Dermatologic Clinics” The document summarizes the latest trends and advancements in cosmetic dermatology.
September 2012 in “British Small Animal Veterinary Association eBooks” The document concludes that pigmentation disorders in animals involve complex interactions between melanocytes and keratinocytes.
April 2026 in “Research Square” Trichoscopy is reliable for diagnosing different types of frontal non-scarring hair loss.
July 2026 in “Journal of the American Academy of Dermatology” The occipital scalp is affected in advanced hair loss, so it shouldn't be used as a control.
Transplanted hair follicles can restore function and connect with host tissues.