July 2020 in “Journal of The American Academy of Dermatology” Botulinum toxin affects hair follicles, inhibiting TGF-B1 secretion; more research ongoing.
15 citations
,
August 2006 in “Journal of Cutaneous Pathology” HIV-1 may cause increased stem cell death in hair follicles, leading to hair loss.
3 citations
,
October 2022 in “PloS one” Scientists have developed a method to keep chicken feather follicles alive and structurally intact in a lab for up to a week.
2 citations
,
January 2013 in “Elsevier eBooks” The chapter explains the causes of excessive hair growth and masculinization in women and how to measure hormone levels related to these conditions.
1 citations
,
May 2020 in “Journal of The American Academy of Dermatology” Inflammation and fibrosis are important factors in hair loss, but more research with better control samples is needed.
6 citations
,
January 2016 in “Journal of lasers in medical sciences” One session of Low Level Laser Therapy before hair transplantation doesn't significantly improve hair growth.
June 2023 in “Skin Research and Technology” High-resolution MRI can distinguish between tertiary androgenetic alopecia and severe alopecia areata by measuring scalp and tissue thickness and hair follicle depth.
15 citations
,
May 2020 in “BMC complementary medicine and therapies” Polygonum multiflorum extract helps hair grow longer and fights the effects of hormones that cause hair loss.
March 2025 in “International Journal of Trichology” Injecting stem cells from a patient's own fat can improve hair growth in women with hair loss.
108 citations
,
July 2004 in “American Journal of Pathology” Stress increases a factor in mice that leads to hair loss, and blocking this factor may prevent it.
2 citations
,
May 2023 in “International Journal of Molecular Sciences” Gene expression in hair follicles can help diagnose methamphetamine use disorder.
March 1985 in “Journal of the American Academy of Dermatology” Minoxidil helps hair regrowth by affecting hair follicles and blood vessels.
July 2025 in “Bioma Berkala Ilmiah Biologi” Wild boar skin from Timor Island has three layers with various structures like hair follicles and glands.
19 citations
,
April 2019 in “Journal of the European Academy of Dermatology and Venereology” Acne lesions start with changes in hair follicles and increase in inflammation, suggesting a cycle that could affect treatment strategies.
39 citations
,
January 2021 in “BioMed Research International” PRP treatments need standardization for consistent results.
October 2025 in “JDDG Journal der Deutschen Dermatologischen Gesellschaft” Hair loss negatively impacts quality of life, and psychological support can help.
30 citations
,
December 2014 in “BMC Genetics” Certain genes and proteins may influence wool growth in Aohan fine wool sheep.
19 citations
,
July 2020 in “Journal of drug delivery science and technology” Nanoemulsions with minoxidil and clove oil effectively target hair follicles for better alopecia treatment.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Mitochondrial dysfunction may contribute to chronic inflammation and immune system issues in Lichen planopilaris.
3 citations
,
June 2025 in “Journal of Cosmetic Dermatology” Using combined fat and growth factors can effectively treat hair loss after facial fillers.
3 citations
,
May 2020 in “Actas Dermo-Sifiliográficas” PRP injections increased hair density in men with hair loss but didn't work for everyone and more research is needed.
December 2012 in “Journal of Dermatological Science” Estrogen increases a growth factor in hair cells which might affect hair loss.
February 2026 in “Journal of Allergy and Clinical Immunology” Alopecia areata involves immune system issues and specific cell types that disrupt hair growth, leading to hair loss.
3 citations
,
August 2024 in “Journal of Cosmetic Dermatology” Combining laser therapy with hair extraction improves eyebrow scar treatment.
May 2026 in “International Journal of Molecular Sciences” Hydroxytyrosol may help treat hair loss by reducing inflammation and oxidative stress.
19 citations
,
February 2013 in “The American Journal of Dermatopathology” Nonscarring alopecia has higher hair density than scarring alopecia, and hair density can help diagnose the type of alopecia.
August 1994 in “Journal of dermatological science” Different substances affect hair and skin cell growth in various ways.
April 2016 in “Dermatología Revista Mexicana” The effectiveness of APRP for hair loss is unclear due to limited data.
November 2025 in “Free Radical Biology and Medicine” SOD1 and KL are promising targets for new hair loss treatments.
January 2019 in “AYBU AVESIS” Increased oxidative stress and decreased antioxidants contribute to hair loss in androgenetic alopecia.