January 2025 in “Expert Opinion on Drug Delivery” Nanocarriers could improve hair loss treatment but need more research for effectiveness and safety.
February 2023 in “Cosmoderma” An infant with complete hair loss was diagnosed with a genetic disorder affecting hair growth.
January 2005 in “Chinese Journal of Veterinary” Hairless mice lose hair by 3-4 weeks, develop thicker, folded skin, and show pigmentation differences.
15 citations
,
February 2023 in “Colloids and surfaces. B, Biointerfaces” Smaller curcumin nanocrystals penetrate skin better, but additives and particle size affect absorption and accumulation.
2 citations
,
January 2014 Improved methods create smaller, more effective gelatin nanoparticles for skin delivery, and new caffeine nanocrystals enhance absorption and effectiveness.
3 citations
,
July 2013 in “Journal of Cutaneous Pathology” A woman's hair loss, resembling an autoimmune condition, improved after treatment, but requires ongoing checks due to potential serious associations.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Deleting the CD271 gene in mouse skin cells leads to disorganized skin and increased hair growth, suggesting CD271 is important for skin health.
January 2013 in “IRIS UNIMORE (University of Modena and Reggio Emilia)” Hydrophobized silica nanoparticles penetrate the skin's outer layer more effectively, while hair follicle density doesn't impact their accumulation.
5 citations
,
August 1981 in “Archives of Dermatology” Alopecia areata may be caused by the immune system attacking hair follicles.
192 citations
,
March 2017 in “Cell host & microbe” Hair follicle development and microbes help regulatory T cells gather in newborn skin.
75 citations
,
January 2009 in “International journal of trichology” Hair grays due to oxidative stress and fewer functioning melanocytes.
26 citations
,
February 2020 in “International Journal of Biological Macromolecules” Chitosan-coated dutasteride nanocapsules improve hair treatment, and physical stimulation boosts effectiveness.
24 citations
,
May 2009 in “The FASEB Journal” Akt2 and SGK3 are both important for normal hair growth and development.
9 citations
,
November 2021 in “Frontiers in Cell and Developmental Biology” PBX1 helps reduce aging and cell death in hair follicle stem cells by decreasing DNA damage, not by improving DNA repair.
October 2025 in “Cell Reports” Regulatory T cells help hair growth by using the Cxcr4-Cxcl12 pathway.
August 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” TAGX-0003 protected hair follicles and reversed alopecia areata in a mouse model.
January 2019 in “Proceedings for Annual Meeting of The Japanese Pharmacological Society” Nε-(carboxymethyl) lysine delays hair growth by blocking a key protein.
26 citations
,
December 2009 in “Laser Physics” Caffeine from shampoo penetrates hair follicles quickly and stays for at least 24 hours.
4 citations
,
July 2023 in “Pharmaceutics (Basel)” Nanoparticle-based drug delivery to hair follicles is more effective when tested under conditions that match skin behavior.
54 citations
,
October 2002 in “Journal of controlled release” Medium lipophilic substances penetrate skin best, and adding ethanol can increase delivery to hair follicles.
53 citations
,
July 1981 in “Journal of Endocrinology” α-MSH and cyclic AMP boost melanin production, while cyclic GMP and melatonin reduce it.
45 citations
,
May 2003 in “Journal of Cell Science” α3β1-integrin is crucial for maintaining normal hair follicle shape and function but not needed for the development of the surrounding skin.
33 citations
,
April 2020 in “Journal of Clinical Investigation” Stress in hair follicle stem cells causes inflammation in a chronic skin condition through a specific immune response pathway.
31 citations
,
January 2004 in “Methods in cell biology” Hair and follicle keratins differ in structure and expression, especially in cysteine content.
26 citations
,
June 2003 in “PubMed” Alpha-difluoromethylornithine prevents cancer in mice but causes hair loss.
25 citations
,
March 2017 in “Archives of Dermatological Research” Sinapic acid may help hair growth by activating a specific cell pathway.
23 citations
,
January 2018 in “International Journal of Molecular Medicine” Baicalin helps hair growth by activating specific cell signals and pathways.
11 citations
,
September 2014 in “International Journal of Molecular Sciences” Mycophenolate helps reverse hair loss effects caused by IFN-γ by activating a key hair growth pathway.
10 citations
,
September 2014 in “European Journal of Dermatology” A woman's hair loss worsened after starting hepatitis C treatment due to immune changes in her hair follicles.
9 citations
,
April 2006 in “American Journal of Pathology” SGK3 is essential for proper hair growth and health.