264 citations,
January 2008 in “Journal of biomedical optics” Zinc oxide nanoparticles in sunscreen do not penetrate deep into the skin.
The skin is a complex barrier for drug penetration, but understanding its structure and interactions can improve drug delivery methods.
[object Object] 211 citations,
February 2009 in “European journal of pharmaceutics and biopharmaceutics” Hair follicles help absorb and store topical compounds, aiding targeted drug delivery.
138 citations,
May 2000 in “Maturitas” Estrogen replacement can improve skin health in menopausal women but doesn't reverse sun damage or prevent hair loss.
118 citations,
January 2016 in “Current Topics in Developmental Biology” The document concludes that while significant progress has been made in understanding skin biology and stem cells, more research is needed to fully understand their interactions with their environment.
108 citations,
November 1980 in “British Journal of Dermatology” Oral retinoids are effective for various skin conditions but have side effects and should not be used during pregnancy.
103 citations,
November 2014 in “Journal of Cell Biology” MicroRNA-214 is important for skin and hair growth because it affects the Wnt pathway.
96 citations,
April 2007 in “Journal of Investigative Dermatology” Grafted rodent and human cells can regenerate hair follicles, but efficiency decreases with age.
94 citations,
February 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” EGF makes hair follicles grow longer but stops hair production.
87 citations,
July 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” Human beard hair medulla contains a unique and complex mix of keratins not found in other human tissues.
85 citations,
October 2006 in “Current opinion in cell biology” Feather growth and regeneration involve complex patterns, stem cells, and evolutionary insights.
[object Object] 83 citations,
June 2018 in “Frontiers in immunology” Certain types of T cells are essential for healthy skin and play a role in skin diseases, but more research is needed to improve treatments.
82 citations,
May 2009 in “Development” EGF and KGF signalling prevent hair follicle formation and promote skin cell development in mice.
59 citations,
March 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” Smad-4 and Smad-7 are key in hair follicle development, with other Smads being less important.
57 citations,
February 1994 in “Experimental dermatology” Melatonin affects mouse skin and may regulate skin functions.
55 citations,
September 2014 in “Development” Wnt, Eda, and Shh pathways are crucial for different stages of sweat gland development in mice.
53 citations,
January 2009 in “Journal of Investigative Dermatology” UVB radiation harms hair growth and health, causing cell death and other changes in human hair follicles.
49 citations,
January 2003 in “American Journal of Clinical Dermatology” Effective management of children's hair loss involves accurate diagnosis, various treatments, and supportive care.
48 citations,
December 2004 in “Differentiation” Tooth papilla cells can help regenerate hair follicles and grow hair.
48 citations,
November 1992 in “International Journal of Dermatology” Toxic epidermal necrolysis is a severe skin reaction often linked to drugs, requiring careful medication use and supportive care.
45 citations,
May 2018 in “Stem Cell Research & Therapy” Using patients' own fat-derived cells to treat alopecia areata significantly improved hair growth and was safe.
44 citations,
October 2011 in “Gynecological Endocrinology” Menopause significantly reduces skin collagen, leading to thinner, less elastic skin, and hormone replacement may help but requires careful consideration.
44 citations,
December 1991 in “Annals of the New York Academy of Sciences” EGF and FGF help hair growth by affecting cell differentiation and fiber growth.
42 citations,
July 2014 in “Journal of biological chemistry/The Journal of biological chemistry” Heparan sulfate is important for hair growth, preventing new hair formation in mature skin, and controlling oil gland development.
40 citations,
June 2013 in “Scientific Reports” A gene variant in KRT71 causes the curly fur in Selkirk Rex cats.
39 citations,
September 2011 in “Tissue Engineering Part B-reviews” Hair follicle regeneration in skin grafts may be possible using stem cells and tissue engineering.
31 citations,
May 2008 in “Drug Discovery Today: Disease Mechanisms” Different hair growth problems are caused by genetic issues or changes in hair growth cycles, and new treatments are being developed.
30 citations,
April 2018 in “Experimental Dermatology” The article concludes that developing in vitro models for human hair structures is important for research and reducing animal testing, but there are challenges like obtaining suitable samples and the models' limitations.
29 citations,
December 2005 in “BioEssays” Wnt/ß-catenin signaling is crucial for regulating skin stem cells and hair growth, with the right levels and timing needed for proper function.
27 citations,
May 2016 in “Dermatologic Surgery” Male faces age with more wrinkles and hair loss, influenced by both body changes and environmental factors.