215 citations,
March 2018 in “Archives of Toxicology” Tiny pollution particles called PM2.5 can harm skin cells by causing stress, damage to cell parts, and cell death.
The skin is a complex barrier for drug penetration, but understanding its structure and interactions can improve drug delivery methods.
198 citations,
October 2011 in “Journal der Deutschen Dermatologischen Gesellschaft” Use minoxidil for hair loss; finasteride and dutasteride for men, dutasteride for women.
195 citations,
May 2003 in “Obstetrics and gynecology (New York. 1953. Online)/Obstetrics and gynecology” Most women with excess hair growth have an underlying hormonal issue, often treated with medication and hair removal methods.
191 citations,
February 2002 in “Archives of Dermatology” Some herbal therapies may help with skin conditions, but more research is needed to confirm their safety and effectiveness.
182 citations,
December 2007 in “BJCP. British journal of clinical pharmacology/British journal of clinical pharmacology” Hair follicles significantly increase the speed and amount of caffeine absorbed through the skin.
175 citations,
November 2009 in “PLOS ONE” Women look young for their age due to larger lips, less sun damage, and genes that prevent gray hair and wrinkles.
165 citations,
September 2003 in “Toxicology and applied pharmacology” Blocking COX, especially COX-2, in the skin can reduce inflammation and pain and may help prevent skin cancer.
162 citations,
August 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” The new "differential stripping" method effectively measures how much substance gets into hair follicles.
156 citations,
October 2012 in “Seminars in Cell & Developmental Biology” Different types of stem cells in hair follicles play unique roles in wound healing and hair growth, with some stem cells not originating from existing hair follicles but from non-hair follicle cells. WNT signaling and the Lhx2 factor are key in creating new hair follicles.
151 citations,
November 2018 in “International Journal of Pharmaceutics” Nanoparticles improve drug delivery through the skin but more research is needed on their long-term effects and skin penetration challenges.
147 citations,
September 2006 in “Developmental Cell” Too much Smad7 changes skin and hair development by breaking down a protein called β-catenin, leading to more oil glands and fewer hair follicles.
145 citations,
November 2017 in “Journal of The European Academy of Dermatology and Venereology” Use minoxidil for hair loss treatment; assess results after 6 months.
142 citations,
September 2020 in “Journal of neurophysiology” Young adults have about 230,000 tactile nerve fibers, decreasing 5-8% per decade with age.
140 citations,
December 2017 in “Journal of Controlled Release” Microneedles improve drug delivery in various body parts, are safe and painless, and show promise in cosmetology, vaccination, insulin delivery, and other medical applications.
135 citations,
December 2015 in “Expert Opinion on Biological Therapy” Exosomes could potentially enhance tissue repair and regeneration with lower rejection risk and easier production than live cell therapies.
134 citations,
January 2010 in “Biomedical research” Low oxygen conditions increase the hair-growing effects of substances from fat-derived stem cells by boosting growth factor release.
128 citations,
January 2001 in “American Journal of Clinical Dermatology” Coal tar shampoos, salicylic acid, and topical corticosteroids are effective for scalp psoriasis, with Vitamin D3 analogues also showing benefits; severe cases may require stronger medication with more risks.
127 citations,
June 2006 in “International Journal of Pharmaceutics” Liposomes and niosomes improve finasteride delivery for hair loss treatment.
124 citations,
July 2012 in “Archives of Dermatological Research” Targeting androgen receptors could be a promising way to treat skin disorders with fewer side effects.
124 citations,
August 1994 in “Journal of Investigative Dermatology” Dexamethasone speeds up hair loss in mice, while cyclosporin A slows it down.
122 citations,
April 2011 in “European Journal of Pharmaceutics and Biopharmaceutics” Particles around 100 nm can penetrate and stay in hair follicles without passing through healthy skin, making them safe for use in topical products and useful for targeted drug delivery.
118 citations,
May 2015 in “European journal of pharmaceutics and biopharmaceutics” The hydrogel with a 1:3 ratio of hydroxyethyl cellulose to hyaluronic acid is effective for delivering drugs through the skin to treat acne.
111 citations,
March 1951 in “Annals of the New York Academy of Sciences” Understanding the mouse hair cycle is crucial for cancer research.
109 citations,
November 2005 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Targeting hair follicles can improve skin treatments and reduce side effects.
109 citations,
December 1998 in “The Journal of Dermatology” Manipulating the catagen and telogen phases of hair growth could lead to treatments for hair disorders.
106 citations,
March 2014 in “BioEssays” We need more research to better understand human hair follicle stem cells for improved treatments for hair loss and skin cancer.
105 citations,
January 2010 in “Mediators of Inflammation” Skin surface lipids are important for skin health and altering them could help prevent aging and treat skin conditions.
104 citations,
August 2008 in “Clinics in Dermatology” Treating psoriasis on the scalp, nails, and skin folds is challenging, often requiring systemic treatments for severe cases, with some success in topical and biologic treatments.
95 citations,
February 2018 in “Dermatology and Therapy” Nutraceuticals may improve skin health and protect against aging, but more research is needed on their optimal use and possible health risks.