264 citations,
January 2008 in “Journal of biomedical optics” Zinc oxide nanoparticles in sunscreen do not penetrate deep into the skin.
254 citations,
September 2014 in “Menopause” The NAMS 2014 recommendations guide healthcare providers on treating health issues in midlife women, emphasizing individualized care and informed decision-making.
253 citations,
March 1994 in “Developmental dynamics” Apoptosis is essential for human skin development and forming a functional epidermis.
245 citations,
January 2018 in “Bone Research” TGF-β is crucial for tissue repair and can cause diseases if not properly regulated.
245 citations,
March 2012 in “Journal of The American Academy of Dermatology” Dermatoscopy is useful for identifying different hair and scalp conditions and can reduce the need for biopsies.
244 citations,
September 2008 in “Annual Review of Genomics and Human Genetics” The document concludes that the fast-growing direct-to-consumer genetic testing market lacks sufficient regulation, posing risks to consumers due to questionable test quality and accuracy.
243 citations,
September 2016 in “Dermatology and Therapy” Dermoscopy is a useful tool for identifying features of skin conditions, but more research is needed to define its role in dermatology.
240 citations,
April 2011 in “Pigment Cell & Melanoma Research” Melanocyte stem cells in hair follicles are key for hair color and could help treat greying and pigment disorders.
237 citations,
February 2016 in “Science Translational Medicine” The timing of when the gene Bmal1 is active affects aging and survival, with its absence during development, not adulthood, leading to premature aging.
237 citations,
June 2013 in “Nature Medicine” A protein from certain immune cells is key for new hair growth after skin injury in mice.
236 citations,
July 2001 in “Trends in Molecular Medicine” Future hair loss treatments should aim to extend hair growth, reactivate resting follicles, reverse shrinkage, and possibly create new follicles, with gene therapy showing promise.
research Acne
231 citations,
April 2005 in “The New England Journal of Medicine” Acne affects most teenagers and can continue into adulthood, with various treatments available that show improvement but have concerns like antibiotic resistance and side effects.
223 citations,
December 2010 in “The Journal of Sexual Medicine” Some patients taking finasteride or dutasteride may have ongoing sexual problems and depression even after stopping the medication.
219 citations,
March 2004 in “Journal of The American Academy of Dermatology” 5% and 2% minoxidil solutions effectively promote hair growth and reduce hair loss, with 5% being slightly more effective but having more side effects.
218 citations,
October 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Mice lacking the PPARγ gene in their fat cells had almost no fat tissue, severe metabolic problems, and abnormal development of other fat-related tissues.
218 citations,
April 2012 in “British Journal of Dermatology” Guidelines suggest various treatments for alopecia areata, but leaving it untreated is also an option as 80% cases may recover on their own.
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.
211 citations,
May 2018 in “Trends in cell biology” Different types of skin cells play specific roles in development, healing, and cancer.
211 citations,
October 2001 in “The FASEB Journal” Noggin is necessary to start the hair growth phase in skin after birth.
209 citations,
September 2008 in “Dermatologic Therapy” Androgens can both increase and decrease hair growth in different parts of the body.
207 citations,
April 2006 in “Journal of The American Academy of Dermatology” Iron deficiency may be related to hair loss, but there's not enough evidence to recommend iron screening or supplements for all hair loss patients.
205 citations,
April 2005 in “Journal of Investigative Dermatology” Scientists have found a way to create hair follicles from skin cells of newborn mice, which can grow and cycle naturally when injected into adult mouse skin.
204 citations,
May 2014 in “The Journal of Sexual Medicine” Hormone therapy for trans individuals is effective and generally safe in the short term.
203 citations,
December 2004 in “Journal of The American Academy of Dermatology” Early diagnosis and treatment, using finasteride, minoxidil, or hair transplantation, improves hair loss outcomes.
200 citations,
November 1997 in “Planta” Calcium affects where root hairs grow, but other unknown factors determine their growth direction.
196 citations,
May 2001 in “The journal of investigative dermatology/Journal of investigative dermatology” Sebocytes play a key role in controlling androgen levels in human skin.
195 citations,
January 2008 in “Photochemistry and Photobiology” Visible light can damage skin and most sunscreens don't block it well; more research is needed on its effects and protection methods.
194 citations,
March 2003 in “American Journal of Pathology” Stress stops hair growth in mice by causing early hair growth phase end and harmful inflammation through a specific nerve-related pathway.
193 citations,
February 2015 in “Nature Communications” Fungi-produced compounds can change plant root growth.
192 citations,
March 2017 in “Cell host & microbe” Hair follicle development and microbes help regulatory T cells gather in newborn skin.