76 citations
,
January 2007 in “American Journal of Clinical Dermatology” Women with PCOS often have skin problems like excessive hair, acne, hair loss, and dark patches, which can be treated with hormonal and non-hormonal therapies.
August 2012 in “Nature Cell Biology” Hair grows when stem cell offspring in the follicle base proliferate, influenced by the dermal papilla.
788 citations
,
February 2007 in “Nature” The document concludes that skin stem cells are important for hair growth and wound healing, and could be used in regenerative medicine.
211 citations
,
May 2018 in “Trends in cell biology” Different types of skin cells play specific roles in development, healing, and cancer.
12 citations
,
February 1997 in “British Journal of Dermatology” The enzyme type 1 5α-reductase is more active in the hair follicle's lower part than in the skin's outer layer.
5 citations
,
January 2019 in “Elsevier eBooks” Current therapies cannot fully regenerate adult skin without scars; more research is needed for scar-free healing.
1 citations
,
January 2015 in “Journal of Pigmentary Disorders” Treating melasma in men is difficult, especially for the deeper skin layers, and may need more than just topical treatments.
May 2026 in “Organoid Research” Hydrogel-based methods improve skin organoid development for medical and research applications.
August 2025 in “The American Journal of Medical Sciences and Pharmaceutical Research” Non-injection carboxytherapy is effective and safe for treating problematic skin.
January 2018 in “Springer eBooks” Lasers are FDA-approved for permanent hair reduction, not removal, and more research is needed to improve treatments.
264 citations
,
January 2008 in “Journal of biomedical optics” Zinc oxide nanoparticles in sunscreen do not penetrate deep into the skin.
116 citations
,
August 2010 in “Nature” Scientists turned rat thymus cells into stem cells that can help repair skin and hair.
108 citations
,
December 2003 in “Lasers in surgery and medicine” ICG-enhanced NIR laser therapy may be a promising acne treatment with improvement and no side effects.
2 citations
,
January 2018 in “Springer eBooks” The document explains what healthy skin, nails, and hair look like on an ultrasound.
January 1998 in “Lasers in Surgery and Medicine” Lasers are effective and safe for various medical treatments, including cancer, wound healing, and skin conditions.
32 citations
,
September 2016 in “Dermatologic Surgery” The evidence for using Low-Level Laser Therapy for hair loss is limited and more thorough research is needed.
84 citations
,
July 2008 in “Aaps Pharmscitech” Ethosomes improve finasteride delivery through skin for hair loss treatment.
43 citations
,
January 2012 in “Biological Research” The origins of many adult skin stem cells are still mostly unknown.
1 citations
,
October 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Printing human stem cells and a special matrix during surgery can help grow new skin and hair-like structures in rats.
8 citations
,
February 1968 in “Australian Journal of Zoology” The southern elephant seal's skin layer helps waterproof the skin by being tightly connected to hair shafts.
11 citations
,
January 1977 in “Archives of dermatological research” Mouse tail skin has different keratinization near hair follicles and scales.
6 citations
,
January 2015 in “Indian Dermatology Online Journal” PEODDN is a rare skin disorder with limited treatment options, best treated with laser therapy.
19 citations
,
January 2014 in “Facial plastic surgery” Dermabrasion improves skin appearance by removing the top layer to promote healing.
December 2018 in “Zenodo (CERN European Organization for Nuclear Research)” Low-level laser therapy may help hair growth, but more research is needed.
33 citations
,
January 2022 in “Scientific Reports” The method improved CoQ10's stability and effectiveness for anti-ageing skincare.
62 citations
,
July 1993 in “Journal of Investigative Dermatology” Hair growth is influenced by interactions between skin layers, growth factors, and hormones, but the exact mechanisms are not fully understood.
27 citations
,
August 2014 in “Wiley interdisciplinary reviews. Developmental biology” The skin and thymus develop similarly to protect and support immunity.
20 citations
,
September 2004 in “Journal of Anatomy” The inner root sheath evolved to help hair grow safely through the skin in mammals.
4 citations
,
August 2008 in “Plastic & Reconstructive Surgery” The flap effectively sealed leaks and served as a barrier, with minor complications, for anterior skull base surgery.
August 2024 in “Cosmetics” Caffeine is beneficial for skin and hair treatments but needs better delivery methods to penetrate deeper skin layers.