January 2001 in “Dermatologic Surgery” The letters discussed medical tools, costs, treatment efficacy, and patient care complexities.
June 2020 in “Journal of Investigative Dermatology” Hair growth treatment results vary because each patient's platelets release different levels of growth factors.
April 2018 in “Journal of Investigative Dermatology” Arrector pili muscle regulates hair follicle stem cells, DNA methylation needed for hair cycling, and Wnt/B-catenin signaling starts hair growth.
349 citations
,
January 2005 in “The FASEB journal” Human skin can make serotonin and melatonin, which help protect and maintain it.
610 citations
,
April 2014 in “Nature Reviews Immunology” The document concludes that understanding how the skin's immune system and inflammation work is complex and requires more research to improve treatments for skin diseases.
521 citations
,
January 1954 in “Physiological Reviews” Hair growth is cyclic and influenced mainly by local factors.
305 citations
,
February 2007 in “Hormone and metabolic research” Human skin makes sexual hormones that affect hair growth, skin health, and healing; too much can cause acne and hair loss, while treatments can manage these conditions.
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.
245 citations
,
January 2018 in “Bone Research” TGF-β is crucial for tissue repair and can cause diseases if not properly regulated.
207 citations
,
January 2011 in “Dermatologic Therapy” Laser hair removal is the most requested cosmetic procedure and has become a scientifically-based treatment suitable for all skin types.
191 citations
,
November 1959 in “Annals of the New York Academy of Sciences” Hair and wool have complex microscopic structures with microfibrils and varying cystine content.
174 citations
,
November 2016 in “Cell stem cell” Different types of skin cells have unique genetic markers that affect how likely they are to spread cancer.
150 citations
,
April 2013 in “Dermato-endocrinology” Estrogen therapy can reduce skin aging but has cancer risks.
133 citations
,
February 2017 in “PLoS Genetics” Genetic factors can help predict male pattern baldness risk.
132 citations
,
January 2017 in “International Journal of Molecular Sciences” Fat-derived stem cells show promise for skin repair and reducing aging signs but need more research for consistent results.
113 citations
,
March 2018 in “Biological reviews/Biological reviews of the Cambridge Philosophical Society” Animals that change color with the seasons mainly do so in response to daylight changes, but climate change is causing camouflage problems that may require evolutionary changes.
106 citations
,
November 2014 in “Cell Stem Cell” New single-cell analysis techniques are improving our understanding of stem cells and could help in treating diseases.
103 citations
,
November 2014 in “Journal of Cell Biology” MicroRNA-214 is important for skin and hair growth because it affects the Wnt pathway.
92 citations
,
August 2017 in “Proceedings of the National Academy of Sciences of the United States of America” Newborn mouse skin cells can grow hair and this process can be recreated in adult cells to potentially help with hair loss.
90 citations
,
January 2021 in “Clinical Endocrinology” Obesity increases the risk of developing polycystic ovary syndrome, and weight loss can improve the condition.
87 citations
,
April 2018 in “Biochemical and Biophysical Research Communications” Exosomes from dermal papilla cells can help grow hair and might treat hair loss.
85 citations
,
August 2015 in “Journal of Applied Genetics” Mutations in specific genes disrupt development of sweat glands, teeth, hair, skin, and nails in HED.
81 citations
,
June 2014 in “Cold Spring Harbor perspectives in medicine” Skin has specialized touch receptors that can tell different sensations apart.
77 citations
,
August 2025 in “Signal Transduction and Targeted Therapy” Extracellular vesicles show promise for treating diseases but face challenges in development and regulation.
77 citations
,
December 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Human skin cells produce proenkephalin, which changes with environmental factors and skin diseases.
72 citations
,
January 2023 in “International Journal of Biological Sciences” Engineered exosomes show promise for improving wound healing but face challenges in clinical use.
72 citations
,
February 2011 in “American Journal of Biological Anthropology” The conclusion is that recognizing hair growth cycles can improve the precision of dietary and health assessments from hair analysis.
72 citations
,
September 1997 in “Dermatologic Surgery” Careful planning and patient counseling can lead to excellent hair transplant results, often in one or two sessions.
67 citations
,
September 1997 in “Dermatologic Surgery” The document concludes that good cosmetic outcomes in hair transplantation depend on the surgeon's artistic skill and careful planning.
65 citations
,
March 2016 in “Lasers in Medical Science” Most low-level light therapy studies did not accurately report how light was measured, affecting treatment reliability.