421 citations
,
April 2012 in “The New England Journal of Medicine” Alopecia Areata is an autoimmune condition causing hair loss with no cure and treatments that often don't work well.
349 citations
,
January 2005 in “The FASEB journal” Human skin can make serotonin and melatonin, which help protect and maintain it.
253 citations
,
March 1994 in “Developmental dynamics” Apoptosis is essential for human skin development and forming a functional epidermis.
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.
174 citations
,
April 2005 in “The American journal of pathology (Print)” Capsaicin, found in chili peppers, can slow down hair growth by affecting skin cells and hair follicles.
159 citations
,
December 2007 in “American Journal of Pathology” Stress-related substance P may lead to hair loss and negatively affect hair growth.
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.
146 citations
,
May 2002 in “The American journal of pathology” Cathepsin L is essential for normal hair growth and development.
127 citations
,
January 2015 in “Journal of Biological Rhythms” The skin's internal clock affects healing, cancer risk, aging, immunity, and hair growth, and disruptions can harm skin health.
112 citations
,
January 2014 in “Molecular and cellular therapies” Blocking the Wnt pathway could lead to new treatments for cancer and tissue repair but requires careful development to avoid side effects.
112 citations
,
July 2008 in “Dermatologic Therapy” Folliculitis decalvans is a rare scalp condition causing scarring hair loss, treated with long-term antibiotics and other medications, but it often comes back and is hard to manage.
98 citations
,
December 2008 in “Journal of Investigative Dermatology” Prolactin affects hair growth and skin conditions, and could be a target for new skin disease treatments.
97 citations
,
September 2016 in “Reviews in Endocrine and Metabolic Disorders” The sebaceous gland has more roles than just producing sebum and contributing to acne, and new research could lead to better skin disease treatments.
94 citations
,
June 2016 in “The FASEB Journal” The Wnt/β-catenin pathway helps tissue regeneration but can also cause fibrosis, and drugs that inhibit this pathway may aid in healing skin and heart tissues.
84 citations
,
January 2008 in “Cold Spring Harbor Symposia on Quantitative Biology” Skin stem cells help maintain skin health, grow hair, and heal wounds.
77 citations
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March 2014 in “Cold Spring Harbor Perspectives in Medicine” Fat cells are important for healthy skin, hair growth, and healing, and changes in these cells can affect skin conditions and aging.
72 citations
,
December 1996 in “Journal of Investigative Dermatology” Human hair follicles can regenerate after removal, but with low success rate.
70 citations
,
February 2015 in “Expert Opinion on Drug Discovery” Topical drugs and near-infrared light therapy show potential for treating alopecia.
69 citations
,
August 1999 in “Developmental biology” The nude gene causes skin cell overgrowth and improper development, leading to hair and urinary issues.
66 citations
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July 2015 in “Organogenesis” Wnt signaling is crucial for skin wound healing and reducing scars.
59 citations
,
June 2022 in “Frontiers in medicine” There are still challenges in diagnosing and treating chronic skin diseases, but there is hope for future improvements.
58 citations
,
January 2020 in “International Journal of Molecular Sciences” Different methods of preparing Platelet-Rich Plasma (PRP) can affect wound healing and hair regrowth in plastic surgery. Using a kit with specific standards helps isolate PRP that meets quality criteria. Non-Activated PRP and Activated PRP have varying effects depending on the tissue and condition treated. For hair regrowth, Non-Activated PRP increased hair density more than Activated PRP. Both treatments improved various aspects of scalp health.
56 citations
,
January 2007 in “Pharmaceutical Development and Technology” Liposomes improve finasteride delivery for hair loss treatment, making it a promising option for topical use.
52 citations
,
September 2018 in “International Journal of Molecular Sciences” Ginseng and its compounds may help hair growth and prevent hair loss, but more human trials are needed to confirm this.
47 citations
,
September 2015 in “Cell Cycle” Different skin stem cells help heal wounds, with hair follicle cells becoming more important over time.
46 citations
,
May 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” The vitamin D receptor is essential for skin stem cells to grow, move, and become different cell types needed for skin healing.
46 citations
,
February 2012 in “Oncology Reports” Sorafenib helps some advanced cancers alone or with other treatments, but not all, and research continues to improve its use.
43 citations
,
December 2013 in “Stem Cells” Stretching skin increases a certain protein that attracts stem cells, helping skin regeneration.
43 citations
,
March 2009 in “Journal of Cellular and Molecular Medicine” TGF-β2 plays a key role in human hair growth and development.
42 citations
,
January 2014 in “Cold Spring Harbor Perspectives in Medicine” Hair growth is influenced by various body and external factors, and neighboring hairs communicate to synchronize regeneration.