196 citations
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May 2001 in “The journal of investigative dermatology/Journal of investigative dermatology” Sebocytes play a key role in controlling androgen levels in human skin.
100 citations
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September 1999 in “British Journal of Dermatology” The study found that two enzymes linked to hair loss are located in different parts of the scalp, supporting a common treatment's effectiveness.
86 citations
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August 2011 in “Toxicological sciences” TCDD speeds up skin barrier formation by increasing certain gene expressions.
54 citations
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October 2002 in “Journal of controlled release” Medium lipophilic substances penetrate skin best, and adding ethanol can increase delivery to hair follicles.
May 2026 in “International Journal of Versatile Research and Analysis” Air wedge interferometry is a precise, cost-effective way to measure hair thickness.
September 2025 in “Journal of Science Innovations and Nature of Earth” Anthocyanins in berries and purple veggies offer health benefits but need better processing for full use.
46 citations
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September 2013 in “PLOS ONE” Thyrotropin-Releasing Hormone helps heal wounds in frog and human skin.
5 citations
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December 2014 in “Polish Journal of Public Health” Zinc is essential for many body functions and imbalances can lead to health problems.
356 citations
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December 1986 in “The journal of cell biology/The Journal of cell biology” Hair and nail cells share similar proteins, indicating a common differentiation pathway.
242 citations
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January 2000 Contaminated water with heavy metals causes serious health issues like kidney and liver problems.
225 citations
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April 2018 in “Journal of Investigative Dermatology” Two main types of fibroblasts with unique functions and additional subtypes were identified in human skin.
159 citations
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December 2007 in “American Journal of Pathology” Stress-related substance P may lead to hair loss and negatively affect hair growth.
94 citations
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February 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” EGF makes hair follicles grow longer but stops hair production.
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August 2017 in “Scientific Reports” The nanofiber scaffolds improved skin wound healing by supporting cell growth and tissue repair.
56 citations
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April 1998 in “Steroids” Finasteride reduces hair loss and treats BPH without major hormone changes, but may cause sexual dysfunction.
55 citations
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April 2017 in “Experimental Dermatology” The document describes a way to isolate and grow human hair follicle cells in 3D to help study hair growth.
54 citations
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January 2013 in “Journal of Biological Macromolecules” A new method effectively separates keratin-associated proteins and keratin from human hair.
48 citations
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July 1992 in “International Journal of Dermatology” HIV can cause various nail and hair disorders, important for early diagnosis and treatment.
48 citations
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May 1991 in “The journal of investigative dermatology/Journal of investigative dermatology” Trichohyalin is also found in the outer layers of normal human skin.
43 citations
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February 2019 in “International immunology” Special immune cells called Regulatory T cells help control skin inflammation and repair in various skin diseases.
38 citations
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June 2015 in “Expert Opinion on Therapeutic Targets” Blocking the prolactin receptor might help treat various diseases, but more research is needed.
32 citations
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January 2007 in “Biological & Pharmaceutical Bulletin” Minoxidil and retinol together help hair grow.
30 citations
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April 2017 in “European Journal of Cell Biology” CIP/KIP proteins help stop cell division and support hair growth.
30 citations
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March 2001 in “Environmental Health Perspectives” Small changes in hormones can significantly impact health, showing the importance of sensitive testing for chemicals that disrupt hormones.
27 citations
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September 2017 in “Journal of Medicinal Food” Annurca apple supplement safely increases hair growth and keratin in humans.
26 citations
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February 2009 in “Drug Development Research” 17α-estradiol is a safe estrogen that might protect the brain and doesn't cause feminization, needing more research for treating brain diseases.
25 citations
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March 2017 in “Archives of Dermatological Research” Sinapic acid may help hair growth by activating a specific cell pathway.
25 citations
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January 2017 in “Steroids” Allopregnanolone increases growth and changes gene activity in human brain cancer cells.
24 citations
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January 2015 in “Annals of Dermatology” Herbal extracts may help hair grow and could be an alternative to synthetic hair loss treatments.
24 citations
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July 1994 in “Molecular Endocrinology” Researchers found an RNA transcript that might help control a growth factor linked to tumor development.