65 citations
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December 2000 in “PubMed” The biology of skin and hair is complex and not fully understood.
117 citations
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November 2006 in “Experimental Dermatology” The article concludes that the wool follicle is a valuable model for studying tissue interactions and has potential for genetic improvements in wool production.
116 citations
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May 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Hair grows faster in the morning and is more vulnerable to damage from radiation due to the internal clock in hair follicle cells.
47 citations
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June 1996 in “International Journal of Legal Medicine” Hair analysis for drugs needs a better understanding of how drugs enter hair, considering factors like hair structure and pigmentation.
43 citations
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January 2016 in “Oxidative medicine and cellular longevity” THSG from a Chinese plant helps with aging and related diseases.
13 citations
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August 2020 in “Frontiers in Cell and Developmental Biology” Twist1 helps maintain important features of cells crucial for hair growth by working with Tcf4 and β-catenin.
9 citations
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March 1998 in “Journal of Dermatological Science” Improper regulation of hair follicle processes causes hairlessness.
7 citations
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December 2004 in “Medicine” Knowing how skin works and its diseases helps doctors diagnose and treat skin conditions better.
7 citations
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January 1981 in “Springer eBooks” The document concludes that hair biology is complex and there are still unanswered questions about hair loss and follicle changes.
5 citations
,
June 2021 in “chemistry of plant raw material” Rumex plants have potential health benefits, including antihypertensive, antiviral, antibacterial, and antitumor effects.
2 citations
,
September 2025 in “International Journal of Nanomedicine” Extracellular vesicles can help treat skin issues like wounds, hair loss, aging, and inflammation.
1 citations
,
October 2022 in “Annual review of cell and developmental biology” The nervous system helps control stem cell behavior and immune responses, affecting tissue repair and maintenance.
14 citations
,
December 2003 in “International Journal of Cosmetic Science” Hair growth and shedding are linked and can be disrupted, causing a delay known as the hair eclipse phenomenon, which is common in certain hair conditions and could lead to new treatments.
5 citations
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May 2024 in “BMC Genomics” Different genes affect hair length in yaks.
4 citations
,
November 2004 in “Clinical and Experimental Dermatology” Hair length and thickness are related, with thickness peaking at about a quarter of the hair's maximum length.
4 citations
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January 2012 in “Chemical Immunology” Some drugs, especially biologics, can cause skin reactions that look like other skin diseases, and stopping the drug usually helps clear up these reactions.
October 2022 in “Linköping University medical dissertations” The method shows hair testosterone levels reflect those in saliva, but are affected by various factors and may indicate a risk for heart attack.
January 2022 in “Figshare” Melatonin affects specific gene patterns and biological processes in goat hair growth.
September 2021 in “Yearbook of pediatric endocrinology” Stress hormone stops a growth signal and keeps hair stem cells inactive, reducing hair growth.
July 2009 in “DergiPark (Istanbul University)” Vitamin D is essential for healthy bones, muscles, hair, and immune function.
September 2023 in “Scientific reports” Segmental hair analysis can track testosterone over time but needs adjustments for sex, hair color, and washing frequency.
172 citations
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July 2007 in “Journal of Dermatological Science” Stat3 helps skin heal but can also cause skin diseases if overactive.
156 citations
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December 2012 in “Cell Stem Cell” TGF-β is crucial for controlling stem cell behavior and changes in its signaling can lead to diseases like cancer.
84 citations
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February 2015 in “Experimental Dermatology” PPARγ is crucial for skin health but can have both beneficial and harmful effects.
54 citations
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January 2007 in “The Journal of Steroid Biochemistry and Molecular Biology” Vitamin D receptor is essential for hair growth and preventing hair loss.
53 citations
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January 1993 in “Biochemical Pharmacology” Minoxidil needs activation to work, and minoxidil sulfate helps with hair growth and blood pressure.
1 citations
,
November 2017 in “Journal of Investigative Dermatology” Platelet-rich plasma and microneedling could potentially help hair regrowth in alopecia areata patients, but more research is needed.
1 citations
,
December 2001 in “Linchuang pifuke zazhi” Some Chinese herbs can promote or inhibit hair growth.
July 2025 in “International Journal of Trichology” Biological factors are crucial for developing new hair restoration treatments.
December 2017 in “Elsevier eBooks” Vitamin D receptor is crucial for hair growth, not vitamin D itself.