354 citations
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August 1991 in “Molecular Endocrinology” Human adrenals and gonads have a unique enzyme for steroid hormone production.
7 citations
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January 1971 in “Archives of Dermatological Research”
August 2015 in “Free Radical Biology and Medicine” Some treatments can improve skin's defense against damage, but overuse may cause other skin problems.
1 citations
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January 2009 in “Journal of S C C J” Changing disulfide bonds in human hair affects its melting behavior and thermal stability.
January 2011 in “Linchuang pifuke zazhi”
October 2018 in “Exercise Biochemistry Review” Aerobic exercise helps protect the intestines by improving their barrier function.
10 citations
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March 2005 in “International Journal of Cosmetic Science” Oxidation changes human hair by breaking down fats and forming new acidic groups, affecting how it interacts with conditioners and cosmetics.
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” The reconstructed skin model from hair follicles functions like human skin in processing chemicals and can be used to test ingredient safety.
4 citations
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May 2020 in “Medicine in Drug Discovery” The study developed a method to detect minoxidil and its sulfate form, found that minoxidil sulfate is temperature-sensitive, and identified a way to potentially increase its stability for hair loss treatment.
September 2025 in “International Journal of Cosmetic Science” Heat and UV exposure damage hair structure by altering keratins.
August 2015 in “Free Radical Biology and Medicine” The study suggests that higher levels of SIRT1 and SIRT2 may improve overall cell health and aging processes.
June 2022 in “Research Square (Research Square)” Lipid peroxidation may worsen social behavior issues in autism.
June 1998 in “Pathophysiology” Selenium is crucial for health, but both deficiency and excess can cause problems.
1 citations
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January 2013 January 2011 in “대한피부과학회지” A 7-year-old girl was diagnosed with trichothiodystrophy due to low sulfur levels in her hair.
3 citations
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January 2019 in “International Journal of Trichology” The balance of thiol-disulfide in women with hair loss is affected but not damaged.
4 citations
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January 1989 in “Journal of Steroid Biochemistry” Women with hyperandrogenism have higher androgen levels and lower SHBG, which may contribute to conditions like excessive hair growth and early puberty.
20 citations
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January 1994 in “Archives of Biochemistry and Biophysics” Minoxidil needs specific structure to block lysyl hydroxylase; exploring alternatives may keep benefits without this effect.
2 citations
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January 1968 in “PubMed” Sulfur-containing radioprotectors can protect hair from X-ray damage if given before exposure but worsen damage if given after.
47 citations
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November 2012 in “Expert Opinion on Therapeutic Patents” The document concludes that research on sulfatase inhibitors should continue due to their potential in treating various diseases, despite some clinical trial failures.
115 citations
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March 2001 in “Baillière's best practice and research in clinical endocrinology and metabolism/Baillière's best practice & research. Clinical endocrinology & metabolism” Key enzymes control androgen levels, affecting hormone activity and potential treatments.
August 2022 in “Turkish journal of veterinary research” Demodicosis causes significant oxidative stress in dogs.
36 citations
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November 2018 in “BMC plant biology” ROXY proteins help plants respond to nitrate shortage by affecting nutrient sensing and growth.
March 2010 in “International Journal of Cosmetic Science” Disulfide bonds affect the melting behavior of hair's crystalline structure, but hair retains some stability even after these bonds are broken.
46 citations
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December 1992 in “Journal of Investigative Dermatology” Minoxidil decreases LH expression, while hydralazine has mixed effects on prolyl and lysyl hydroxylase activities.
December 2021 in “Egyptian Journal of Dermatology and Venereology” Oxidative stress may worsen female pattern hair loss and could help track the disease and treatment.
6 citations
,
February 2021 in “Proteins” Researchers found that the most reachable bonds in wool fibers are near the ends of certain proteins, which help stabilize the fiber's structure.
1 citations
,
May 2016 in “Pharmaceutical Biology” Aspergillus niger culture creates two finasteride derivatives with enzyme-inhibiting effects.
January 2002 in “HAL (Le Centre pour la Communication Scientifique Directe)” The enzyme system in hair follicles is similar to the liver's and is inhibited by certain substances.