204 citations
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May 2014 in “The Journal of Sexual Medicine” Hormone therapy for trans individuals is effective and generally safe in the short term.
77 citations
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March 2021 in “Nature” Stress hormone corticosterone blocks a growth factor to slow down hair stem cell activity and hair growth.
71 citations
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July 2015 in “The Journal of Clinical Endocrinology and Metabolism” Women with PCOS have higher androgen levels that decrease with age but are still higher than in women without PCOS.
60 citations
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December 2013 in “PLoS ONE” EETs can delay seizures by affecting GABA activity, offering potential new treatments for seizures.
48 citations
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August 2018 in “Nature Communications” JunB is crucial for maintaining healthy skin and hair follicles.
47 citations
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June 2019 in “Nature Communications” Noncoding dsRNA boosts hair growth by activating TLR3 and increasing retinoic acid.
47 citations
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June 2012 in “Genes & Development” A mother's western diet can make her milk toxic, causing inflammation and hair loss in babies.
45 citations
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April 2019 in “Scientific Reports” Higher CO2 levels help a cyanobacterium grow better by boosting photosynthesis and carbon uptake.
37 citations
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January 2015 in “Evidence-based Complementary and Alternative Medicine” An extract from Quercus acutissima bark was found to reduce sebum production and block an enzyme linked to acne.
13 citations
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November 2014 in “Toxicology Letters” Finasteride affects UGT1A4 enzyme, but not enough to cause issues when combined with other drugs.
11 citations
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August 2020 in “Diabetes” Testosterone helps human pancreatic cells increase insulin release.
10 citations
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May 2010 in “Analytica Chimica Acta” New tests detect finasteride and dutasteride in urine quickly and easily.
7 citations
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February 2021 in “Legal Medicine” Hair analysis showed very high metformin levels in two fatal overdose cases, suggesting it's useful in forensics but sweat may affect results.
7 citations
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April 2019 in “The Journal of Steroid Biochemistry and Molecular Biology” 11α-Hydroxyprogesterone is changed into different substances by certain enzymes and may play a role in prostate cancer.
6 citations
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January 2020 in “International journal of biological sciences” Removing the ROBO4 gene in mice reduces skin inflammation and hair loss by affecting certain inflammation pathways and gene expression.
4 citations
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September 2020 in “Andrologia” Oregano extract helps fix testis and sperm damage caused by finasteride.
3 citations
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April 2021 in “Journal of Medicinal Chemistry” Finasteride may affect PNMT, causing side effects.
2 citations
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December 2020 in “Phytomedicine plus” Taking Saw palmetto and Pygeum africana can change the levels of certain steroids in urine, which could cause confusion in doping tests.
1 citations
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April 2006 in “International Journal of Oncology” Lysocellin helps stop cell damage from etoposide and may prevent hair loss.
March 2025 in “Journal of Endocrinology and Metabolism” Rodent models of PCOS show some hormone changes similar to humans, but also have key differences.
November 2023 in “Anticancer Research” Using ultrasound may make cisplatin more effective against cervical cancer in mice.
46 citations
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May 2012 in “Molecular and Cellular Endocrinology” Human skin produces sex hormones like estrogen and testosterone, influenced by ARO and StAR, which may affect skin elasticity and hair growth.
25 citations
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June 2014 in “Journal of Endocrinology/Journal of endocrinology” Human sebaceous glands contain enzymes that affect androgen production and may influence sebum production and acne.
47 citations
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January 2019 in “Nature communications” Polyamines help fix DNA damage accurately in cells.
13 citations
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January 2020 in “Scientific Reports” The African spiny mouse heals skin without scarring due to different protein activity compared to the common house mouse, which heals with scarring.
December 2016 in “University of Birmingham Institutional Research Archive (University of Birmingham)” Steroid-producing capabilities in certain cancers may contribute to treatment resistance.
128 citations
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January 1996 in “Journal of analytical toxicology.” Hair analysis can detect cocaine use but doesn't accurately show the amount or timing of use.
28 citations
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January 2016 in “Vitamins and hormones” Thymosin β4 helps improve skin healing and reduce scarring.
1 citations
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January 2023 in “International journal of all research education and scientific methods” Hair analysis is better than urine and blood for detecting past drug use.
April 2016 in “Annals of laboratory medicine” The method reliably profiles eicosanoids and shows epitestosterone reduces their levels, similar to common anti-inflammatory drugs.