430 citations
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July 2002 in “Journal of Endocrinology” The hypothesis suggests that PCOS may start early in life due to genetic and environmental factors, influencing future reproductive and metabolic problems.
269 citations
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May 2002 in “Journal of Neuroscience” Stress increases neurosteroids that help prevent seizures.
125 citations
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August 2020 in “Frontiers in Immunology” Men generally have more severe COVID-19 cases and higher death rates than women due to biological differences.
123 citations
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December 2015 in “Journal of Neuroendocrinology” New targets for making and using brain-synthesized steroids could lead to better treatments for brain disorders and alcoholism.
86 citations
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February 2009 in “Journal of Neuroscience” Pregnancy increases certain GABAA receptors in rat brains, influenced by steroid levels.
85 citations
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May 2019 in “Journal of neuroendocrinology” The article concludes that better understanding gene regulation related to seasonal changes can offer insights into the mechanisms of seasonal timing in mammals.
81 citations
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September 2005 in “The American journal of pathology” Activin helps skin growth and healing mainly through stromal cells and affects keratinocytes based on its amount.
77 citations
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December 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Human skin cells produce proenkephalin, which changes with environmental factors and skin diseases.
75 citations
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June 1999 in “Pediatric Clinics of North America” The document concludes that early recognition and treatment of PCOS in adolescents is crucial for managing symptoms and long-term health risks.
66 citations
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July 2015 in “Journal of Molecular Biology” The document concludes that for hair and feather growth, it's better to target the environment around stem cells than the cells themselves.
65 citations
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February 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” Anti-acne medications may work by reducing the activity of a protein involved in acne development.
64 citations
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August 1999 in “The American journal of medicine” The transscrotal testosterone patch normalizes hormone levels in men with AIDS and weight loss but does not improve weight, body mass, or quality of life.
58 citations
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January 2006 in “Skin Pharmacology and Physiology” High levels of testosterone and 5α-DHT can lead to cell death in cells important for hair growth.
53 citations
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May 2010 in “Journal of Cellular Physiology” Mice without Vitamin D receptors have hair growth problems because of issues in the hedgehog signaling pathway.
47 citations
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January 2021 in “Fertility and Sterility” COVID-19 might affect male fertility, but more research is needed to understand the full impact.
42 citations
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February 1985 in “Journal of the American Academy of Dermatology” Excessive hair growth can be assessed by history, exam, and blood tests, and treated with medication like dexamethasone, birth control pills, and spironolactone.
41 citations
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January 2020 in “Journal of Ovarian Research” Quercetin may help with PCOS symptoms, but more research is needed.
38 citations
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January 2014 in “International Journal of Endocrinology” Adrenal disorders can cause lasting brain and behavior issues in children.
37 citations
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January 2009 in “Sexual Development” Fadrozole and Finasteride change frog sex ratios and cause intersex animals with altered gene expressions.
34 citations
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July 2009 in “Journal of Cell Science” ΔNp63α helps control a protein that stops cancer cells from spreading.
31 citations
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February 2020 in “BioMed Research International” Thai people's hair density decreases with age and varies by scalp area, but hair thickness stays the same regardless of age or scalp area.
30 citations
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December 2001 in “Experimental dermatology” Gonadal hormones significantly affect the severity of alopecia areata in mice.
25 citations
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January 2022 in “Endocrine journal” Long COVID patients may have hormonal imbalances linked to their symptoms.
25 citations
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July 2019 in “Experimental Dermatology” Cholesterol balance is important for hair health, and problems with it can lead to hair loss conditions.
24 citations
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September 2005 in “Journal of Cellular Biochemistry” Retinoids increase steroid sulfatase activity in leukemia cells through RARα/RXR and involves certain pathways like phosphoinositide 3-kinase and ERK-MAP kinase.
24 citations
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November 2016 in “Molecular Medicine Reports” Hormonal imbalances, often indicating conditions like PCOS, are common in women with hard-to-treat acne, and a treatment approach addressing these imbalances may be needed.
22 citations
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November 2007 in “Journal of Investigative Dermatology Symposium Proceedings” Hair growth and health are influenced by stress and hormones.
14 citations
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May 2021 in “Marine Drugs” PDRN, derived from salmon sperm, shows promise in healing wounds, reducing inflammation, and regenerating tissues, but more research is needed to understand its mechanisms and improve its use.
14 citations
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September 2017 in “Clinics in Dermatology” Skin diseases linked to insulin resistance should be managed to prevent diabetes and reduce heart disease risk.
11 citations
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June 2012 in “Human Reproduction Update” The conclusion is that there is a high demand for new contraceptives that provide both pregnancy prevention and protection against STIs, along with additional health benefits.