November 2022 in “Journal of the Endocrine Society” Estrogen deficiency can reduce the enzyme activity needed to activate vitamin D.
29 citations
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January 2021 in “Journal of Investigative Dermatology” Fat under the skin releases HGF which helps hair grow and gain color.
November 2023 in “Applied sciences” Pig blood can be used to mass-produce stable, low-cost platelet dry powder for medical use.
6 citations
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April 2017 in “Experimental dermatology” CD80CD86 deficiency causes hair loss by disrupting regulatory T cells.
June 2020 in “Aesthetic Surgery Journal” Estradiol-rich plasma can increase hair density faster and more effectively in male pattern baldness treatment than regular plasma.
5 citations
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July 2010 in “Journal of life sciences” Gray hair has more continuous medullation and a higher medullary diameter than black hair.
January 2004 in “Linchuang pifuke zazhi” Black hairs have more pigment-related genes, while gray hairs have more keratin-related genes.
27 citations
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April 2005 in “Journal of Chemotherapy” Some patients may experience temporary total hair loss from hepatitis C treatment with PEG-interferon and ribavirin.
September 2016 in “Journal of Dermatological Science” A gene mutation worsens skin irritation in mice due to a lack of certain fats.
19 citations
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December 2015 in “European Journal of Human Genetics” A rare ITGB6 gene variant causes intellectual disability, hair loss, and dental issues.
3 citations
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January 1992 in “Gynecological Endocrinology” 3α, 17β-androstanediol-glucuronide is not a useful marker for androgen excess but may help monitor certain treatments.
5 citations
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October 1988 in “Diabetes Research and Clinical Practice” Hair glycation can indicate long-term blood sugar trends in diabetics.
February 2026 in “Psychoneuroendocrinology” Hair cortisol concentration partly reflects HPA axis regulation but doesn't capture all its complexities.
4 citations
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December 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Human scalp hair follicles can produce hormones and have a system similar to a brain-body communication network.
1 citations
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January 2019 in “Skin appendage disorders” A woman's sudden hair loss three years after a bone marrow transplant was a sign of chronic graft-versus-host disease but improved with treatment.
4 citations
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August 2007 in “PubMed” A woman lost all her body hair after hepatitis C treatment, but it started to grow back a year after stopping the treatment.
Lower postoperative hematocrit levels increase the risk of death within 28 days after coronary artery bypass surgery.
October 2024 in “Journal of the Endocrine Society” A rare genetic mutation causes resistance to vitamin D, leading to severe rickets and requires high doses of calcium and vitamin D for management.
August 2021 in “BMJ Case Reports” A woman with lupus had blood cell destruction, treated successfully with medication.
February 2019 in “Obstetrics and gynaecology cases - reviews” Women with excessive hair growth tend to have shorter index and ring fingers compared to others.
4 citations
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May 2024 in “Steroids” The method accurately measures sex hormones in human plasma but can have small errors.
4 citations
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January 2005 Low iron levels are linked to hair loss in adult women.
December 2025 in “Plastic & Reconstructive Surgery” The treatment effectively reduces hair loss and improves hair growth with minimal side effects.
October 2021 in “International Journal of Research in Dermatology” People with alopecia areata often have low vitamin D levels, which may worsen their hair loss.
January 1994 in “中医杂志:英文版” Hair trace element levels can guide new treatments for aplastic anemia.
July 2024 in “Journal of Investigative Dermatology” Human hair follicles have their own thyroid hormone system.
July 1993 in “学術講演梗概集. A, 材料施工,防火,海洋,情報システム技術” Evaluate prolactin levels with androgen and thyroid tests to rule out endocrine issues in patients with SAHA syndrome symptoms.
May 2013 in “DOAJ (DOAJ: Directory of Open Access Journals)” Women with hair loss have higher free testosterone levels.
7 citations
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March 2022 in “The FASEB journal” Adult mice with CBS deficiency show minimal health issues and normal lifespan despite high homocysteine levels.