July 2024 in “Journal of Investigative Dermatology” Human hair follicles have their own thyroid hormone system.
176 citations
,
January 2013 in “Proceedings of the National Academy of Sciences” BMP and Wnt signaling balance controls hair follicle stem cell activity and hair growth.
3 citations
,
January 2019 in “International Journal of Trichology” The balance of thiol-disulfide in women with hair loss is affected but not damaged.
Hair can show daily calcium changes, linked to body calcium levels and influenced by hormones, and can help assess calcium metabolism issues.
32 citations
,
May 1987 in “The Journal of Clinical Endocrinology & Metabolism” Salivary testosterone is a better measure for hirsutism than serum testosterone.
August 1987 in “European journal of endocrinology” The T/SHBG ratio may be a useful marker for androgen activity in women with androgenetic alopecia.
Depressed individuals have higher hair sodium and potassium levels, similar to changes seen in astronauts.
January 2020 in “VCU Scholars Compass (Virginia Commonwealth University)” Sex hormone antibodies can help identify male and female contributors in forensic samples.
5 citations
,
January 2012 in “Psychology” Depression may be linked to changes in body electrolytes and muscle inactivity, similar to effects of weightlessness.
April 2017 in “Journal of Dermatological Science” B cells can both help and hinder the body's defense against melanoma.
August 2024 in “Journal of Biomedical Research & Environmental Sciences” Low SHBG levels are linked to negative health outcomes and should be used in assessing and managing health conditions.
12 citations
,
April 2017 in “Experimental and Therapeutic Medicine” Patients with severe active alopecia areata have lower CD200 expression and an imbalance in their immune system.
November 2024 in “Malaysian Journal of Microbiology” Patients with thyroid disorders show different symptoms and antibody levels.
62 citations
,
June 2015 in “The Journal of Dermatology” People with alopecia areata have more Th17 cells and fewer Treg cells, which may be key to the condition's development.
1 citations
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July 2007 in “Journal of Investigative Dermatology” The mutation causes hairless mice due to mislocalized and dysfunctional HR protein.
22 citations
,
June 1993 in “Calcified Tissue International” Women with hyperandrogenic amenorrhea have similar bone density to healthy women but lower than androgenized women without amenorrhea, and high DHEAS levels might affect bone density.
105 citations
,
September 1995 in “Journal of The American Academy of Dermatology” Recombinant cytokine therapy can cause skin reactions ranging from mild to severe.
January 2026 in “Dermatology and Therapy”
April 2017 in “Our Dermatology Online” A 22-year-old with multiple autoimmune diseases needs a multidisciplinary treatment approach.
PTHrP is important for bone formation and may be targeted for osteoporosis treatment and longevity therapies.
January 2024 in “Wiadomości Lekarskie” Ancient immune and signaling pathways still regulate blood cell development.
November 2025 in “Biological Trace Element Research” Hair mineral analysis doesn't reliably show blood mineral levels but may help track long-term mineral trends.
August 2025 in “Cermin Dunia Kedokteran” Low blood albumin often signals disease-related stress, not poor nutrition, and requires treating the cause and possibly supplementing albumin.
January 2026 in “Scientific Reports” Certain blood cell ratios are higher in kids with alopecia areata and might help predict the disease.
February 2026 in “Biophysical Journal”
January 2020 in “Молодий вчений” B(III) blood type may have higher hemoglobin levels, but stress affects this, and hair iron levels correlate with hemoglobin in some blood types.
1 citations
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October 2025 in “EBioMedicine” Women have a higher DHT/testosterone ratio than men, possibly due to gut bacteria activity.
September 1989 in “PubMed” Genetic response to androgens is key in female pattern baldness, not SHBG levels.
8 citations
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April 2023 in “Dermatology Practical & Conceptual” Certain blood markers, especially MLR, can help diagnose alopecia areata.
February 2025 in “Animals” Hair mineral content can non-invasively monitor yak health and nutrition.