25 citations
,
March 2002 in “Scanning” Confocal microscopy is better than scanning electron microscopy for studying hair in its natural state and understanding hair products' effects.
71 citations
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May 2007 in “The FASEB journal” Human hair follicles produce and respond to erythropoietin, helping protect against stress.
April 2020 in “Journal of the Endocrine Society” Hair cortisol measurement can help diagnose and monitor Cushing’s disease.
4 citations
,
October 2024 in “Heliyon” CYP154C7 enzyme can effectively modify steroids and is promising for commercial use.
1 citations
,
November 1994 in “JAMA” The document praises a resource on hair growth disorders and recognizes a reference on blood diseases' molecular aspects as authoritative.
5 citations
,
March 2017 in “Molecular biology of the cell” Different parts of cells interact at specific areas to control cell functions like energy production and fat storage.
January 1986 in “Journal of Steroid Biochemistry” Women with severe acne, hirsutism, and androgenic alopecia often have higher levels of certain androgens, but the specific pattern can't be predicted just by looking at symptoms.
1 citations
,
June 1938 in “New England journal of medicine/The New England journal of medicine” Hair analysis can offer clues about a person, but individual differences limit making precise identifications.
14 citations
,
March 1987 in “Journal of Investigative Dermatology” 14 citations
,
July 1994 in “Journal of Investigative Dermatology” 7 citations
,
January 1986 in “Prenatal Diagnosis” Fetal skin biopsy can help diagnose protein-related disorders before birth.
24 citations
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May 2006 in “Proceedings of the National Academy of Sciences of the United States of America” Budesonide and N-acetylcysteine reduced tumors and alopecia in mice, regardless of FHIT gene status.
February 2026 in “Molecules” A new method can quickly and accurately measure tobacco exposure and stress using a small hair sample.
3 citations
,
May 1990 in “Journal of Steroid Biochemistry” Some women with excess hair growth have a hormone condition that can't be diagnosed by blood or urine tests alone.
10 citations
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September 2020 in “Metabolites” Hair color and length affect metabolite profiles in hair, so they should be considered in hair analysis.
14 citations
,
May 2017 in “Cell metabolism” Paneth cells and intestinal stem cells work together metabolically for stem cell function and regeneration.
April 2019 in “Advances in integrative medicine” HST and HST/F promote hair growth and may help treat alopecia.
10 citations
,
November 2018 in “Developmental Psychobiology” Hair can effectively measure DHEA and testosterone levels in children.
July 2019 in “Journal of The American Academy of Dermatology” Lab tests for female hair loss have unclear usefulness; consider based on symptoms.
October 2009 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Researchers developed a method to label and study human hair follicle stem cells using a fluorescent protein.
20 citations
,
August 2014 in “Talanta” The method effectively measures drug impact on DHT levels in prostate treatments.
7 citations
,
June 2021 in “Amino acids” Human hair protein modifications could potentially indicate heart disease risk.
5 citations
,
April 2021 in “Journal of Endocrinological Investigation” Higher DHT levels are linked to fewer hypogonadism symptoms in men with normal testosterone levels.
4 citations
,
April 1986 in “Cancer Letters” GSH-T levels in hair follicles are similar in smokers and non-smokers and don't increase with certain treatments.
19 citations
,
March 1998 in “Microchimica Acta” September 1976 in “PubMed” Hirsutism is excessive male-pattern hair growth mainly caused by ovarian hormones, and severe cases may require costly treatment with side effects.
May 2022 in “Experimental dermatology” Trichothiodystrophy hair is structurally abnormal with protein and organization issues.
122 citations
,
January 2006 in “Molecular & Cellular Proteomics” Human hair contains many proteins, with some being highly abundant and modified.
October 2022 in “International Journal of Research in Dermatology” Hormonal imbalances contribute to female hair loss, and trichoscopy is a useful diagnostic tool.
23 citations
,
January 2008 in “Skin Pharmacology and Physiology” Optical coherent tomography can effectively detect steroid use by analyzing hair changes.