4 citations
,
October 1988 in “Clinics in Dermatology” Dihydrotestosterone (DHT) is crucial for conditions like male-pattern baldness and acne, and measuring a byproduct, androstanediol glucuronide, is a better way to assess DHT's effects than DHT blood levels.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Different types of PPARγ are found in varying amounts in human skin and its parts, which could affect how skin treatments work.
5 citations
,
May 2025 in “Chemical and Biological Technologies in Agriculture” Humic acids enhance plant growth by improving root development and photobiology.
October 2024 in “Journal of the Endocrine Society” Feminizing hormone therapy increases kidney filtration rate.
October 2024 in “Journal of the Endocrine Society” Gender-affirming hormone therapy affects metabolism differently based on treatment type.
September 2012 in “European journal of psychotraumatology” A new method accurately measures long-term hormone levels in hair.
24 citations
,
January 2019 in “Hormone Research in Paediatrics” Hair cortisol levels in children are influenced by puberty, age, gender, and body mass index.
3 citations
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November 2008 in “Facial Plastic Surgery” Adding hair restoration to a cosmetic surgery practice requires a skilled team and specialized equipment.
May 2025 in “Journal of Craniofacial Surgery Open” High-intensity focused ultrasound improved hair growth in a woman with no side effects.
December 2010 in “TSpace” Activating androgen receptors in muscle can increase muscle mass and reduce fat.
Hedgehog signaling can create new hair follicles but may also cause tumors.
May 2026 in “Open Access CRIS of the University of Bern” GLP-1 receptor agonists can both help and harm hair, so careful monitoring is needed.
12 citations
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August 2015 in “Experimental Dermatology” The mineralocorticoid receptor temporarily affects mouse skin development, but the glucocorticoid receptor has a more lasting impact.
November 2025 in “Journal of Investigative Dermatology” Alpha-MSH affects mitochondrial function, and MC1R mutations may increase skin aging.
12 citations
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May 2003 in “Journal of dermatological science” Hsc70 protein may influence hair growth by responding to androgens.
April 2023 in “Journal of Investigative Dermatology” Ganoderma lucidum extract can potentially reduce stress-induced hair loss by slowing down premature hair aging and removing harmful substances.
March 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” HairTime can predict and adjust human sleep patterns using a hair sample.
49 citations
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March 2004 in “Journal of Investigative Dermatology” The hHa7 gene is regulated by androgens in certain body hair, not scalp hair.
6 citations
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February 2022 in “European journal of endocrinology” The method can measure multiple hormones in women's hair and may help identify hormone-related health issues.
7 citations
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July 2008 in “Experimental Dermatology” The study concluded that a protein important for hair strength is regulated by certain molecular processes and is affected by growth phases.
14 citations
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June 2011 in “Journal of Dermatological Science” TSH influences keratin expression in human hair follicles.
5 citations
,
April 2014 in “International Journal of Pediatric Endocrinology” Prepubertal girls with hypertrichosis have more sensitive androgen receptors, leading to increased body hair growth.
39 citations
,
May 2002 in “Oral Microbiology and Immunology” Testosterone increases cell growth and reduces IL-6 in gum cells.
June 2025 in “Bioinformation” Premature greying of hair in young adults is linked to genetics, lifestyle, and nutrient deficiencies.
25 citations
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May 1994 in “Journal of Investigative Dermatology” Researchers found a new gene, hacl-1, that is active in mouse hair follicles during hair growth and may be important for hair biology.
226 citations
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August 2006 in “Molecular and Cellular Biology” EGF signaling affects gene expression in skin cells, influencing hair growth and potentially cancer.
January 2002 in “Proceedings of The Japanese Society of Animal Models for Human Diseases” Keratin2-6g is crucial for hair follicle development, with mutations causing cell degeneration and vacuolation.
Premature graying of hair is linked to vitamin D and B12 deficiencies, thyroid issues, iron imbalance, stress, and lifestyle habits, and affects quality of life.
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.
March 2024 in “Plant physiology” GLABRA 2 controls ethylene production to help root hair growth during nutrient deficiency.