46 citations
,
November 2007 in “Gene Expression Patterns” Trps1 plays a key role in hair follicle development and cycling.
January 2026 in “JCEM Case Reports” Genetics may play a significant role in gender dysphoria.
1 citations
,
March 2023 in “International journal of rheumatic diseases” Relatives of lupus patients show signs of immune system activity but not full-blown lupus.
20 citations
,
October 2021 in “PLoS ONE” Newborn skin is uniquely prepared to adapt to new environments compared to adult skin.
9 citations
,
January 2017 in “Journal of Clinical and Diagnostic Research” Most pregnant women experience skin changes, mainly increased pigmentation, and some develop pregnancy-related skin conditions and infections.
Gray hair affects hair's movement and appearance, making it less bouncy and more wavy.
6 citations
,
December 2018 in “Australasian Journal of Dermatology” The Trichoscopy Derived Sinclair Scale offers a more accurate and reliable way to measure hair loss severity than the traditional visual method.
1 citations
,
June 2023 in “Psychoneuroendocrinology” Childhood sexual trauma, especially between ages 5-7, is linked to lower cortisol levels in adult hair, suggesting long-term stress response changes.
45 citations
,
May 2003 in “Journal of Cell Science” α3β1-integrin is crucial for maintaining normal hair follicle shape and function but not needed for the development of the surrounding skin.
12 citations
,
January 2019 in “International Journal of Trichology” Trichoscopy is useful for detecting and monitoring androgenetic alopecia.
18 citations
,
January 2013 in “Psychoneuroendocrinology” Neonatal neurosteroid levels affect adult brain function and behavior.
January 2023 in “Our Dermatology Online” Most pregnant women experience skin changes, especially increased pigmentation.
July 2025 in “Indian Journal of Forensic Medicine & Toxicology” DNA phenotyping can predict physical traits like eye, hair, and skin color, improving forensic investigations.
22 citations
,
January 2010 in “Clinical Medicine Insights Endocrinology and Diabetes” Forearm hair has more cortisol than lower leg hair.
November 2025 in “European Journal of Endocrinology” Hair steroid profiling is a feasible, non-invasive alternative to serum analysis for assessing hormone levels and metabolism.
November 2022 in “Journal of Investigative Dermatology” A new tool helps study hair follicle cells to develop better treatments for hair disorders.
47 citations
,
August 2016 in “American Journal Of Pathology” Fibroblast changes in systemic sclerosis may help understand disease severity and treatment.
82 citations
,
May 2009 in “BJCP. British journal of clinical pharmacology/British journal of clinical pharmacology” Caffeine penetrates human skin in lab tests similarly to real-life conditions, but actual skin use is still essential for accurate results.
21 citations
,
May 2023 in “The Journal of Allergy and Clinical Immunology In Practice” Rat skin develops from a single layer to adult-like skin with hair follicles by day 21.
16 citations
,
May 2020 in “Psychoneuroendocrinology” People with Parkinson's disease have higher levels of cortisone in their hair, which may indicate chronic stress hormone dysfunction.
4 citations
,
June 2025 in “JMIR Formative Research” Hair cortisol concentration may reflect some physiological stress but doesn't strongly correlate with perceived stress.
3 citations
,
February 2024 in “Forensic Sciences Research” Mitochondrial DNA from nails and hair can be effectively analyzed for forensic use.
July 2025 in “International Journal of Trichology” Telogen effluvium is a common hair loss condition requiring careful diagnosis and treatment.
July 2024 in “Journal of Investigative Dermatology” Skin hormone levels change significantly after menopause.
September 2022 in “Medical Herald of the South of Russia” Creating evidence-based guidelines for gender incongruence is difficult due to the personalized nature of transgender medicine.
6 citations
,
June 2024 in “Drug Testing and Analysis” Nails could be used to check long-term drug use, but more research is needed.
28 citations
,
May 2015 in “Addiction Biology” Prenatal stress changes how male and female rats enjoy rewards differently, linked to sex hormones.
Cross-section trichometry is an accurate method to measure hair loss and growth.
January 1990 in “Advances in forensic haemogenetics” Human hair protein patterns are inherited genetically.