174 citations
,
April 2005 in “The American journal of pathology (Print)” Capsaicin, found in chili peppers, can slow down hair growth by affecting skin cells and hair follicles.
2 citations
,
September 2004 in “Experimental Dermatology” VR1 signaling can inhibit hair growth by affecting cell processes and increasing hair growth inhibitors.
5 citations
,
January 2021 in “Frontiers in cell and developmental biology” Skin cysts might help advance stem cell treatments to repair skin.
October 2025 in “Journal of the Endocrine Society” Methimazole can cause severe low platelet count in Graves' disease patients, so monitoring and alternative treatments are important.
22 citations
,
May 2021 in “Nature Communications” Tissue stiffness affects hair follicle regeneration, and Twist1 is a key regulator.
June 2025 in “International Journal of Molecular Sciences” Targeting EMT and fibrotic remodeling may help treat androgenetic alopecia.
April 2021 in “Journal of Investigative Dermatology” Bacteria can help skin regenerate through a process called IL-1β signaling.
July 2016 in “Journal of Investigative Dermatology” Balding scalps show different gene expressions affecting hair growth compared to non-balding scalps.
January 1961 in “The Journal of Anthropological Society of Nippon” Hair form in mixed-blood families varies due to hereditary twist-knots and pigment formation.
23 citations
,
July 1994 in “Journal of Dermatological Science” Pili torti hair twists due to uneven outer root sheath cell development.
55 citations
,
February 2014 in “Journal of Structural Biology” Human hair has a complex, variable structure with a consistent matrix and double-twist pattern.
1 citations
,
March 2005 in “International Journal of Cosmetic Science” Twisting hair weakens it, but strength can be recovered at low twist levels.
346 citations
,
April 2020 in “Frontiers in Oncology” EMT and metabolic pathways help cancer cells resist treatment and spread.
22 citations
,
January 1985 Water makes hair more flexible, especially the outer layer.
2 citations
,
May 2022 in “International journal of trichology” Plica neuropathica is a tangled hair condition that may be caused by hair damage or psychiatric issues and is treated by cutting the hair and addressing mental health.
86 citations
,
October 2005 in “Experimental Dermatology” The Foxn1 gene mutation causes hairlessness and immune system issues, and understanding it could lead to hair growth disorder treatments.
44 citations
,
June 2018 in “Journal of Visualized Experiments” A culturally sensitive method was developed to collect hair samples from African Americans for stress analysis.
36 citations
,
August 2018 in “Dermatologic Clinics” Trichoscopy is a useful tool for diagnosing hair disorders without pulling out hair.
28 citations
,
January 1985 in “Journal of the American Academy of Dermatology” A girl with citrullinemia developed pili torti, suggesting a link between the hair condition and the metabolic disorder.
1 citations
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August 2022 in “Pigment Cell & Melanoma Research” New mouse models help study melanocytic cells for melanoma research.
September 2016 in “Journal of Dermatological Science” Björnstad syndrome causes twisted hair from birth.
February 2019 in “PubMed” The research found that twisting hair fibers can show changes in stiffness and damage, and help tell apart different hair treatments.
20 citations
,
May 2011 in “Journal of Clinical Investigation” The study created a mouse model to mimic degenerative diseases for testing tissue repair and new therapies.
16 citations
,
June 2005 in “Clinical and Experimental Dermatology” Twisted hair is rare in severe anorexia nervosa, found in only 2 out of 30 patients.
16 citations
,
January 2017 in “Physical chemistry chemical physics/PCCP. Physical chemistry chemical physics” The 3D structure of a key hair protein was modeled, revealing specific helical structures and stabilization features.
92 citations
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December 2012 in “Current opinion in genetics & development” Turing patterns are now recognized as important in developmental biology.
1 citations
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January 2017 in “Science” A new method was developed to create complex molecular knots using iron ions.
December 2025 in “Brazilian Journal of Hair Health” The Spiral Model helps understand hair growth changes with age and identify hair problems early.
April 2021 in “Journal of Investigative Dermatology” A deep learning model was developed to help diagnose trichothiodystrophy by analyzing hair patterns.
85 citations
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October 2007 in “International Journal of Dermatology” Curly hair shape is due to uneven growth patterns in the hair follicle.