42 citations,
January 2011 in “Journal of Biomedical Optics” Infrared and Raman imaging can non-destructively analyze hair structure and help diagnose hair conditions.
4 citations,
June 2016 in “PubMed” Repeated dyeing and shampooing cause hair color loss and damage.
1 citations,
December 2018 in “IntechOpen eBooks” Human hair shows promise for non-invasive medical testing, but more research is needed to standardize its use.
3 citations,
January 2018 in “International Journal of Cosmetic Science” Hair stiffness increased by 13.2% after caffeine treatment, validating the Stiffness-Angle Law as an effective measurement method.
47 citations,
February 2014 in “Aaps Pharmscitech” Improved hair loss treatment using special particles and surfactants.
5 citations,
June 2019 in “Dermatopathology” Histopathology is not reliable for detecting early fibrosis in traction alopecia or for showing how severe it is.
353 citations,
July 2015 in “Molecular immunology” Porcine skin is very similar to human skin, making it a useful model for research.
July 2024 in “Clinical Cosmetic and Investigational Dermatology” Non-drug therapies show promise for hair regrowth but need more research.
25 citations,
May 2019 in “Heliyon” Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.
21 citations,
March 2017 in “Skin research and technology” Removing external lipids from hair reduces moisture and increases strength, while removing internal lipids decreases water permeability.
2 citations,
July 2023 in “Cosmetics” Surfactants in shampoos and conditioners remove some but not all lipids from hair, and more research is needed to understand their full impact.
January 2024 in “Journal of Material Cycles and Waste Management” Adding human hair to cement can make it tougher and better insulated but also more porous.
15 citations,
August 2020 in “Analytical chemistry” Hair lipids do not protect against humidity.
8 citations,
July 2012 in “Annals of biomedical engineering” Hair absorbs molecules differently based on their size, charge, and love for water, and less at higher pH; this can help make better hair products.
Human hair keratins can be turned into useful 3D biomedical scaffolds through a freeze-thaw process.
January 2024 in “Molecules (Basel. Online)” Juglone from walnut extracts may help repair damaged hair.
2 citations,
November 2018 in “International Journal of Cosmetic Science” Chamomile extract can protect hair from damage caused by light.
September 2022 in “Cosmetics” January 2024 in “Materials chemistry frontiers (Online)” New near-infrared OLED emitters are more efficient, especially platinum(II) complexes, and have promising applications like hair growth treatment.
1 citations,
December 2014 in “Scanning” Multiphoton microscopy effectively images rabbit skin structures in detail without staining and shows differences from human skin.
58 citations,
November 2013 in “Journal of Innovative Optical Health Sciences” Multiphoton microscopy is a promising tool for detailed skin imaging and could improve patient care if its challenges are addressed.
13 citations,
January 2017 in “Cosmetics” Different tests are used to see how hair care products affect hair, and choosing the right test is important for accurate results.
September 2023 in “Biomedical Optics Express” New imaging techniques show testosterone delays hair growth and shrinks follicles in mice, but have limited depth for viewing.
OCT can effectively screen and diagnose various medical conditions non-invasively.
14 citations,
November 2019 in “Materials” Diamond nanoparticles can penetrate skin and reach hair follicles, useful for imaging applications.
3 citations,
April 2011 in “Microscopy research and technique” Teratoma hair is similar to scalp hair but has a rougher surface and lower adhesive force.
33 citations,
October 2016 in “European Journal of Pharmaceutical Sciences” Effervescent formulations may improve minoxidil delivery, increasing effectiveness and reducing applications needed.
316 citations,
June 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” Microspheres about 1.5 micrometers in size can best penetrate hair follicles, potentially reaching important stem cells.
The skin is a complex barrier for drug penetration, but understanding its structure and interactions can improve drug delivery methods.
59 citations,
July 2015 in “Journal of innovative optical health sciences/Journal of innovation in optical health science” Nanoparticles around 600-700 nm can effectively enter and stay in hair follicles for days, which may help in delivering drugs to specific cells.