12 citations
,
February 2019 in “Skin research and technology” White hair has less lipid content and absorbs water differently than brown hair.
15 citations
,
August 2020 in “Analytical chemistry” Hair lipids do not protect against humidity.
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.
2 citations
,
February 2023 in “International journal of molecular sciences” Body hairs can be used in forensic science and toxicology like scalp hair.
7 citations
,
July 2017 in “Omics” The study developed a method to analyze ancient hair proteins using very small samples.
40 citations
,
May 2016 in “Proceedings of the National Academy of Sciences of the United States of America” Changes in keratin make hair follicles stiffer.
7 citations
,
March 2019 in “Journal of cosmetic dermatology” African hair has the most lipids, while Caucasian hair is more hydrated and stronger.
April 2024 in “AAPS PharmSciTech” New microneedle method improves hair regrowth treatment delivery.
7 citations
,
April 2018 in “Cosmetics” Lipids in Japanese hair help maintain glossiness and structure.
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.
4 citations
,
November 2017 in “Journal of Cosmetic Dermatology” Certain polymers can stick to hair and increase volume, working best at a pH of 7 to 9.
1 citations
,
January 2023 in “International journal of all research education and scientific methods” Hair analysis is better than urine and blood for detecting past drug use.
211 citations
,
June 2012 The skin is a complex barrier for drug penetration, but understanding its structure and interactions can improve drug delivery methods.
42 citations
,
January 2011 in “Journal of Biomedical Optics” Infrared and Raman imaging can non-destructively analyze hair structure and help diagnose hair conditions.
January 2024 in “Molecules (Basel. Online)” Juglone from walnut extracts may help repair damaged hair.
Human hair can almost fully recover its structure within about 1,000 minutes after being stretched.
44 citations
,
February 2016 in “Science” Researchers developed a new type of memory using antiferromagnets that is stable, not disrupted by magnets, and works at room temperature.
22 citations
,
October 2019 in “Environmental research” Pseudomonas sp. T5-6-I bacteria increase selenium uptake in Brassica oleracea plants by 130%.
85 citations
,
September 2013 in “International Journal of Molecular Sciences” Keratin 15 is not a reliable sole marker for identifying epidermal stem cells because it's found in various cell types.
6 citations
,
January 2012 in “Breast cancer” Breast cancer may be detectable through changes in scalp hair lipids.
84 citations
,
April 2015 in “Cosmetics” Hair dyes vary in how long they last and how deeply they penetrate hair.
24 citations
,
November 2015 in “Scientific reports” Human hair has a new region with ordered filaments and the cuticle contains β-keratin sheets.
8 citations
,
January 2016 in “Journal of fiber science and technology” Bleaching hair increases cysteic acid levels in a predictable way.
July 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The structure of SRD5A reveals how it reduces steroids, aiding drug design for related health conditions.
52 citations
,
February 2014 in “European Journal of Pharmaceutical Sciences” Chitosan-decorated polymersomes improve finasteride delivery for hair loss treatment.
47 citations
,
July 2009 in “Journal of Biological Chemistry” Finasteride helps treat hair loss and prostate enlargement by blocking a specific enzyme.
34 citations
,
October 2007 in “International Journal of Dermatology” The most common causes of hair loss in children in South-East Nigeria are fungal infections and alopecia areata.
30 citations
,
May 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
13 citations
,
November 2012 in “International Journal of Dermatology” Curly hair breaks more easily, especially with chemical treatments, but simpler grooming reduces breakage.
3 citations
,
September 2020 in “Synthetic and Systems Biotechnology” Scientists improved an enzyme to better produce a hair growth-promoting chemical from an immunosuppressant.