28 citations
,
October 2011 in “International Journal of Molecular Medicine” Adenosine helps hair grow longer and stronger by boosting certain growth factors and signaling pathways.
10 citations
,
January 2001 in “ACTA HISTOCHEMICA ET CYTOCHEMICA” Lysosomal proteases and cytoplasmic enzymes help hair follicle cells develop and differentiate.
5 citations
,
January 2003 in “Oilseeds and fats, crops and lipids/OCL. Oilseeds & fats crops and lipids” Vegetable protein lowers cholesterol and protein deficiency can cause health issues.
June 2021 in “Journal of emerging technologies and innovative research” Onion and Aloe vera can help protect hair from damage caused by hair dyes.
17 citations
,
December 2002 in “Biochemical and biophysical research communications” Scientists found out how a specific protein in human hair cuticles behaves and is structured.
February 2024 in “International Journal of Health and Pharmaceutical” Black rice extract ointment significantly promotes hair growth in Wistar rats.
November 2023 in “Borneo Journal of Pharmacy” Sappan wood hair tonic helps protect and repair damaged hair.
January 2024 in “Advances in health sciences research/Advances in Health Sciences Research” Sweet potato leaf extract can effectively treat dandruff.
56 citations
,
October 2007 in “Journal of Biological Chemistry” Cathepsin L is essential for heart health and its absence causes heart problems and hair loss.
113 citations
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June 2010 in “Biological Chemistry” Cathepsin L deficiency causes large, abnormal cell structures and health issues in mice.
38 citations
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October 2011 in “Analytical biochemistry” Hair proteins have weak spots in their α-helical segments.
5 citations
,
July 2014 in “Acta Crystallographica Section D-biological Crystallography” Mutations in the enzyme don't significantly change how it binds to its specific substances.
19 citations
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March 1961 in “Nature” A fatty acid/protein complex in human hair helps protect it from damage.
13 citations
,
March 2006 in “International Journal of Cosmetic Science” The study found that a polymer treatment changes the charge on hair surfaces, making bleached hair smoother and less porous.
12 citations
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August 1984 in “Genetics Research” The N gene affects the protein makeup of mouse hair.
6 citations
,
October 2016 Understanding how keratin structures in hair are arranged and interact is key for creating methods to extract and purify them.
5 citations
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January 2017 in “Elsevier eBooks” The document concludes that cosmetics need biocompatible, eco-friendly ingredients due to aging populations and demand for effective products.
June 2017 in “University of the Arts London Research Online (University of the Arts London)” Polymers help reduce damage and improve bleached hair when used during or after bleaching.
57 citations
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August 2002 in “American Journal Of Pathology” Cathepsin L deficiency causes hair and skin issues in mice.
36 citations
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October 2014 in “Langmuir” Bleaching hair removes its protective top layer and exposes more hydrophilic groups, changing its chemical surface and affecting how it interacts with products.
11 citations
,
January 1997 in “Journal of Dermatological Science” A new protein linked to hair strength was identified, aiding in understanding brittle hair conditions.
191 citations
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November 1959 in “Annals of the New York Academy of Sciences” Hair and wool have complex microscopic structures with microfibrils and varying cystine content.
40 citations
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April 1999 in “Journal of Histochemistry & Cytochemistry” S100A3 protein is mainly found in specific parts of human hair cells.
26 citations
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September 1990 in “Ophthalmology” The study found no common cause for a girl's crystalline cataract and uncombable hair, suggesting their co-occurrence might be coincidental.
25 citations
,
December 2011 in “Surface and interface analysis” Bleaching hair causes significant damage by breaking down proteins and fatty acids.
21 citations
,
December 2011 in “Chungara” Mummy hair's chemical composition may not accurately show ancient people's health due to environmental contamination.
20 citations
,
July 1988 in “Clinics in dermatology” Thioglycolate lotions are the most popular method for permanent waving and hair straightening.
15 citations
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October 1970 in “Archives of disease in childhood” Hair amino acid levels can indicate metabolic disorders.
14 citations
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November 2015 in “Annals of the New York Academy of Sciences” Changing the diet of mice lacking the enzyme CBS can affect symptoms related to the genetic condition.
8 citations
,
January 2009 in “Transactions of the Materials Research Society of Japan” Water-soluble wool keratin can protect human hair from damage during treatments.