January 2025 in “International Journal of Cosmetic Science” This study found that citric acid treatment can significantly improve the structural integrity and mechanical properties of chemically treated hair, reducing damage by increasing keratin crosslinking density and decreasing crystallized calcium soaps, with varying effectiveness depending on the type of chemical treatment.
31 citations
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December 2002 in “Biochimica et biophysica acta. G, General subjects/Biochimica et biophysica acta. General subjects (Online)” This study identified two types of calcium in human scalp hair, with one type highly variable between individuals, potentially impacting the analysis of environmental and medical factors related to hair calcium.
January 2021 in “Middle East journal of applied sciences” This article discusses the widespread issue of zinc deficiency affecting plant, animal, and human health, and reports no new clinical results; the authors emphasize the need for adequate zinc availability in agriculture and nutrition.
June 2021 in “Research Square (Research Square)” This study found that dyed chitin nanofibers maintain color and mechanical properties when reinforcing resins, allowing color addition and strength improvement while retaining transparency.
30 citations
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October 2020 in “Nature Communications” This study provides the first crystal structure of the human SRD5A2 enzyme, revealing key insights into its function and inhibition which may aid future drug development.