May 2026 in “Brazilian Journal of Hair Health” Bleaching damages hair the most, while dyes improve combability but still cause protein loss.
May 2026 in “International Journal of Cosmetic Science” Ozonated water damages hair structure and proteins.
Activating certain hair follicle cells could prevent hair loss from cancer treatments.
Boosting certain cell signals can prevent hair loss from chemotherapy and radiation.
January 2007 in “Sen'i Gakkaishi” Mf-rich hair degrades more than Ma-rich hair, especially with Proteinase K.
January 2004 in “Linchuang pifuke zazhi” Black hairs have more pigment-related genes, while gray hairs have more keratin-related genes.
January 2026 in “International Journal of Biological Macromolecules” Small KP peptide improves hair without reducing agents, while larger proteins need them for better results.
September 2019 in “Journal of Investigative Dermatology” Scientists used stem cells to create a model of the skin disease Epidermolysis Bullosa simplex, which helped them understand its molecular mechanisms and could aid in finding treatments.
Use gentle products and nourishing masks to keep thin hair strong and voluminous.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Skin organoids with NCSTN mutation show changes in hair follicle development and higher inflammation, key features of Hidradenitis Suppurativa.
October 2015 in “Cosmetic Dermatology” Hair is complex, varies in type, and plays a big role in attractiveness and culture.
199 citations
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January 2004 in “The International Journal of Developmental Biology” Hair follicle growth and development are controlled by specific genes and molecular signals.
59 citations
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September 2007 in “Biochemical and Biophysical Research Communications” The TRPV3 gene mutation affects hair growth by keeping mice in the growth phase longer, which could help treat hair loss.
48 citations
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair growth is controlled by specific gene clusters and proteins, and cysteine affects hair gene expression in sheep.
30 citations
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August 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” TGase 3 helps build hair structure by forming strong bonds between proteins.
22 citations
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April 2020 in “Scientific reports” Changthangi goats have specific genes that help produce Pashmina wool.
17 citations
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October 2017 in “Scientific reports” Fine wool sheep have more genes for wool quality, while coarse wool sheep have more for skin and muscle traits.
13 citations
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March 2019 in “Journal of cosmetic dermatology” Heat damages hair, with Asian hair losing more protein than Caucasian hair.
12 citations
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September 2018 in “Naturwissenschaften” Melatonin treatment increases a specific RNA in goat cells that boosts cashmere growth.
9 citations
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January 1989 in “Sen'i Gakkaishi” Wool and hair fibers absorb moisture similarly due to their keratin structure, with the amount of non-crystalline areas affecting the moisture uptake.
7 citations
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May 2022 in “PLOS ONE” Certain genes and pathways are linked to the production of finer and denser wool in Hetian sheep.
6 citations
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April 2022 in “Frontiers in cell and developmental biology” The research identified key proteins and genes that may influence wool bending in goats.
6 citations
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April 1989 in “Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms” Sulphur in hair follicles increases from the bulb and then levels off, while other elements vary in distribution.
4 citations
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December 2018 in “Macedonian Journal of Chemistry and Chemical Engineering” A new method accurately measures amino acids in treated hair, showing bleaching reduces amino acids while protein treatments increase them.
4 citations
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September 2016 in “World Rabbit Science” High wool density in Rex rabbits is linked to specific gene activity affecting hair follicle development.
December 2025 in “Rapid Communications in Mass Spectrometry” Pepsin digestion improves accuracy in analyzing proteins in human hair.
May 2024 in “Proteome science” Bleaching damages hair by reducing the quality of keratin and keratin-associated proteins.
May 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” KAP-depleted hair causes less immune response and is more biocompatible for implants.
November 2023 in “BMC genomics” The study concluded that the arachidonic acid pathway and the protein KRT79 play a role in determining the fineness of cashmere.
January 2017 in “Clinical approaches and procedures in cosmetic dermatology” Cosmetic procedures can harm hair, but damage can be minimized with knowledge and care; however, once hair is damaged, it cannot be reliably repaired.