116 citations
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April 1986 in “The journal of cell biology/The Journal of cell biology” Trichohyalin is a protein in hair follicles that helps form hair filaments.
August 2024 in “Biomolecules & Therapeutics” A new compound, HTPI, promotes hair growth by protecting cells from damage and regulating energy use.
138 citations
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November 1977 in “Biochimica et Biophysica Acta (BBA) - Proteins and Proteomics” February 2020 in “Oxford University Press eBooks” The alpha-helix was confirmed as a key structure in proteins.
108 citations
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October 2003 in “Journal of biological chemistry/The Journal of biological chemistry” Trichohyalin makes hair follicles stronger.
46 citations
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November 1963 in “Journal of Histochemistry & Cytochemistry” Arginine converts to citrulline in hair follicles as proteins harden.
September 2024 in “Journal of the American Academy of Dermatology” PRO-C22 can help diagnose and monitor the severity of hidradenitis suppurativa.
10 citations
,
November 2013 in “Biochemistry and Molecular Biology Education” Keratins are crucial proteins for hair and nails, with a structure that helps teach protein principles.
April 2020 in “International Journal of Cosmetic Science” The study found that minor protein differences between curved and straight Japanese hair are unlikely to significantly affect hair structure.
24 citations
,
November 1997 in “Journal of Biological Chemistry” Mouse high-glycine/tyrosine proteins have distinct patterns in hair follicles, peaking at specific hair cycle days.
5 citations
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January 1997 in “Birkhäuser Basel eBooks” 76 citations
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December 2011 in “Journal of Cell Science” Different keratin types have unique amino acid patterns that are evolutionarily conserved.
161 citations
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June 1993 in “Journal of Biological Chemistry” Trichohyalin helps in hair and skin cell structure and function by binding calcium and linking proteins.
December 2025 in “PubMed” Fish collagen peptide may boost hair growth and health.
2 citations
,
August 1987 in “Analytical Biochemistry” A new method isolated previously undetected hair proteins rich in glycine and tyrosine.
5 citations
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October 2007 in “PubMed” Amino acids in conditioners improve hair strength, hydration, and color retention.
90 citations
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July 1993 in “Journal of Investigative Dermatology”
165 citations
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January 2008 in “Journal of biomaterials science. Polymer ed.” The peptide GHK-Cu helps heal and remodel tissue, improves skin and hair health, and has potential for treating age-related inflammatory diseases.
December 2000 in “日本組織細胞化学会総会プログラムおよび抄録集” January 2009 in “프로그램북(구 초록집)” Panthenol is more effective than hydrolyzed protein at improving hair roughness and reducing breakage.
48 citations
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April 2008 in “Human Molecular Genetics” Progerin affects cell shape but not hair or skin in mice.
16 citations
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June 1992 in “Journal of Investigative Dermatology” 10 citations
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August 2013 in “Experimental Dermatology” Hairless protein and putrescine regulate each other, affecting hair growth and skin balance.
Trichohyalin, a protein from pig tongue, was purified and found to have a filamentous structure.
28 citations
,
December 2011 in “Biocatalysis and biotransformation” PDI helps restore over-bleached hair's strength and structure by attaching special peptides.
15 citations
,
January 1988 Hair follicles have unique proteins that vary by species and are influenced by nutrition.
5 citations
,
February 2021 in “Gels” HYDRO DELUXE BIO hyaluronic acid hydrogel is compatible with skin cells, may reduce inflammation, promote blood vessel growth, and protect against oxidative stress, suggesting it could help revitalize hair follicles.
7 citations
,
February 1998 in “Polymer journal” Keratin structure in hair is stable at pH 5-6 but disrupts between pH 6-7.
GHK-Cu and propolis may help prevent scalp aging and hair loss.
47 citations
,
October 2021 in “Journal of Nanobiotechnology” HPDAlR nanoparticles greatly improve skin wound healing without toxicity.