Diphenyl cresyl phosphate has low toxicity but can harm the liver, kidneys, adrenal glands, and testicles at high doses.
53 citations
,
July 2016 in “Cosmetics” Future hair cosmetics will be safer and more effective.
16 citations
,
January 2019 in “Aging” Lack of functional CYLD in mice leads to early aging and cancer.
5 citations
,
August 2025 in “Journal of Radiation Research” Understanding skin reactions to radiation has improved, helping to reduce injuries and prevent skin cancer.
1 citations
,
December 2023 Hair grows in cycles and changes with age, starting from fetal development.
February 2026 in “Frontiers in Immunology” Skin diseases like acne and psoriasis are linked to stress, gut health, and inflammation, with new treatments focusing on gut and mind-body approaches.
February 2025 in “International Journal of Cosmetic Science” Protein carbonylation is a sensitive marker for oxidative damage in hair, especially from light exposure.
January 2025 in “BMC Genomics” Long non-coding RNAs help regulate wool fineness in Gansu alpine fine-wool sheep.
December 2023 in “Animals” The study mapped yak skin cells to understand hair growth better.
Skin stem cells in hair follicles are important for touch sensation.
Hair follicle stem cells are crucial for touch sensation and proper nerve structure in mice.
7 citations
,
December 2011 in “Annals of anatomy” Involucrin helps strengthen the inner parts of human hair.
87 citations
,
July 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” Human beard hair medulla contains a unique and complex mix of keratins not found in other human tissues.
60 citations
,
December 2003 in “Journal of Investigative Dermatology” K6hf is found in specific parts of hair follicles, nails, and tongue, and is linked to hair growth and structure.
31 citations
,
December 2002 in “Biochimica et biophysica acta. G, General subjects/Biochimica et biophysica acta. General subjects (Online)” The research found two types of calcium in human hair, one that varies among individuals and another that is consistent across people.
18 citations
,
August 2014 in “Lipids” Human hair has more unsaturated fats inside than on the surface, and certain lipids may help bind the outer and inner layers together.
39 citations
,
February 1990 in “The journal of cell biology/The Journal of cell biology” Trichohyalin, a hair follicle protein, has a part with repeating patterns of 23 amino acids.
October 2024 in “BMC Genomics” Understanding hair follicle development can help improve cashmere quality.
Trichohyalin, a protein from pig tongue, was purified and found to have a filamentous structure.
70 citations
,
February 2007 in “Journal of Investigative Dermatology” K39 and K40 are the last keratins expressed in hair development, completing the hair keratin catalog.
2 citations
,
March 2018 in “ACS Sustainable Chemistry & Engineering” Heating human hair creates hollow microtubes with smooth surfaces.
70 citations
,
December 2004 in “Differentiation” The study identified and characterized new keratin genes linked to hair follicles and epithelial tissues.
10 citations
,
November 2017 in “Advances in Dermatology and Allergology” Scalp involvement in pemphigus means the disease is more severe and harder to treat.
Different androgen concentrations affect wool-related gene expression differently in Hetian and Karakul sheep breeds.
11 citations
,
April 1993 in “PubMed” Human hair cells can change based on their environment, especially interactions with certain skin cells.
42 citations
,
June 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” PAI-2 helps in the maturation and protection of hair and nail cells.
1 citations
,
January 2018 in “Indian dermatology online journal” The girl has both monilethrix and Type 1 diabetes, but no link between the two conditions is known.
4 citations
,
January 2019 in “Micron” Fetal hair follicles have melanocytes with melanosomes at different stages, which are broken down into pigment particles in keratinocytes.
2 citations
,
May 2019 in “Small ruminant research” Mutations in specific llama genes may affect fiber quality for textiles.
48 citations
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May 1991 in “The journal of investigative dermatology/Journal of investigative dermatology” Trichohyalin is also found in the outer layers of normal human skin.