A new system for classifying curly hair types using precise measurements can improve hair care products and cultural inclusion.
New methods to classify curly hair types were developed based on shape and strength.
11 citations,
February 2018 in “Amino acids” Copper and iron cause keratin damage in hair by converting methionine to homocysteine.
5 citations,
March 2012 in “Microscopy Research and Technique” UVB radiation changes the chemical makeup and dries out human hair but doesn't alter its appearance or texture.
30 citations,
April 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
10 citations,
May 2020 in “Journal of proteome research” Explosions don't stop hair proteins from being used to identify people.
January 2022 in “Bio web of conferences/BIO web of conferences” The conclusion is that normal trace element levels in newborn calves' hair are between the 25th and 75th percentiles, and levels outside this may indicate diselementosis.
May 2024 in “Proteome science” Bleaching damages hair by reducing the quality of keratin and keratin-associated proteins.
8 citations,
January 2020 in “PeerJ” Alopecia Areata causes significant structural and compositional changes in hair.
3 citations,
May 2022 in “Clinical endocrinology” Hair steroid measurement is an effective method to diagnose and monitor CAH in developing countries.
32 citations,
January 2017 in “Physiology & Behavior” New hair growth corticosterone levels are higher in diabetic mice, indicating long-term stress.
12 citations,
January 2020 in “Analyst” Researchers found markers that can tell if hair has been bleached, which could improve hair test accuracy.
3 citations,
November 2021 in “Applied Microscopy” Hair microscopy is a simple and cost-effective method to help diagnose systemic diseases in children.
3 citations,
November 2021 in “Stress” Girls had higher stress hormone levels during school due to social and emotional issues, while boys had higher overall hormone levels with slight changes when school started.
2 citations,
July 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Autophagy changes the protein makeup of hair.
2 citations,
May 2022 in “Diagnostics” Vitamin D levels in hair don't match those in blood, so hair isn't a reliable indicator of Vitamin D status.
November 2024 in “Journal of Functional Foods” AP collagen peptides improve hair elasticity and gloss.
September 2024 in “Journal of Investigative Dermatology” A new tool can analyze hair to detect changes due to hormones, genetics, and aging.
October 2023 in “Current Issues in Molecular Biology” The YH complex, made from Astragalus membranaceus and Cinnamomum cassia, may help treat hair loss by promoting hair growth and follicle development.
December 2021 in “Cosmetics” 7 citations,
April 2022 in “Journal of pharmaceutical and biomedical analysis” The method can measure multiple steroids in human hair to study long-term steroid metabolism, especially in newborns and children.
5 citations,
January 2021 in “PeerJ” Elephant tail-hair can show past stress levels, matching times when stressful events happened.
4 citations,
November 2020 in “BMC Dermatology” Researchers identified genes in scalp hair follicles that may affect hair traits and hair loss.
2 citations,
December 2021 in “Scientific reports” Scalp hair sweating is a significant predictor of hair cortisol levels.
11 citations,
January 1987 in “Electrophoresis” Keratin proteins are consistent across different hair types from the same person.
4 citations,
November 2017 in “Journal of Cosmetic Dermatology” Certain polymers can stick to hair and increase volume, working best at a pH of 7 to 9.
3 citations,
January 2018 in “International Journal of Cosmetic Science” Hair stiffness increased by 13.2% after caffeine treatment, validating the Stiffness-Angle Law as an effective measurement method.
June 2024 in “International journal of nanomedicine” Azelaic acid micro/nanocrystals, especially with ultrasound and salicylic acid, greatly improve acne treatment.
May 2017 in “Journal of microscopy and ultrastructure” Water quality affects mineral content in hair, and coconut oil can protect against damage.
5 citations,
March 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Dynamic, light touch is sensed through a common mechanism involving Piezo2 channels in sensory axons.