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.
36 citations,
October 2014 in “Langmuir” Bleaching hair removes its protective top layer and exposes more hydrophilic groups, changing its chemical surface and affecting how it interacts with products.
10 citations,
December 2021 in “Frontiers in cell and developmental biology” The research identified genes that explain why some sheep have curly wool and others have straight wool.
February 2019 in “PubMed” Gray hair affects hair's movement and appearance, making it less bouncy and more wavy.
208 citations,
January 2013 in “Lab on a Chip” The Multi-Organ-Chip improves the growth and quality of skin and hair in the lab, potentially replacing animal testing.
11 citations,
February 2019 in “Frontiers in Physiology” Hair properties are interconnected; a comprehensive, cross-disciplinary approach is essential for understanding hair behavior.
1 citations,
December 2023 in “Scientific reports” 3D microenvironments in microwells improve hair follicle stem cell behavior and hair regeneration.
April 2018 in “Journal of Investigative Dermatology” The study found that p63 needs signals from morphogens to help skin cells differentiate properly.
41 citations,
May 2018 in “Nutrition and healthy aging” Skin aging is largely due to differences in stiffness and elasticity between skin layers, leading to wrinkles.
January 2024 in “Seven Editora eBooks” Different techniques measure hair properties to ensure cosmetic products work.
January 2018 in “Stem cell biology and regenerative medicine” The conclusion is that the nuclear lamina and LINC complex in skin cells respond to mechanical signals, affecting gene expression and cell differentiation, which is important for skin health and can impact skin diseases.
40 citations,
May 2016 in “Proceedings of the National Academy of Sciences of the United States of America” Changes in keratin make hair follicles stiffer.
December 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” MicroRNA-205 helps hair grow by changing the stiffness and contraction of hair follicle cells.
October 2023 in “Biomedical science and engineering” Innovative methods are reducing animal testing and improving biomedical research.
19 citations,
April 2015 in “Developmental Dynamics” The conclusion is that skin and hair patterns are formed by a mix of cell activities, molecular signals, and environmental factors.
12 citations,
February 2019 in “Skin research and technology” White hair has less lipid content and absorbs water differently than brown hair.
11 citations,
April 2013 in “Journal of Proteomics” Found different proteins in balding and non-balding cells, giving insight into hair loss causes.
2 citations,
October 2023 in “Science advances” Touching hair can activate nearby nerve cells through signals from the hair's outer layer.
27 citations,
August 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” Researchers found new genes involved in hair growth, which could help develop new hair treatments.
18 citations,
June 2018 in “Journal of The American Academy of Dermatology” Fat tissue treatments may help with wound healing and hair growth, but more research with larger groups is needed to be sure.
17 citations,
July 2018 in “International Journal of Cosmetic Science” Keratin-based particles safely improve hair strength, smoothness, and heat protection.
10 citations,
September 2020 in “Biopolymers” Hair's structure and properties change with pH; acidic pH maintains strength and less swelling, while alkaline pH increases water content and swelling.
7 citations,
July 2008 in “Experimental Dermatology” The study concluded that a protein important for hair strength is regulated by certain molecular processes and is affected by growth phases.
3 citations,
February 2015 in “Mechanisms of development” Hormones and stretching both needed for nipple area skin growth in mice.
3 citations,
January 2011 in “Female pelvic medicine & reconstructive surgery” Hormones significantly affect women's sexual function, and more research is needed to improve treatments for sexual dysfunction with minimal side effects.
February 2024 in “Frontiers in physiology” Hair follicle stem cells help skin heal and grow during stretching.
July 2023 in “Bioengineering & translational medicine” Mesenchymal stem cell proteins in a special gel improved healing of severe burns.
June 2023 in “Frontiers in Bioengineering and Biotechnology” The conclusion is that accurately replicating the complexity of the extracellular matrix in the lab is crucial for creating realistic human tissue models.
May 2017 in “Journal of microscopy and ultrastructure” Water quality affects mineral content in hair, and coconut oil can protect against damage.
20 citations,
June 2014 in “BMC genomics” Poplar seed hairs grow from the placenta at the ovary base, with endoreduplication playing a key role in their development, and share similar cellulose synthesis processes with cotton fibers.