March 2024 in “Tissue and cell/Tissue & cell” Telomerase-positive cells are mainly in the bulb matrix and outer root sheath of hair follicles.
Different genes and pathways are active in yak skin and hair cells, affecting hair growth and immune responses.
417 citations,
September 2005 in “PLoS biology” Understanding gene expression in hair follicles can reveal insights into hair growth and disorders.
20 citations,
October 2017 in “Stem Cell Reports” Alkaline Ceramidase 1 prevents early hair loss in mice by keeping hair follicle stem cells balanced.
12 citations,
July 2020 in “Aging” The protein EZH2 blocks microRNA-22, increasing STK40 protein, which helps hair follicle stem cells change and grow hair.
949 citations,
January 2001 in “Cell” Adult mouse skin contains stem cells that can create new hair, skin, and oil glands.
143 citations,
May 2017 in “Nature cell biology” Wounded skin cells can revert to stem cells and help heal.
139 citations,
August 2018 in “Development” The niche environment controls stem cell behavior and plasticity, which is important for tissue health and repair.
120 citations,
August 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” Cytokeratin 19 and cytokeratin 15 are key markers for monitoring the quality and self-renewing potential of engineered skin.
96 citations,
July 2014 in “Cold Spring Harbor Perspectives in Medicine” The document concludes that adult mammalian skin contains multiple stem cell populations with specific markers, important for understanding skin regeneration and related conditions.
50 citations,
December 2013 in “Stem Cells” Stem cell niches are adaptable and key for tissue maintenance and repair.
34 citations,
June 2008 in “In vitro cellular & developmental biology. Animal” Scientists created a long-lasting stem cell line from human hair that can turn into different skin and hair cell types.
33 citations,
May 2018 in “Stem Cell Reports” Krt15+ cells in the mouse intestine resist radiation and can start tumors.
30 citations,
May 2018 in “Experimental Dermatology” The conclusion is that future hair loss treatments should target the root causes of hair thinning, not just promote hair growth.
29 citations,
December 2019 in “Stem Cells Translational Medicine” Fully regenerating human hair follicles not yet achieved.
28 citations,
March 2019 in “Journal of Dermatological Science” The document concludes that while lab results for hair growth promotion are promising, human trials are needed and better testing methods should be developed.
28 citations,
March 2016 in “Toxicologic pathology” Dogs could be good models for studying human hair growth and hair loss.
17 citations,
July 2013 in “Amino Acids” Increased ODC activity leads to skin tumors by recruiting stem cells, not by toxic byproducts.
16 citations,
September 2020 in “Animals” circRNA-1926 helps goat stem cells turn into hair follicles by affecting miR-148a/b-3p and CDK19.
10 citations,
November 2022 in “Protein & Cell” Quercetin significantly helps hair growth by activating hair follicles and improving blood vessel formation around them.
8 citations,
June 2022 in “Scientific Reports” LGR5 is a common marker of hair follicle stem cells in different animals and is important for hair growth and regeneration.
4 citations,
May 2021 in “Biomedicines” Targeting the protein Caveolin-1 might help treat a type of scarring hair loss called Frontal Fibrosing Alopecia.
3 citations,
February 2022 in “Frontiers in cell and developmental biology” A specific RNA molecule, circCOL1A1, affects the growth and quality of goat hair by interacting with miR-149-5p and influencing cell growth pathways.
3 citations,
March 2020 in “International Journal of Molecular Sciences” Thymosin β4 helps increase hair growth in Cashmere goats.
3 citations,
September 2017 in “Stem cell investigation” PDGF signaling is crucial for maintaining fat stem cells in the skin, and its level of activation can either preserve these cells or cause fibrosis.
3 citations,
May 2013 in “International journal of molecular sciences” Epidermal stem cells show promise for treating orthopedic injuries and diseases.
2 citations,
November 2022 in “Journal of Biochemistry and Molecular Biology” Aging changes hair stem cells and their environment, leading to gray hair and hair thinning, but understanding these changes could help develop treatments for hair regeneration.
2 citations,
August 2022 in “BMC veterinary research” Hair follicle stem cells from Arbas Cashmere goats can become fat, nerve, and liver cells.
1 citations,
March 2022 in “IntechOpen eBooks” Aging reduces skin stem cell function, leading to changes like hair loss and slower wound healing.
1 citations,
November 2017 The document concludes that while some organisms can regenerate body parts, mammals generally cannot, and cancer progression is complex, involving mutations rather than a strict stem cell hierarchy.