April 2019 in “Journal of Investigative Dermatology” Calcium signals and SHH guide the direction of feather growth in chicken skin.
23 citations
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December 1977 in “Virchows Archiv B Cell Pathology” January 1994 in “Memorial University Research Repository (Memorial University)” Oleosomes help cell growth in Sesbania rostrata nodules but don't aid nitrogen fixation.
21 citations
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November 2017 in “Scientific Reports” Different human hair follicle stem cells grow at different rates and respond differently to a baldness-related compound.
4 citations
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May 2012 in “Tissue Engineering and Regenerative Medicine” Scientists created three types of structures to help regrow hair follicles, and all showed promising results for hair regeneration.
8 citations
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July 2017 in “Biochemical and biophysical research communications” A new compound, BOI, can help hair grow by changing hair cycle phases and increasing certain cell contents.
131 citations
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March 2004 in “The American journal of pathology” Modulating BMP activity changes the number, size, shape, and type of ectodermal organs.
1 citations
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September 2025 in “International Journal of Molecular Sciences” Cells from concentrated growth factor can become different cell types.
22 citations
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December 1991 in “PubMed” 
29 citations
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March 2016 in “Cell cycle/Cell cycle (Georgetown, Tex. Online)” Isoproterenol helps hair follicle stem cells turn into beating heart muscle cells.