Stress can have a significant negative effect on health, but our understanding of how stress impacts the development and progression of cancer is just beginning. A team from Roswell Park Comprehensive Cancer Center has identified an important mechanism by which…
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Nanoparticles help untangle Alzheimer’s disease amyloid beta plaques
Scientists are still a long way from being able to treat Alzheimer’s Disease, in part because the protein aggregates that can become brain plaques, a hallmark of the disease, are hard to study. The plaques are caused by the amyloid…
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Beyond secretion of insulin, the novel function of beta cells in regulating glucose homeostasis
In a new study published in Journal of Extracellular Vesicles, Chen-Yu Zhang’s group and Antonio Vidal-Puig’s group at University of Cambridge report that pancreatic β cells secrete miR-29 family members (miR-29a, miR-29b and miR-29c) in response to high levels of…
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Internal clocks drive beta cell regeneration
Certain body parts, such as the skin or liver, can repair themselves after damage. Cell regeneration is the phenomenon by which cells that are still functional proliferate to compensate for cellular damage. For the past 30 years, scientists have been…
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