FOXO vs. a harbinger of neurodegeneration

Long before the usual physiological signs, the withering of neurons and the gradual atrophy of the brain, that tip doctors off to the presence of a neurodegenerative disease, there’s already something different about their patients’ brain cells. Action potentials flash across a long, thin arm protruding from the cell body in a healthy neuron, and…

Research roundup: The Hippo in your heart, and more

The Hippo pathway controls cellular regeneration, so why not modify it to heal the heart after the scarring caused by a heart attack? Six weeks later, mouse hearts were good as new. modify it Cytomegalovirus (a herpes virus) infects over 90% of humans, often silently, but this mostly harmless little viral companion takes up far…

Research roundup: Ancient worms of the deep sea provide clues to the evolution of long lifespans, and more

Lessons from 300 year old tubeworms: Lessons The low 0.67% mortality rate … supports longevity theory, which states that in the absence of extrinsic mortality threats, natural selection will select for individuals that senesce slower and reproduce continually into their old age. The low 0.67% mortality rate … supports longevity theory, which states that in…

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