Medical research

Do salamanders hold the solution to regeneration?

Salamanders' immune systems are key to their remarkable ability to regrow limbs, and could also underpin their ability to regenerate spinal cords, brain tissue and even parts of their hearts, scientists have found.

Neuroscience

Structural dynamics underlying memory in aging brains

(Medical Xpress)—When the brains of those who have succumbed to age-related neurodegeneration are analyzed post-mortem, they typically show significant atrophy on all scales. Not only is the cortex thinner and sparser, ...

Diseases, Conditions, Syndromes

Promising steps towards a treatment for pulmonary fibrosis

Idiopathic pulmonary fibrosis (IPF) is a type of lung disease that results in scarring of the lungs, also known as fibrosis. Over time, the fibrosis gets increasingly worse so that it becomes hard for those with the condition ...

Cardiology

A sobering conclusion: Adult hearts contain no stem cells

A detailed cell-by-cell map of all dividing cells in the adult murine heart before and after myocardial infarction was created using advanced molecular and genetic technologies in a combined research effort led by Hans Clevers ...

Medical research

Cells beneath the skin explain differences in healing

Differences in the cells that give skin its resilience and strength during wound repair may explain why individuals heal differently, according to a new Yale study published Nov. 23 in the journal Science.

Medical research

Skin wounds in older mice are less likely to scar

Researchers have discovered a rare example in which the mammalian body functions better in old age. A team at the University of Pennsylvania found that, in skin wounds in mice, being older increased tissue regeneration and ...

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