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MRI without contrast agents? Yes, with sugar

In magnetic resonance imaging (MRI), contrast agents are used to enhance the imaging of tissue structures. While they enhance signals in blood vessels and in spaces between cells, they do not reach the interior of the cell. ...

41 minutes ago
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A unique amino acid for brain cancer therapy

Photodynamic therapy is often used to treat brain tumors because of its specificity—it can target very small regions containing cancerous cells while sparing the normal cells around it from damage. It works by injecting ...

1 hour ago
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