Related topics: brain · brain cells

New double-contrast technique picks up small tumors on MRI

Early detection of tumors is extremely important in treating cancer. A new technique developed by researchers at the University of California, Davis offers a significant advance in using magnetic resonance imaging to pick ...

Evolving a bigger brain with human DNA

The size of the human brain expanded dramatically during the course of evolution, imparting us with unique capabilities to use abstract language and do complex math. But how did the human brain get larger than that of our ...

Study dusts sugar coating off little-known regulation in cells

In Alzheimer's disease, brain neurons become clogged with tangled proteins. Scientists suspect these tangles arise partly due to malfunctions in a little-known regulatory system within cells. Now, researchers have dramatically ...

New type of extra-chromosomal DNA discovered

(PhysOrg.com) -- A team of scientists from the University of Virginia and University of North Carolina in the US have discovered a previously unidentified type of small circular DNA molecule occurring outside the chromosomes ...

Mice (and possibly humans) make their own morphine

(PhysOrg.com) -- New research has confirmed that mice have the biochemical pathways required to manufacture morphine from intermediates. Morphine is a powerful drug usually derived from the opium poppy, but scientists have ...

Lipid metabolism controls brain development

Neural stem cells are not only responsible for early brain development—they remain active for an entire lifetime. They divide and continually generate new nerve cells and enable the brain to constantly adapt to new demands. ...

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