Grafting olfactory receptors onto nanotubes

(PhysOrg.com) -- Penn researchers have helped develop a nanotech device that combines carbon nanotubes with olfactory receptor proteins, the cell components in the nose that detect odors.

EphA4 -- the molecular transformer

(PhysOrg.com) -- EphA4 is a protein which is attached to the surfaces of many types of human cells and plays a role in a wide range of biological processes. EphA4 functions by binding to ephrin ligands, cell surface proteins ...

Nobel pioneers unlocked the cell door

For most of the 20th century, scientists were puzzled by how cells in our body are able to sense and react to external conditions.

'Vicious cycle' shields, spreads cancer cells

A "vicious cycle" produces mucus that protects uterine and pancreatic cancer cells and promotes their proliferation, according to researchers at Rice University. The researchers offer hope for a therapeutic solution.

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