Experiments show hypothesis of microtubule steering accurate

Tiny protein motors in cells can steer microtubules in the right direction through branching nerve cell structures, according to Penn State researchers who used laboratory experiments to test a model of how these cellular ...

Nanospheres measure the forces of cell motors

Motor proteins generate the forces for essential mechanical processes in our body. On a scale of nanometers—a millionth of a millimeter—motor proteins, for example, power our muscles or transport material within our cells. ...

First evidence of microtubules' mechanosensitive behavior

Inside cells, microtubules not only serve as a component of the cytoskeleton (cell skeleton) but also play a role in intracellular transport. In intracellular transport, microtubules act as rails for motor proteins such as ...

Some motor proteins cooperate better than others

Rice University researchers have engineered cells to characterize how sensitively altering the cooperative functions of motor proteins can regulate the transport of organelles.

Triton resource helps 'track' how kinesin molecules move

Researchers at UC San Diego’s Department of Chemistry and Biochemistry, in collaboration with several universities in the U.S., United Kingdom, and Poland, have developed a new picture of how kinesin molecules move along ...

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