Top, a normal neuron, in which normal tau maintains the network of microtubules (MTs) that support intraneuronal transport. Bottom, a diseased neuron, in which misfolded tau has formed amyloid fibrils ...

All mammals produce a version of the prion protein, but scientists don't know what it normally does. In an altered form, the prion protein becomes an infectious agent that causes "mad cow disease" and ...

Lactated ringers and normal saline are both types of intravenous (IV) fluids. IV fluids are given whenever there is a concern about maintaining fluid balance. Each type of IV fluid has different ...