biophysics

Brucella and the Fake Self-Destruct

April 12, 2012

By Rob Mitchum Brucella abortus is a particularly pesky pathogen. Frequently infecting cattle in many countries around the world, the bacterium causes the most common zoonotic infection, usually passing from animal to humans through ingestion of [Read more]

A Nasal Path to Migraine Relief

February 1, 2012

Roughly 30 million Americans suffer from migraines, and as you might expect, there’s a large pharmaceutical market to prevent or stop these debilitating headaches. Drugs such as Imitrex and Verapamil employ different pharmacological modes of [Read more]

A Fickle Pump and its Protons

September 26, 2011

Like a basement in a flood plain, a cell needs a good pump. Cells must maintain a particular mix of ions inside their membrane walls, with low concentrations of sodium and high concentrations of potassium. The only problem is that cells are leaky, [Read more]