The TWiM team discusses the use of copper on exercise weights to reduce bacterial burden, and the mechanism of antigenic variation by which a fungus that causes severe pneumonia escapes the immune system.

Hosts: Vincent Racaniello, Elio Schaechter, Michael Schmidt, and Michele Swanson

Links for this episode:

• Reducing bacteria on exercise weights with copper (Am J Inf Contr)
• Antigenic variation in Pneumocystis jirovecii (mBio)
• Letters read on TWiM 165