Parasite protein. Miller and Takahashi studied the variant surface protein in the parasite Giardia intestinalis. This parasite, as Takahashi describes, has a way of changing its surface proteins once it enters its host--a defensive mechanism to thwart the host’s immune response. The team took one of these changeable surface proteins and put it to music, eliciting a rather roiling sound.
(View the full musical score) (Click here to play the music file)