Alternative immunity
In the authors' words
This journal does not let us republish the full abstract. Here are the two sentences Pipette selected, quoted from it. Read the rest at the publisher.
Main result
A little-known arm of the immune system respond to lipids, with a protein called CD1 driving reactions to bee stings, bacteria, and possibly poison ivy.
Appeared: Saturday, September 26. Science. Peer-reviewed journal.