Title: Pharmaceutical industry.
Question: What trade name was epinephrine marketed under?

Title: Circadian rhythm.
Question: What were the only proteins necessary to the circadian timekeeper experiment?

Title: United States presidential election, 2004.
Question: Which troubled candidate did Carol Moseley Braun end up endorsing, after she dropped out?

Title: Napoleon.
Question:
What year was Maurice Barres's Les Deracines written?