human body


05/10/2010 00:00:00

Christine Dell'Amore   National Geographic News  Our bodies of the chemical are often found in mouse and human The new research shows that mice produce the "incredible In the study, researchers injected mice with an extra dose of a natural brain chemical called tetrahydropapaveroline (THP), which humans and mice are known to produce. Using a tool called a mass spectrometer to analyze the mouse ur