Here are some key points about serotonin. More detail and supporting information is in the main article. 1  Serotonin is an important chemical neurotransmitter in the human body. 2  It is commonly regarded as a chemical that is responsible for maintaining mood balance.
His proper name was Gaius Julius Caesar Agustus Germanicus. Caligula was a nickname meaning Little Boot, which his father's soldiers gave to him. He was the third emperor of Rome and the first to be assassinated. Historians say he was mad, and its entirely possible.
1 A. E. van Vogt 's Empire of the Atom and The Wizard of Linn has most prominent characters as analogues of Roman history, starting with Clane/Claudius.  2 Calaj is the obvious Caligula stand in, the grandson of Lydia/Livia and related to Clane and Tews/Tiberius.