dopa

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Titanic infographic. The 30th anniversary of its discovery is September 1, 2015. SPOTLIGHT VERSION.

Timeline of the Titanic’s Final Hours

Groups of depositors in front of the closed American Union Bank, New York City. April 26, 1932. Great Depression run on bank crowd

Causes of the Great Depression

King Cobra snake in Malaysia. (reptile)

9 of the World’s Deadliest Snakes

Lusitania sinking, illustration from The War of the Nations (New York), December 31, 1919. World War I, WWI. This image is one of three on the page. (See source file for the other two.)

7 of the World’s Deadliest Shipwrecks

Easter Procession of Maria Santisima del Sacromonte in Granada, Spain. This statue is known as Virgen de los Gitanos or The Virgin of the Gypsies.

What is Holy Week?

Entrants falling and tumbling over while chasing the cheese at the 2016 'Cheese Rolling' held at Cooper's Hill, in the Cotswolds, Brockworth England

7 of the World’s Most Dangerous Festivals

Small, white rat (genus Rattus) on a glass table. (rodent, laboratory, experiment)

Cruel and Unusual Punishments: 15 Types of Torture

dopa

chemical compound

Also known as: dihydroxyphenylalanine

Learn about this topic in these articles:

dopamine

In dopamine
…intermediate compound from dihydroxyphenylalanine (dopa) during metabolism of the amino acid tyrosine and is the precursor of the catecholamine neurotransmitters epinephrine and norepinephrine. Dopamine is produced mainly in the regions of the brain known as the substantia nigra, ventral tegmental area (VTA), and hypothalamus.
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