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Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

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In 1864, the first barbiturate (barbituric acid) was synthesized.

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The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

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Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

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Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Common Flatwing (Austroargiolestes icteromelas: Argiolestinae) Common Flatwing (Austroargiolestes icteromelas: Argiolestinae)
McBurney’s point is the common location of pain in children and adolescents with appendicitis. McBurney’s point is the common location of pain in children and adolescents with appendicitis.
The a helix, a common secondary structure in proteins The a helix, a common secondary structure in proteins
By age 3, children develop scripts for common events such as eating at a restaurant. By age 3, children develop scripts for common events such as eating at a restaurant.
Common Bacterial Pathogens Common Bacterial Pathogens
Video: Inflammation Animation

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