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Author Question: In 2007, roughly what percentage of American households were food insecure at least some time during ... (Read 79 times) |
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.
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.
There are more nerve cells in one human brain than there are stars in the Milky Way.
The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.