Shortly after DHS assumed responsibility for TSA, they hired 55,000 new passenger screeners.

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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Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

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Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

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Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Risk of death from motorcycle accidents (dashed lines) and passenger accidents (solid lines) per 100

This chart shows the various lines of responsibility and how they differ in presidential and parliam

A passenger train crosses Stony Creek Bridge in the Rocky Mountains in 1878. Railroads were importan

Grace Service, a YMCA missionary, explained that these porters worked at the base of Mount Omei in S

Early Childhood Caries When infants are given a bottle shortly before sleep

Human embryo shortly after fertilization in the laboratory

Author Question: Shortly after DHS assumed responsibility for TSA, they hired 55,000 new passenger screeners. (Read 131 times)

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