New brain sensor offers answers about Alzheimer's

Scientists at the University of Virginia School of Medicine have developed a tool to monitor communications within the brain in a way never before possible, and it has already offered an explanation for why Alzheimer's drugs ...

Astronauts test virus-fighting surface coating

Astronauts aboard the International Space Station (ISS) are conducting experiments with an antimicrobial surface coating designed to fight the spread of bacteria and viruses.

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Transmission (medicine)

In medicine, transmission is the passing of a disease from an infected individual or group to a previously uninfected individual or group. The microorganisms (bacteria and viruses) that cause disease may be transmitted from one person to another by one or more of the following means:

Microorganisms vary widely in the length of time that they can survive outside the human body, and so vary in how they are transmitted.

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