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Did you know?
Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
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The average office desk has 400 times more bacteria on it than a toilet.
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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.

