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Did you know?
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Did you know?
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.
Did you know?
The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.
Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Did you know?
The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

