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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.
Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
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.
![Use of fluorescent molecules by Lowenstein and colleagues to determine the size of gap-junction chan](https://biology-forums.com/gallery/47/medium_33_17_06_11_12_21_15.jpeg)
![Nephroblastoma. A sectioned kidney reveals the presence of a very large tumor, which arose from feta](https://biology-forums.com/gallery/47/medium_14755_26_10_12_5_19_56_9663363.jpeg)