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The human body produces and destroys 15 million blood cells every second.
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Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.
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Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.
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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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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
![A replaceable PROM used in an older General Motors computer. Notice that the sealed access panel ...](https://biology-forums.com/gallery/29/medium_548020_30_05_17_8_05_55_298772489.png)
![T cells are of three general types: (1) helper T cells that secrete cytokines, which upregulate the ...](https://biology-forums.com/gallery/31/medium_398119_11_07_17_2_55_17_314701761.jpeg)