Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
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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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By definition, when a medication is administered intravenously, its bioavailability is 100%.
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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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In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
A New Heart Cell
Drugs for Early and Moderate Heart Failure
Heart covering and layer of the heart.
Drugs in the Treatment of Heart Failure
The age-adjusted rate of melanoma, a deadly form of skin cancer, from 1973 to 2000. Over that time p