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The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

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Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

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It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

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The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

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Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

To travel quickly, killer whales leap out of the water when swimming—a behaviour kn To travel quickly, killer whales leap out of the water when swimming—a behaviour kn
Cataract extraction. The procedure involves a surgical removal of a cataract lens and its replacemen Cataract extraction. The procedure involves a surgical removal of a cataract lens and its replacemen
Cerebral angiography. The four angiograms each reveal the distribution of blood vessels supplying th Cerebral angiography. The four angiograms each reveal the distribution of blood vessels supplying th
A good disinfecting solution you can make yourself consists of 1 part bleach to 10 parts water. A good disinfecting solution you can make yourself consists of 1 part bleach to 10 parts water.
The water molecule The water molecule
Video: Heart Chambers

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