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The average office desk has 400 times more bacteria on it than a toilet.
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IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.
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In 1864, the first barbiturate (barbituric acid) was synthesized.