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Cholesterol
Cholesterol is a sterol and a lipid found in the cell membranes of all body tissues, and transported in the blood plasma of all animals. Cholesterol plays a central role in many biochemical ... > more -
Flu vaccine
The flu vaccine is a vaccine to protect against the highly variable influenza virus. The annually updated trivalent flu vaccine for the 2005-2006 season consists of hemagglutinin (HA) surface ... > more -
Radical (chemistry)
In chemistry, radicals (often referred to as free radicals) are atomic or molecular species with unpaired electrons on an otherwise open shell configuration. These unpaired electrons are usually ... > more -
Streptococcus
Streptococcus is a genus of spherical, Gram-positive bacteria of the phylum Firmicutes. In addition to strep throat, members of this genus are responsible for many cases of menningitis, bacterial ... > more -
Lyme Disease
Healthy Aging
Spiders and Ticks
Attention Deficit Disorder
Diseases and Conditions
Infectious Diseases
Rocky Mountain spotted fever
Rocky Mountain spotted fever is the most severe and most frequently reported rickettsial illness in the United States, and has been diagnosed throughout the Americas. Some synonyms for Rocky Mountain ... > more -
Unsaturated fat
An unsaturated fat is a fat or fatty acid in which there is one or more double bond in the fatty acid chain. A fat molecule is monounsaturated if it contains one double bond, and polyunsaturated if ... > more
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