A pathogen is an agent that causes disease. Pathology is the scientific study of human disease. One could argue that anything that causes disease is therefore by definition a "pathogen." Sunlight is the environmental agent that (with...

Microbial pathogens are microorganisms that are capable of producing disease. Virtually all groups of bacteria have some members that are pathogens. One notable exception is the Kingdom Archaea, where there are no known pathogenic members. Other...

Microorganisms which are capable of producing disease in humans, plants and animals are known as pathogenic. The disease may occur through metabolic upset of normal metabolic reactions in the host. This can be through parasitism, where the pathogen...

An organism that is capable of causing or inducing a disease or illness in another living being. See also: BACTERIUM; FUNGUS; HELMINTHS; PATHOGENIC; PROTOZOAN; VIRUS;...

A pathogen (Greek pathos (suffering/emotion) and gene (to give birth to)) or infectious agent is a biological agent that causes disease or illness to its host.[1] The term is most often used for agents that disrupt the normal physiology of a...

An Arkansas company has developed a new, fast method to test food for pathogens such as E. coli and salmonella that are the most common causes of food-borne illnesses. The process developed by Little Rock-based Litmus LLC can provide results in about 15 minutes instead...

The four presumed human H7N2 bird flu cases identified in Britain last week are a reminder that the next flu pandemic could be sparked by a virus other than the feared H5N1 strain, experts say.While the global health community's attention in recent years has targeted...

Four people in Britain who tested positive for a mild strain of bird flu should serve as a reminder that a virus other than the feared H5N1 strain could also provoke a flu pandemic, experts say.Health officials in recent years have focused on the threat...

Four people in Britain who tested positive for a mild strain of bird flu should serve as a reminder that a virus other than the feared H5N1 strain could also provoke a flu pandemic, experts say.Health officials in recent years have focused on the threat...