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virology

(Encyclopedia)virology, study of viruses and their role in disease. Many viruses, such as animal RNA viruses and viruses that infect bacteria, or bacteriophages, have become useful laboratory tools in genetic studi...

workers' compensation

(Encyclopedia)workers' compensation, payment by employers for some part of the cost of injuries, or in some cases of occupational diseases, received by employees in the course of their work. The degree of responsib...

fungal infection

(Encyclopedia)fungal infection, infection caused by a fungus (see Fungi), some affecting animals, others plants. Serious damage is done to crops each year by fungal infections of plants such as smuts, rusts, ergo...

Kitasato, Shibasaburo

(Encyclopedia)Kitasato, Shibasaburo shĭbäˈsäbo͞orō kēˈtäsäˈtō [key], 1852–1931, Japanese physician. He worked with Robert Koch in Germany (1885–91), and with Emil Behring he studied the tetanus baci...

Karlovy Vary

(Encyclopedia)Karlovy Vary kärˈlôvĭ väˈrĭ [key], Ger. Karlsbad, city (1991 pop. 56,222), NW Czech Republic, in Bohemia, at the confluence of the Teplá and Ohře rivers. A famous health resort, Karlovy Vary ...

Hamilton, Alice

(Encyclopedia)Hamilton, Alice, 1869–1970, American toxicologist, physician, and educator, b. New York City, M.D. Univ. of Michigan, 1893; she continued her studies in Germany. A pioneer in industrial diseases and...

fallow land

(Encyclopedia)fallow land, cropland that is not seeded for a season; it may or may not be plowed. The land may be cultivated or chemically treated for control of weeds and other pests or may be left unaltered. Allo...

Ross, Sir Ronald

(Encyclopedia)Ross, Sir Ronald, 1857–1932, English physician, b. Almora, India. He studied malaria in India as a member (1881–99) of the Indian Medical Service, was professor of tropical medicine at University ...

toxoid

(Encyclopedia)toxoid, protein toxin treated by heat or chemicals so that its poisonous property is destroyed but its capacity to stimulate the formation of toxin antibodies, or antitoxins, remains. Because toxoids ...

Brown, Michael Stuart

(Encyclopedia)Brown, Michael Stuart, 1941–, American molecular geneticist, b. New York City, M.D. Univ. of Pennsylvania, 1966. He worked (1968–71) as a researcher at the National Institutes of Health before goi...