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dry rot

(Encyclopedia)dry rot, fungus disease that attacks both softwood and hardwood timber. Destruction of the cellulose causes discoloration and eventual crumbling of the wood. This frequently results in the collapse of...

Fauci, Anthony Stephen

(Encyclopedia)Fauci, Anthony Stephen, 1940–, American physician, immunologist, and government official, b. Brooklyn, New York, M.D. Cornell, 1966. A senior investigator in the National Institute of Allergy and In...

scarlet fever

(Encyclopedia)scarlet fever or scarlatina, an acute, communicable infection, caused by group A hemolytic streptococcal bacteria (see streptococcus) that produce an erythrogenic toxin. The disease is now uncommon, p...

Manson, Patrick

(Encyclopedia)Manson, Patrick, 1844–1922, English parasitologist. After receiving his medical degree (1866) from the university at Aberdeen, Scotland, Manson left for China where he was to spend 24 years, studyin...

prion

(Encyclopedia)prion prēˈŏn [key], abnormal form of a protein found in mammals, now generally believed to cause a group of diseases known as prion diseases or transmissible spongiform encephalopathies, which are ...

internal medicine

(Encyclopedia)internal medicine, branch of medicine concerned with nonsurgical remedies for diseases of the internal organs. While the internist is trained to diagnose and treat all pathologies of the various inter...

mildew

(Encyclopedia)mildew, name for certain fungi and protists, for the diseases they cause in various crops, and for the discoloration (and sometimes the weakening and disintegration) they cause in such materials as le...

Ribot, Théodule

(Encyclopedia)Ribot, Théodule rēbōˈ [key], 1839–1916, French psychologist. He was professor of experimental psychology at the Sorbonne and later at the Collège de France. His many works include Heredity: A P...

slow virus

(Encyclopedia)slow virus, technically a virus, such as a lentivirus, that causes symptoms in an infected host long after the original infection and progresses slowly. Although many viruses fit this description, the...

mold

(Encyclopedia)mold, name for certain multicellular organisms of the various classes of the kingdom Fungi, characteristically having bodies composed of a cottony mycelium. The colors of molds are caused by the spore...