Columbia Encyclopedia

Search results

500 results found

Noguchi, Hideyo

(Encyclopedia)Noguchi, Hideyo hēdāˈyō nōgo͞oˈchē [key], 1876–1928, Japanese bacteriologist, grad. Tokyo Medical College, 1897. He came to the United States c.1900 to work with Simon Flexner at the Univ. o...

Wassermann, August von

(Encyclopedia)Wassermann, August von wŏsˈərmən, Ger. ouˈgo͝ost fən väsˈərmän [key], 1866–1925, German physician and bacteriologist. In Berlin he was director of the department of experimental therapy a...

Szent-Gyorgyi, Albert von

(Encyclopedia)Szent-Gyorgyi, Albert von älˈbĕrt fən sĕntˌ-dyörˈdyĭ [key], 1893–1986, American biochemist, b. Hungary, M.D. Univ. of Budapest, 1917; Ph.D. Cambridge, 1927. After teaching at the universiti...

Bergen, town, Lower Saxony, Germany

(Encyclopedia)Bergen, town, Lower Saxony, N Germany, 13 mi (21 km) NW of Celle. Building materials are manufactured. A North Atlantic Treaty Organization base is outs...

bloodletting

(Encyclopedia)bloodletting, also called bleeding, practice of drawing blood from the body in the treatment of disease. General bloodletting consists of the abstraction of blood by incision into an artery (arterioto...

arthritis

(Encyclopedia)arthritis, painful inflammation of a joint or joints of the body, usually producing heat and redness. There are many kinds of arthritis. In its various forms, arthritis disables more people than any o...

measles

(Encyclopedia)measles or rubeola ro͞obēˈələ [key], highly contagious disease typically contracted during childhood, caused by a filterable virus and spread by droplet spray from the nose, mouth, and throat of ...

coronavirus

(Encyclopedia)coronavirus, any of a group (family Coronaviridae, subfamily Orthocoronavirinae) of enveloped single-stranded RNA viruses that have a crownlike or sunlike appearance under an electron microscope due t...

cirrhosis

(Encyclopedia)cirrhosis sərōˈsəs [key], degeneration of tissue in an organ resulting in fibrosis, with nodule and scar formation. The term is most often used in relation to the liver, because that organ is most...

birth defects

(Encyclopedia)birth defects, abnormalities in physical or mental structure or function that are present at birth. They range from minor to seriously deforming or life-threatening. A major defect of some type occurs...