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giardiasis

(Encyclopedia)giardiasis jēärdīˈəsĭs, järdīˈəsĭs [key], infection of the small intestine by a protozoan, Giardia lamblia. Giardia, which was named after Alfred M. Giard, a French biologist, is spread via...

statin

(Encyclopedia)statin, any of a class of drugs that reduces the amount of cholesterol in the blood by interfering with the production of cholesterol in the liver; commonly prescribed statins include atorvastatin, lo...

adaptive radiation

(Encyclopedia)CE5 Adaptive radiation in Hawaiian honey-creepers adaptive radiation, in biology, the evolution of an ancestral species, which was adapted to a particular way of life, into many diverse species, e...

phylloxera

(Encyclopedia)phylloxera fĭlŏkˈsĭrə [key], small, sap-eating, greenish insect of the genus Phylloxera, closely related to the aphid. Phylloxeras feed on leaves and roots, and many species produce galls on deci...

cyanosis

(Encyclopedia)cyanosis sīˌənōˈsĭs [key], bluish coloration of the skin, mucous membranes, and nailbeds, resulting from a lack of oxygenated hemoglobin in the blood. It is a symptom of many disorders, includin...

endorphins

(Encyclopedia)endorphins ĕndôrˈfĭnz [key], neurotransmitters found in the brain that have pain-relieving properties similar to morphine. There are three major types of endorphins: beta endorpins, found primaril...

von Euler, Ulf

(Encyclopedia)von Euler, Ulf, 1905–83, Swedish physiologist and pharmacologist, Ph.D. Karolinska Institute, 1930. He was a professor at the Karolinska Institute from 1930 to 1971. Von Euler won the 1970 Nobel Pri...

sports medicine

(Encyclopedia)sports medicine, branch of medicine concerned with physical fitness and with the treatment and prevention of injuries and other disorders related to sports. Knee, leg, back, and shoulder injuries; sti...

scarab beetle

(Encyclopedia)scarab beetle or scarab, name for members of a large family of heavy-bodied, oval beetles (the Scarabaeidae), with about 30,000 species distributed throughout most of the world and over 1,200 in North...

restaurant

(Encyclopedia)restaurant, a commerical establishment where meals can be bought and eaten. In the 16th cent. English inns and taverns began to serve one meal a day at a fixed time and price, at a common table, and u...