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Roehm, Ernst

(Encyclopedia)Roehm or Röhm, Ernst both: ĕrnst röm [key], 1887–1934, German National Socialist leader. An army officer in World War I, he met (1919) Adolf Hitler, whose political career he helped to launch. Ro...

chloramphenicol

(Encyclopedia)chloramphenicol klōrˌămfĕnˈəkŏlˌ [key], antibiotic effective against a wide range of gram-negative and gram-positive bacteria (see Gram's stain). It was originally isolated from a species of S...

anaphylaxis

(Encyclopedia)anaphylaxis ănˌəfəlăkˈsĭs [key], hypersensitive state that may develop after introduction of a foreign protein or other antigen into the body tissues. When an anaphylactic state exists, a secon...

glycogen

(Encyclopedia)glycogen glīˈkəjən [key], starchlike polysaccharide (see carbohydrate) that is found in the liver and muscles of humans and the higher animals and in the cells of the lower animals. Chemically it ...

ergot

(Encyclopedia)ergot ûrˈgət [key], disease of rye and other cereals caused by the fungus Claviceps purpurea. The cottony, matlike body, or mycelium, of the fungus develops in the ovaries of the host plant; it eve...

varicose vein

(Encyclopedia)varicose vein, superficial vessel that is abnormally lengthened, twisted, or dilated, seen most often on the legs and thighs. Varicose veins develop spontaneously, and are usually attributed to a here...

vegetarianism

(Encyclopedia)vegetarianism, theory and practice of eating only fruits and vegetables, thus excluding animal flesh, fish, or fowl and often butter, eggs, and milk. In a strict vegetarian, or vegan, diet (i.e., one ...

parvovirus

(Encyclopedia)parvovirus pärˌvōvīˈrəs [key], any of several small DNA viruses that cause several diseases in animals, including humans. In humans, parvoviruses cause fifth disease, or erythema infectiosum, an...

histamine

(Encyclopedia)histamine hĭsˈtəmēnˌ [key], organic compound derived in the body from the amino acid histidine by the removal of a carboxyl group (COOH). Although found in many plant and animal tissues, histamin...

Jarrell, Randall

(Encyclopedia)Jarrell, Randall jərĕlˈ [key], 1914–65, American poet and critic, b. Nashville, Tenn., grad. Vanderbilt Univ. (B.A., 1935; M.A., 1938). His poetry, reflecting an unusually sensitive and tragic vi...