| | - lysine
- an amino acid released in the hydrolysis of many common proteins but present in small amounts or lacking in certain plant proteins; e.g., gliadin from wheat, zein from corn (maize). ... [4 Related Articles]
- lysinuric protein intolerance
- (from the article "metabolic disease") ...with this disorder develop corneal deposits and kidney disease, and kidney transplantation may be necessary. Defective membrane transport of lysine, arginine, and ornithine in the intestines causes lysinuric protein intolerance ...
- Lysippus
- Greek sculptor, head of the school at Argos and Sicyon in the time of Philip of Macedon and especially active during the reign of Philip's son Alexander the Great (336-323 ... [2 Related Articles]
- lysis
- (from the article "therapeutics") ...the donor's blood against that of the recipient to prove compatibility became possible. When blood with the A antigen (type A or AB) is given to someone with anti-A antibodies ...
- Lysis Of Tarentum
- Greek philosopher and member of the Pythagorean school in southern Italy. [2 Related Articles]
- Lysithea
- (from the article "Moons of Jupiter") ...families (as can be seen in the table). The more distant group-made up of Ananke, Carme, Pasiphae, and Sinope- has retrograde orbits around Jupiter. The closer group-Leda, Himalia, Lysithea, and ...
- lysogenic conversion
- (from the article "virus") This means of transferring genetic information, called lysogenic conversion, imparts genes with special functions to bacterial cells without such functions. It is common in bacteria and is an important aspect ...
- lysogenic phage
- (from the article "episome") Some bacterial viruses, called temperate phages, carry DNA that can act as an episome. A bacterial cell into whose chromosome the viral DNA has become integrated is called a prophage. ...
- lysogeny
- type of life cycle that takes place when a bacteriophage infects certain types of bacteria. In this process, the genome (the collection of genes in the nucleic acid core of ... [2 Related Articles]
- lysosomal storage disease
- (from the article "metabolic disease") Lysosomes are cytoplasmic organelles in which a variety of macromolecules are degraded by different acid hydrolase enzymes. Lysosomal enzymes are coded for by nuclear DNA and are targeted to lysosomes ...
- lysosome
- subcellular organelle that is found in all eukaryotic cells and is responsible for the cell's digestion of macromolecules, old cell parts, and microorganisms. Each lysosome is surrounded by a membrane ... [10 Related Articles]
- lysozyme
- enzyme found in the secretions (tears) of the lacrimal glands of animals and in nasal mucus, gastric secretions, and egg white. Discovered in 1921 by Sir Alexander Fleming, lysozyme catalyzes ... [6 Related Articles]
- lyssavirus
- (from the article "virus") ...for plants and for animals varying from insects to humans. 2 animal genera are designated vesiculovirus, which includes the virus that causes vesicular stomatitis in cattle, swine, and equines, and ...
- Lystrosaurus
- (from the article "Antarctica") ...in coal deposits of Permian age (about 245 to 286 million years old) and as Dicroidium in Triassic-age coals (those roughly 208 to 245 million years old); and large reptiles, ...
- Lysva
- city, Perm oblast (province), Russia. It lies along the Lysva River in the mid-Urals. First recorded in the mid-17th century, the settlement acquired an iron-smelting factory as an economic base ...
- Lysychansk
- city, eastern Ukraine, on the Donets River. In 1721 the first discovery of coal in the Donets Basin was made there at the Cossack village of Lisya Balka, which dated ...
- Lytechinus variegatus
- (from the article "sea urchin") ...(12 inches) long. The slate-pencil urchin (Heterocentrotus mammillatus) of the Indo-Pacific has 12-cm spines that may be 1 cm thick-stout enough to be used for writing. Lytechinus variegatus, a pale-greenish ...
- Lytham St. Anne's
- (from the article "Fylde") ...the Ribble and Morecambe Bay to the north. It is an area of undulating terrain containing unstratified glacial drift and pockets of marshland, now mostly drained. Extensive sand beaches are ...
- Lythraceae
- (from the article "Myrtales") Lythraceae, or the loosestrife family, containing about 620 species in 31 genera of trees, small shrubs, and perennial herbs, occurs primarily in warmer regions of both the Old World and ...
- lytic phage
- (from the article "bacteriophage") During infection a phage attaches to a bacterium and inserts its genetic material into the cell. After this a phage follows one of two life cycles, lytic (virulent) or lysogenic ...
- Lyttelton
- town and port, eastern South Island, New Zealand. It is situated within the Christchurch urban area and on Lyttelton Harbour, an inlet of the southwest Pacific extending 8 miles (13 ... [1 Related Articles]
- Lyttelton, George Lyttelton, 1st Baron
- British Whig statesman and writer, patron of novelist Henry Fielding and poet James Thomson. [2 Related Articles]
- Lyttelton, Humphrey
- British trumpeter, clarinetist, bandleader, and composer who was the leading force in English jazz for more than 50 years. In his later years he was perhaps best known as the ... [1 Related Articles]
- Lyttleton, Raymond Arthur
- British mathematician and theoretical astronomer whose many books include The Comets and Their Origin (b. May 7, 1911--d. May 16, 1995). [1 Related Articles]
- Lytton Commission
- (1931-32), investigation team that was led by V.A.G.R. Bulwer-Lytton, 2nd Earl of Lytton, and was appointed by the League of Nations to determine the cause of the Japanese invasion of ... [3 Related Articles]
- Lytton, Edward George Earle Bulwer-Lytton, 1st Baron
- British politician, poet, and critic, chiefly remembered, however, as a prolific novelist. His books, though dated, remain immensely readable, and his experiences lend his work an unusual historical interest. [1 Related Articles]
- Lytton, Robert Bulwer-Lytton, 1st Earl of, Viscount Knebworth of Knebworth, 2nd Baron Lytton of Knebworth
- British diplomat and viceroy of India (1876-80) who also achieved, during his lifetime, a reputation as a poet. [3 Related Articles]
- Lytton, Sir Henry Alfred
- British comic actor best known for his leading roles in Gilbert and Sullivan operettas. The mainstay of the D'Oyly Carte Opera Company for nearly 30 years, Lytton was so distinguished ...
- Lytton, Victor Alexander George Robert Bulwer-Lytton, 2nd Earl of, Viscount Knebworth Of Knebworth, 3rd Baron Lytton Of Knebworth
- British governor of Bengal (1922-27) and chairman of the League of Nations mission to Manchuria, which produced the so-called Lytton Report (1932), condemning Japan's aggression there. (See Lytton Commission.) [1 Related Articles]
- Lyubarsky, Kronid Arkadyevich
- Russian human rights activist whose work led to his arrest and emigration in the 1970s; following the 1991 breakup of the U.S.S.R., he returned to Russia, where he served as ...
- Lyubertsy
- city, Moscow oblast (province), Russia. It lies in the greenbelt, southeast of Moscow city. Before the October Revolution in 1917 it was an agricultural centre, but its position at an ...
- Lyubimov, Yury Petrovich
- Soviet theatre director and actor noted for his two decades of somewhat experimental productions for the Taganka Theatre in Moscow. [1 Related Articles]
- lyxose
- (from the article "carbohydrate") ...in a molecule, as is the case with sugars having four or more carbon atoms, a series of DL pairs exists, and they are functionally, physically, and chemically distinct; thus, ...
- LZ-1
- (from the article "airship") The most successful operator of rigid airships was Ferdinand, Count von Zeppelin, of Germany, who completed his first airship, the LZ-1, in 1900. This technically sophisticated craft, 128 m (420 ...
- LZ-4
- (from the article "airplane") ...LZ-l flew for 17 minutes before sinking to the surface of the lake and impaling itself on a buoy that punctured the gas bag. After years of cautious changes in ...
- LZ-5
- (from the article "airplane") With the LZ-5, the dirigible became a potentially practical air transport. A German company, Deutsche-Luftschiffahrts AG (Delag), was organized in 1910, becoming the first well-financed air transportation company. In the ...
- LZ-70
- (from the article "military aircraft") The finest of the zeppelins was the LZ-70; this craft was 740 feet (220 metres) long, was able to fly above 16,000 feet, and had a range of 7,500 miles. ...
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