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amyotrophic lateral sclerosis

(Encyclopedia)amyotrophic lateral sclerosis (ALS) āˌmīətrōfˈik, sklĭrōˈsĭs [key] or motor neuron disease, sometimes called Lou Gehrig's disease, degenerative disease that affects motor neurons in the brai...

cholera

(Encyclopedia)cholera kŏlˈərə [key] or Asiatic cholera, acute infectious disease caused by strains of the bacterium Vibrio cholerae that have been infected by bacteriophages. The bacteria, which are found in fe...

pharming

(Encyclopedia)pharming färˈmĭng [key], the use of genetically altered livestock, such as cows, goats, pigs, and chickens, to produce medically useful products. In pharming, researchers first create hybrid genes ...

virology

(Encyclopedia)virology, study of viruses and their role in disease. Many viruses, such as animal RNA viruses and viruses that infect bacteria, or bacteriophages, have become useful laboratory tools in genetic studi...

Goldman, Edwin Franko

(Encyclopedia)Goldman, Edwin Franko, 1878–1956, American bandmaster and composer, b. Louisville, Ky.; pupil of Dvořák at the National Conservatory of Music, New York City. He played solo cornet in the Metropoli...

atavism

(Encyclopedia)atavism ătˈəvizəm [key], the appearance in an individual of a characteristic not apparent in the preceding generation. At one time it was believed that such a phenomenon was thought to be a revers...

Mello, Craig Cameron

(Encyclopedia)Mello, Craig Cameron, 1960–, American geneticist, b. New Haven, Conn., Ph.D. Harvard, 1990. Mello has been on the faculty at the Univ. of Massachusetts since 1994. In 2006 Mello and Andrew Fire were...

National Academy of Sciences

(Encyclopedia)National Academy of Sciences, with headquarters in Washington, D.C., a private organization of leading American scientists and engineers devoted to the furtherance of science and its use for the gener...

Lefebvre, François Joseph

(Encyclopedia)Lefebvre, François Joseph fräNswäˈ zhôzĕfˈ ləfĕˈvrə [key], 1755–1820, marshal of France. He rose from the ranks in the French Revolutionary Wars and distinguished himself under Napoleon B...

Snell, George Davis

(Encyclopedia)Snell, George Davis, 1903–96, American immunologist, b. Bradford, Mass., Ph.D. Harvard, 1930. He was associated with the Jackson Laboratory in Bar Harbor, Maine from 1935 to 1973. His identification...