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Lazzaro Spallanzani

The Columbia Encyclopedia, Sixth Edition | Date: 2008

Lazzaro Spallanzani , 1729-99, Italian naturalist. He was professor at the universities of Modena (1763-69) and Pavia (from 1769). Spallanzani studied regeneration, fertilization, and the digestive action of saliva; using heat-sterilized cultures, he performed experiments that disproved J. T. Needham's theory of spontaneous generation.

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The Columbia Encyclopedia, Sixth Edition. Copyright 2008 Columbia University Press

Related newspaper, magazine, and journal articles from HighBeam Research

Spontaneously generating life in your classroom? Pasteur, spallanzani & science process
The American Biology Teacher; 5/1/2001; Byington, Scott; 2741 words ; ... support the idea of abiogenesis. However, Lazzaro Spallanzani was not impressed. In a series of experiments ... which flasks were heated and sealed, Spallanzani discredited Needham's work. Spallanzani also answered Needham's criticisms of ... Read more
Anniversaries
The Independent - London; 1/12/1994; 296 words ; ... Baptiste van Helmont, chemist, 1580; Giuseppe Ribera ("Lo Spagnoletto"), painter, 1588; Edmund Burke, statesman, 1729; Lazzaro Spallanzani, physiologist and chemist, 1729; Johann Heinrich Pestalozzi, educational reformer, 1746; Erik Gustaf Geijer, poet and ... Read more
Berger's 'Great Men' makes for remarkable evening.(Time Out!)(On theater)
Daily Herald (Arlington Heights, IL); 2/6/2004; 466 words ; ... scientists: Jacques de Vaucanson and Lazzaro Spallanzani. Both men were ahead of their time ... quacked, ate and flapped its wings. Spallanzani was a research biologist, who pioneered ... well-oiled machine. The play about Spallanzani is a dark, dank piece, set in a cellar ... Read more
Nascent embryo debate raising questions.
The Dallas Morning News (via Knight-Ridder/Tribune News Service); 6/17/2005; 1588 words ; ... planted in 1780 when Italian priest and scientist Lazzaro Spallanzani developed the first artificial insemination ... all of them. ___ (c) 2005, The Dallas Morning News. Visit The Dallas Morning News on the World Wide Web at http://www.dallasnews ... Read more
`GREAT MEN' IN ITS WITTY ELEMENT.(Life and Arts)(Review)
Seattle Post-Intelligencer (Seattle, WA); 6/12/2001; Adcock, Joe; 517 words ; ... No. 22, are Jacques de Vaucanson and Lazzaro Spallanzani. These are actual 18th-century luminaries ... supposedly) the existence of God. Spallanzani was a biologist. With the help of a ... mix of nerdishness and sentiment. As Spallanzani, Eric Ray Anderson tempers obnoxious ... Read more
Cross-subtype immunity against avian influenza in persons recently vaccinated for influenza.(RESEARCH)
Emerging Infectious Diseases; 1/1/2008; Gioia, Cristiana Castilletti, Concetta Tempestilli, Massimo Piacentini, Paola Bordi, Licia Chiappini, Roberta Agrati, Chiara Squarcione, Salvatore Ippolito, Giuseppe Puro, Vincenzo Capobianchi, Marie R. Poccia, Fabrizio; 5274 words ; ... Institute for Infectious Diseases Lazzaro Spallanzani in Rome. Her research activities ... Institute for Infectious Diseases Lazzaro Spallanzani, Rome, Italy Address for correspondence ... Institute for Infectious Diseases Lazzaro Spallanzani, Istituti di Ricovero e Cura a Carattere ... Read more
Ultrasound technology offers precise delivery information.(Technology)
Real Estate Weekly; 7/18/2007; Margulies, Dan; 702 words ; ... and insects can detect these sounds that humans cannot hear. These natural phenomena were discovered in 1794 by Italian Lazzaro Spallanzani (1729-1799). The human application of ultrasound technology developed in the last 100 years, and was influenced heavily ... Read more
FORMING A MORE PERFECT UNION - AND FIGHTING A WAR TO PRESERVE IT.(OUR MILLENNIUM)
The Virginian Pilot; 3/28/1999; 2802 words ; ... John Paul Jones, defeats HMS Serapis. When the issue was in doubt, Jones proclaimed, ``I have not yet begun to fight.'' Lazzaro Spallanzani proves that semen is necessary for fertilization. George Wythe offers first law lectures at College of William and Mary ... Read more
William Prout: Early 19th century physician-chemist
Clinical Chemistry; 4/1/2003; Rosenfeld, Louis; 5929 words ; ... These findings were extended by the Italian physiologist Lazzaro Spallanzani (1729-1799), who administered food samples in perforated ... Paracelsus. Bull Hist Med 1955;29:563-8. 37. Dolman CE. Lazzaro Spallanzani. In: Gillispie CC, ed. Dictionary of scientific biography ... Read more
Human herpesvirus 8 and pulmonary hypertension.(DISPATCHES)
Emerging Infectious Diseases; 9/1/2005; Nicastri, Emanuele Vizza, Carmine Dario Carletti, Fabrizio Cicalini, Stefania Badagliacca, Roberto Poscia, Roberto Ippolito, Giuseppe Fedele, Francesco Petrosillo, Nicola; 1937 words ; ... Institute for Infectious Diseases IRCCS Lazzaro Spallanzani in Rome, Italy. His research interests ... Institute for Infectious Diseases IRCCS Lazzaro Spallanzani, Rome, Italy; and ([dagger]) La ... Institute for infectious Diseases IRCCS Lazzaro Spallanzani Via Ponuense 292 00149, Rome, ... Read more

Related entries from encyclopedias, dictionaries, and thesauruses

Lazzaro Spallanzani
Encyclopedia of World Biography Lazzaro Spallanzani The Italian naturalist Lazzaro Spallanzani (1729-1799) was one of the founders of modern experimental biology. Lazzaro Spallanzani was born in Scandiano on Jan. 12, 1729. He entered a Jesuit college at the age of 15 and ... Read more
Development
Biology ... human (homunculus) in each sperm (see Figure 1). In 1775, Lazzaro Spallanzani (1729 – 1799) demonstrated that both egg and seminal ... left on the filter paper, they began to develop. Although Spallanzani correctly concluded that both egg and seminal fluid were ... Read more
Spontaneous Generation
Animal Sciences ... mid-eighteenth century, two other well-documented experiments — one by John Needham, an English naturalist, and the other by Lazzaro Spallanzani, an Italian physiologist — were attempted but were considered by proponents of spontaneous generation to be unpersuasive ... Read more
Nicolas Appert
Encyclopedia of World Biography ... reference on which to rely since there was only one published work on food preservation through sterilization, written by Lazzaro Spallanzani (1729-1799). Appert based his process on heating foods to temperatures in excess of 100o C (212o F), the temperature at ... Read more
Italy
Worldmark Encyclopedia of the Nations ... on manufactured goods from non-EU countries range from 5 – 8%, while raw materials enter mostly duty-free. Other import taxes include a value-added tax (VAT) that ranges from 0 – 20% depending on the product ... Democratic leaders, who — by different means and for different reasons — sought ... Read more

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