... survey of the main lines of development of a veryinteresting area of biotechnology research. based on a limited number of characteristic publications. These have been selected on the basis of their ... viewpoint. This point of view is that of a former uni-4N.W.F. KossenFig. 1.Development of models The model consists of balances among these morphological forms, and anumber of kinetic equations ... of the method wasthat the dimensions of the particles were punched on paper tape, so automaticdata analysis was possible”.4.1.2Growth of Single Hyphal ElementsMeasurement of the growth of...
... the later development of bio-processes in Japan is the discovery of monosodium l-glutamate as a flavorenhancer of food in 1908. Kikunae Ikeda, Professor of the University of Tokyo,was interested ... those wounded in battle.Workers at the University of Wisconsin isolated ultraviolet-induced mutants of Demerec’s strain. One of these, Wis. Q-176, which produced 550 mg/ml, is theparent of most ... are oftenformed as mixtures of closely related members of a chemical family. Bu’Lock [5]interpreted secondary metabolism as a manifestation of differentiation whichThe Natural Functions of...
... c gi là s nguyên t, có th dùng ánh s các nguyên trong bng HTTH. Vào 1913, Henry Moseley báo cáo kt quo lng ca ông ta v dàisóng nhng ng ph ca tia X ca mt s nguyên ... nhngkhám phá khoa hc u tiên v mt nguyên t hóa hc là vào nm 1649 khi Hennig Brand tìm raphospho. Trong sut 200 nm sau ó, các nhà hóa hc ã t c mt khi kin thc khng l vtính ... n 1858 mt s nhà khoa hc(Jean Baptiste Dumas, Leopold Gmelin, Ernst Lenssen, Max von Pettenkofer, and J.P. Cooke ) tìmra rng nhng mi quan h hóa hc vt ra ngoài qui tc tam t. Trong...
... OxfordProfessor Carolyn Brown, Department of History, Rutgers UniversityProfessor Christopher Clapham, Centre of African Studies, Cambridge UniversityProfessor Michael Gomez, Department of History, ... Iliffe was Professor of African History at the University of Cambridge and is aFellow of St. John’s College. He is the author of several books on Africa, includingAmodern historyof Tanganyika ... York UniversityProfessor David Robinson, Department of History, Michigan State UniversityProfessor Leonardo A. Villalon, Center for African Studies, University of FloridaA list of books in this...
... to the development of cirrhosis in the presence of alcohol abuse. Ann Intern Med, 2001. 134(2): 120-4. 38. Poynard T, Bedossa P., and Opolon P. Natural historyof liver fibrosis progression ... symptoms during the acute onset of HCV infection as compared to those who are anicteric. In a prospective study of 142 HCV-infected subjects with a historyof illicit drug use, subjects with ... C, liver fibrosis, cirrhosis, hepatocellular carcinoma, HCV, HCC 1. Introduction Chronic hepatitis C is the most common cause of chronic liver disease and cirrhosis, and the most common indication...
... minute periodic error of theory of twenty-seven days, owing to a periodically erroneous position of the centre of gravity of the earth and moon to which the position of the observer was referred. ... the course of events, and as a guide to the choice of a course of action. This idea of cause and effect is the most potent factor in developing the historyof the human race, as of the individual. ... centre. The direction of AB is the line of apses. The ratio of CS to CA is the excentricity. The position of the planet at A is the perihelion (nearest to the sun). The position of the planet at...
... pray'd and sacrific'd to them. Within this circle is Jehovah's name, Forward and backward anagrammatiz'd,[49] Th' abbreviated[50] names of holy saints, Figures of every ... the depth of that thou wilt profess: Having commenc'd, be a divine in shew, Yet level at the end of every art, And live and die in Aristotle's works. Sweet Analytics, 'tis thou[8] ... town call'd Rhodes: Of riper years, to Wertenberg he went, Whereas[4] his kinsmen chiefly brought him up. So soon he profits in divinity, The fruitful plot of scholarism grac'd, That...
... for all the machines in a factory Here's a close-up of one of the Mark I's four paper tape readers. A paper tape was an improvement over a box of punched cards as anyone who has ever ... their line of PCs in 1981. The Intel Pentium 4 used in today's PCs is still compatible with the Intel 8088 used in IBM's first PC. If you've enjoyed this historyof computers, ... Germany radio transmissions. But Colossus was definitely not a general purpose, reprogrammable machine. Note the presence of pulleys in the two photos of Colossus below: SOURCE: INTERNET COLLECTION:...
... History of ancient History of ancient Greece and RomeGreece and Rome 1.3.3. Philosophy1.3.3. Philosophy ãIs a Greek word meaning love of wisdom.ãAthens most famous philosopher ... accused by the government of “forming an idea of revolt” among Athens’ young people. 1.4.The spread of Greeks Ideas1.4.The spread of Greeks IdeasãIn 404 B.C lost its power, democracy and ... special purpose.ãTwo of Homers greatest epics are the Iliad and The Odyssey. 1.3.4. Architecture1.3.4. ArchitectureãCalled Acropolis, it was a hill-top fortress made up of many building.ãIt...
... appearance of an absolute ruler for these gregarious Europeans of this fact the effect of the appearance of Napoleon was the last great proof the historyof the influence of Napoleon is almost the history ... point of diseased mellowness and effeminacy in the history of society, at which society itself takes the part of 137 of 301 Beyond Good and Evil more-weeping of Spinoza, the destruction of ... frightful rule of folly and chance which has hitherto gone by the name ofhistory (the folly of the ‘greatest number’ is only its last form)—for that purpose a new type of philosopher and commander...
... is obtained from cellulose hydrolysis, there is nofundamental problem of making good use of it. Xylose derived from hemicel-lulose is a different matter. Most good glucose-degrading yeast cells ... cannotmetabolize xylose. An important breakthrough made by Dr. C.S. Gong of Purdue University was the conversion of xylose into its isomer, xylulose, usinga commercial enzyme, glucose isomerase. Xylulose can ... removed hemicellulose to form a hydrolysatecontaining mostly xylose, arabinose and other hemicellulose sugars, withoutattacking the cellulose fraction in the substrate. After removal of the hydro-lysate,...
... change of affinity of a single enzyme (glucose-6-P dehydro-genase) to its substrate, effected a drastic change in the morphology of a sur-face culture of Neurospora crassa, probably because of ... thecondition of substrate limitation, growth of a pellet can only occur in a thinlayer of almost constant thickness. The amount of structuring in these modelsis rather low or absent.The study of single ... of the method wasthat the dimensions of the particles were punched on paper tape, so automaticdata analysis was possible”.4.1.2Growth of Single Hyphal ElementsMeasurement of the growth of...
... wealth of information accumulated through investigations in manyparts of the world. Many of the investigations were devoted to methods of pre-treatment of cellulosics and lignocellulosics. ... Federation of Industry of Lower Austria decidedto offer a reward of 1000 gulden together with a medal worth 50 ducats to theperson who could produce an amount of 22.4 kg of yeast plus 40.74 L of alcoholfrom ... have studied the possibility of wood protectionusing strains of Trichoderma harzianum as natural antagonists of typical wood History of Biotechnology in Austria141 is in a position to develop...
... were geared to the needs of the economy in those cellulose,times of hardship. Ethanol and feeding yeast processes on the basis of wood sugar(xylose) and metabolic studies of the acetone-butanol ... out by a clear majority of 68% of 41% of the Swiss who took part in the referendum.The most remarkableevent of the campaign was a demonstration – the first of its kind – of more than3000 scientists ... towards a rational use of microbes were made possible by thework of Pasteur, who in the 19th century refuted the idea of spontaneous genera-tion and thus made the introduction of pure cultures and...