منابع مشابه
Simulation Evaluation of Single Shuttle and Twin Shuttle AS/RS
An Automated Storage and Retrieval System (AS/RS) operates a shuttle with computer process control to execute the storage and retrieval of warehouse stock. It can be equipped with the traditional single shuttle or the newly developed twin shuttle. There has been a significant literature on the comparison of single shuttle systems versus twin shuttle systems. Researchers agree that twin shuttle ...
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Enzymes that employ transition metals as co-factors are housed in a wide variety of intracellular locations or are exported to the extracellular milieu. A key question then arises: how are specific metal co-factors transported to diverse locations and subsequently sorted into the correct metalloenzymes? The mechanisms by which these tasks are accomplished are just now being unraveled. A new fam...
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Researchers will soon be jostling for access to a new generation of NMR spectrometers allowing analysis of ever larger proteins, reports Michael Gross A shiny UFO has landed a few miles from Oxford, and rolled out a spiral staircase. That's at least what you might be forgiven for thinking when you see the latest product of Oxford Instruments: an NMR magnet muscling up to 21.1 tesla, correspondi...
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This approach has been talked about, but people didn't take it seriously But Wimmer did make something that evoked the word that assures stories prominent play: 'terrorism'. As the Independent wrote, '[T]hey wanted to show how easily lethal diseases could be developed by bioterrorists. In principle it would be possible to use the same procedure to make far deadlier but more complex viruses, suc...
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Constructions of Escherichia coli-spirochete shuttle vectors are based on naturally occurring plasmids, broad host range plasmids or bacteriophages. This review primarily focuses on genetic tools for Treponema denticola which is associated with periodontal diseases. The T. pallidum FlaA protein, E. coli beta-galactosidase, and the green fluorescent protein were successfully expressed in T. dent...
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ژورنال
عنوان ژورنال: Nature
سال: 1988
ISSN: 0028-0836,1476-4687
DOI: 10.1038/334641b0