If you smoke, your breath contains 2,5-dimethylfuran. A team of Catalan researchers have proved that the presence of this chemical compound indicates that a person has smoked in the last three days. This substance does not ...
Analytical Chemistry
May 20, 2010
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The organelles of photosynthesis—the chloroplasts - have their own DNA, messenger RNA and ribosomes for forming proteins. Max Planck scientists have now discovered how to regulate the formation of proteins in the chloroplasts. ...
Biotechnology
Mar 30, 2010
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A new therapeutic made from tobacco plants has been shown to arrest West Nile virus infection, according to a new study by Arizona State University scientist Qiang Chen and his colleagues.
Biotechnology
Feb 1, 2010
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(PhysOrg.com) -- Over billions of years, plants have evolved very efficient sunlight-collecting systems. Now, scientists are trying to harness the finely tuned systems in tobacco plants in order to use them as the building ...
(AP) -- The Supreme Court has ruled against New York City in its effort to use federal racketeering law to sue Internet cigarette sellers for lost tax revenue.
Business
Jan 25, 2010
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We normally think of pollinators as providing a valuable service to plants, and they certainly do. In exchange for nectar, pollinators like the well-known honey bee carry pollen from one plant to the other and thus promote ...
Plants & Animals
Jan 21, 2010
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Researchers from the Biotechnology Foundation Laboratories at Thomas Jefferson University have identified a way to increase the oil in tobacco plant leaves, which may be the next step in using the plants for biofuel. Their ...
Biotechnology
Dec 31, 2009
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A new study on the smokeless tobacco product called moist snuff — placed between lip and gum — has led scientists in Minnesota to urge the tobacco industry to change manufacturing practices to reduce snuff's content of ...
Biochemistry
Dec 3, 2009
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Scientists have used a new vaccine production technology to develop a vaccine for norovirus, a dreaded cause of diarrhea and vomiting that may be the second most common viral infection in the United States after the flu. ...
Biochemistry
Aug 18, 2009
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Attention all smokeless tobacco users! It's time to banish the comforting notion that snuff and chewing tobacco are safe because they don't burn and produce inhalable smoke like cigarettes. A study that looked beyond the ...
Biochemistry
Aug 16, 2009
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