Word: tobacco
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Dates: during 1980-1989
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...recent report prepared for the National Research Council found that numerous studies "persuasively link" passive smoking to lung cancer in non-smoking spouses of smokers. Chronic exposure to tobacco smoke in the workplace is also deleterious to the health of non-smokers, according to a 1980 study in the New England Journal of Medicine. Passive tobacco smoke is America's most dangerous airborne carcinogen and is estimated to be two orders of magnitude more harmful than carcinogens currently regulated as hazardous air pollutants under the Federal Clean...
...sounds like a child's riddle: What do you get when you cross a firefly with a tobacco plant? Answer: tobacco that lights itself. That is essentially what a team of scientists at the University of California at San Diego has done. By outfitting a fragment of a plant virus with the gene that tells firefly cells to produce a protein central to generating light, the researchers have created a plant that literally glows in the dark...
...Goldberg. The luciferase gene was spliced to the regulatory switch of a gene belonging to a virus that infects plants. The altered two- part piece of DNA was then inserted into a circular strand of DNA, called a plasmid, from the bacterium Agrobacterium. The bacterial plasmid was incubated with tobacco-leaf cells, and the cells were nurtured into full-fledged plants...
...choose tobacco? Says Howell: "Tobacco is the laboratory rat of plant molecular biologists. It's a model system that we use in these sorts of experiments." Responding to orders from the firefly-virus gene, the plants dutifully produced their own luciferase...
...World Fund of Portsmouth, N.H., avoids companies that make weapons, nuclear power equipment, liquor or tobacco products, or that have poor environmental or equal-opportunity records. Pax World invests in companies that do business in South Africa only if they are providers of food or medical supplies. Other similar social-investment firms include New Alternatives in Great Neck, N.Y., and the Bethesda, Md.-based Calvert Group, which offers both stock-and-bond and money-market funds. New York City's Dreyfus, one of the largest and most diversified of the general mutual-fund companies, operates a social-investment fund called...