Word: toxicants
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Dates: during 1990-1999
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...landmark experiment performed in 1990 by NIH Drs. W. French Anderson, Michael Blaese and Kenneth Culver on two Ohio girls, ages 4 and 9. Neither child was producing ADA, an enzyme that rids the bloodstream of harmful metabolic products. The absence of ADA can cause SCID by allowing toxic substances to accumulate and destroy immune-system cells. Both children had been kept alive by weekly injections of PEG-ADA, a costly synthetic enzyme, but neither was in good health...
...Environmental Protection Agency has completed a survey of lead in U.S. drinking water. The result: 819 water systems, serving 30 million people, have too much of the toxic metal. Most of the bad systems were in the East...
...determine whether whaling is harming a species. Moreover, no one yet knows how hunting interacts with other pressures that affect whale populations, including pollution and shipping traffic. Beluga whales that wash ashore at the confluence of Canada's St. Lawrence and Saguenay rivers are often so loaded with toxic chemicals that they are treated as hazardous waste...
While many nutrition experts caution against taking high doses of vitamin E and other Fat-soluble vitamins, Rimm said vitamin E is one of the least toxic of the vitamins...
...takes her west to Indian country. But it is longer than that; she and the reader have passed into a region of what, if this were a Latin American novel, would be called magic realism. But here there is no green, sun-shot jungle life force, only the fogged, toxic gray of brutish, dying cities...