Word: bacterias
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...Thomas C. Peebles, who shared a Nobel prize for his part in the research that made polio vaccines possible. The experts do not intend to minimize the importance of vaccination against tetanus, the infection that usually results from deep and dirty wounds in which the tetanus bacteria can thrive without air. Every year it kills almost 200 Americans, the doctors point out in the New England Journal of Medicine...
When any vertebrate animal is "invaded" by foreign proteins-whether bacteria, viruses, or tissues from another animal as in a graft or transplant-the invaders soon meet one of the host's body cells that is armed with the appropriate antibody. This contact is a signal to the cell to divide. Its progeny also divide and soon there is an army of antibodies, each able to seize and hold two invading molecules. Powerful scavenger cells such as phagocytes then can go into action and effectively remove both combatants...
...must some day learn to deal with native Communists, whatever they are called, as a minority body politic. "I believe that if 15 million nationalists cannot handle a couple hundred thousand Communists, then there's something wrong," Thieu has said. "The time is coming when we can take more bacteria into our system...
...latest washday products are designed to supplement, not take the place of, ordinary detergents. Their enzymes are bacteria-produced catalysts that break down organic matter in much the same way that the stomach digests food. In laundering, enzymes decompose protein-based stains-chocolate, grass, blood-so that they can be washed away more easily later...
Space-Capsule Communes. Many theologians are asking whether it is ethical for man to transport bacteria from earth to other planets without knowing what the biological effects might be. Some clergymen suggest that prolonged space travel might result in new forms of family-sort of space-capsule communes. "When you have ships with a dozen or so people on them," says the Rev. Edward Hobbs of Berkeley's Episcopal divinity school, "I would presume that there would be some sort of heterosexual community formed...