Word: vectored
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Probably the most important of the additional security steps is the recommendation that all experiments undertaken at the p-3 level use a host-vector system of at least an EK-2 level of biological containment...
...host-vector systems refer to Eschirichia coli, a strain of bacteria that rarely survives outside the lab, which can be used as a host bacteria for recombinant DNA experiments...
Unlike other viral diseases transmitted by insects, birds or mammals, smallpox is spread by man himself. Its sole "vector" is a person actually afflicted with the disease; he is contagious only during the four weeks between the appearance of the disfiguring rash and the scaling off of the ugly scabs that form on its pustules. If all those who come in contact with the victim during that period have already been vaccinated or are immune from previous infection, the human transmission chain is broken and the disease is not passed...
What began in North Viet Nam as the Year of the Cock has become the Year of the Mosquito. Aëdes aegypti, a versatile vector best known as the primary carrier of yellow fever, has brought a crippling epidemic of hemorrhaging dengue-like fever to the Hanoi area...
Rather, we might imagine, to supplement the right-to-left line for political stances, a linearly independent vector for romanticism. Left-romantics want to change people because they despair that systems can be changed or because they believe that systems will change to fit the change of people's needs. Left-unromantics (pragmatists?) want to change the system to change the man (or perhaps for more abstract reasons, justice, etc.). George Orwell, in his essay on Charles Dickens, recognized the trends, saying, "They appeal to different individuals, and they probably have a tendency to alternate in terms of time...