About 95 percent of the global population is immune to leprosy. But among those who are susceptible, it’s not entirely clear how some get infected. Many people newly diagnosed with the disease say they never met anyone else who had leprosy, says Richard Truman, a leprosy researcher at Louisiana State University in Baton Rouge. Although the infection may take years to produce symptoms, people might remember encountering someone with the disease because transmission of leprosy seems to require close, long-term contact with an infected person
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Leprosy lurks in armadillos in Brazil’s Amazon | Science Newsead from person-to-person, says study coauthor and immunologist John Spencer of Colorado State University in Fort Collins. The leprosy bacterium can live in people’s noses and may be shed in droplets when a person sneezes, coughs or breathes. <span>About 95 percent of the global population is immune to leprosy. But among those who are susceptible, it’s not entirely clear how some get infected. Many people newly diagnosed with the disease say they never met anyone else who had leprosy, says Richard Truman, a leprosy researcher at Louisiana State University in Baton Rouge. Although the infection may take years to produce symptoms, people might remember encountering someone with the disease because transmission of leprosy seems to require close, long-term contact with an infected person, such as living with a family member. The source of those people’s leprosy is a mystery. Truman and colleagues reported in 2011 that nine-banded armadillos in the southeastern United St Summary
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