By Jon Cohen
Science – Among bacteria, Salmonella is notorious: One strain causes typhoid and spreads readily among humans, often because of inadequate sanitation or hygiene, leading to millions of cases a year. Think Typhoid Mary, the infamous New York cook. Another strain, known as nontyphoidal Salmonella (NTS), causes millions of cases of food poisoning each year and is usually contracted by eating undercooked meat or eggs. There’s a lesser-known relative as well, invasive nontyphoidal Salmonella (iNTS), which also causes serious disease in humans—and appears to have exploded in sub-Saharan Africa over the past 50 years….. >>Continue reading<<
Source and Photo: Science, 1 October 2012
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