Knockout blow

时间:2019-03-06 10:07:01166网络整理admin

By Nell Boyce in Washington DC A BREAKTHROUGH in understanding how tuberculosis lies low in the body could lead to a fast and effective cure for the disease. TB is a growing threat as drug-resistant forms emerge. At present, a course of antibiotics lasting between 6 and 12 months is needed to cure TB. It takes this long because the existing drugs target rapidly dividing bacteria, rather than the slow-growing ones responsible for persistent infections. But when John McKinney, who is now at the Rockefeller University in New York, reviewed research done in the 1950s,