Featured series 
Tag: Sexually transmitted diseases
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Nation & World
An experiment gone horribly awry
Victims of U.S. syphilis experiments in Guatemala are still awaiting compensation that may or may not come, even as new laws passed in the wake of 9/11 make it harder, in some circumstances, to sue disease researchers for wrongdoing, panelists at Harvard Law School said.
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Nation & World
When parasites catch viruses
Researchers have found that a protozoan parasite causing an STD that affects a quarter of a million people yearly is fueled in part by its own viral symbiont. Antibiotics that simply kill the parasite are not the solution.
