Thanks to antiretrovirals, an AIDS diagnosis hasn't been a death sentence for nearly two decades. But highly active antiretroviral therapy, or HAART, is also not a cure. Patients must adhere to a demandingly regular drug regimen that carries plenty of side effects. And while the therapy may be difficult to undergo in the United States, it is nearly impossible to scale to the AIDS crisis in the developing world. The problem with HAART is that it doesn't address HIV's so-called proviral reservoirs - dormant forms of the virus that lurk within T-cells and other cell types...

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