[color=#000000]For more than 20 years, it's been a struggle for AIDS researchers like immunologist Julie McElrath, M.D., Ph.D. Dr. McElrath, Fred Hutchinson Cancer Research Center, Seattle: "HIV is tricky. It is definitely eluding us." Since the mid-80s, scientists have been trying to produce an AIDS vaccine. There have been countless studies that have enrolled people like Wendy Hilliker. Dr. McElrath: "It was important for me because I had seen people that I cared about -- people that I'd worked with -- succumb to AIDS." The virus has a crafty ability to mutate and evade drugs designed to fight it. But some promising findings from yet another vaccine offer new hope. Dr. McElrath: "For now, we think it's the best thing we've seen yet, ever
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