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Before surgery, Gloria Lucio, 57, who has Alzheimer's, gets a hug and kiss from her son, Valentin, 18, as her husband, Don Jones, looks on. She is part of a clinical trial at UCLA Medical Center in which holes were drilled in her skull and either an experimental drug or placebo was injected into her brain.

Family moment

( Al Seib / Los Angeles Times / April 15, 2010 )

Before surgery, Gloria Lucio, 57, who has Alzheimer's, gets a hug and kiss from her son, Valentin, 18, as her husband, Don Jones, looks on. She is part of a clinical trial at UCLA Medical Center in which holes were drilled in her skull and either an experimental drug or placebo was injected into her brain.

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Photos: 'I want to get well,' Alzheimer's patient says

Family moment