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This process made cells spread out on the surface of culture plates, in a similar way to cancer cells moving out from a tumour.
BBC: NEWS | Health | Molecule 'helps cancer to spread'
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These algae now release their oil, which floats to the surface of the culture vessel.
ECONOMIST: Biofuels from algae: Craig's twist | The
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Their views don't require much beyond attending to surface symptoms of a culture that offers far more depth and color when it's taken seriously and criticized thoughtfully.
NPR: Author Comes to Hip-Hop Music's Defense
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The culture Microsoft has fostered for decades assumes that the Surface Pro is for work.
FORBES: Surface Pro Can Run Diablo III, Portal 2, Other AAA Games - Why Isn't Microsoft Evangelizing This?
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Because I have been a victim of all this, I feel very, very, very strongly, deeply and sincerely, not just on the surface, something just mouthed, that we have to eliminate the culture of violence from our society.
CNN: 'It Is a Very Critical Time'
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And yet, scratch the surface, take the time to get to know somebody else from a different culture, a different race, a different ethnicity, and it turns out that there are hopes and dreams that bind us together.
WHITEHOUSE: Diplomatic Corps Holiday Reception