After attaining a PhD from Beijing Normal University, Liu became a visiting scholar at Columbia University in the United States, the University of Oslo in Norway and the University of Hawaii.

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Now, using one of the fastest DNA sequencers on the market, researchers at Penn State, Columbia University, and the United States Department of Agriculture have found that collapsing hives are much more likely to be infected by the Israeli acute paralysis virus (IAPV), using a new approach that aims to sequence all the genes in an environment almost as if they were single organisms.

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Scientists from Bangladesh, Britain and the United States bent their minds to the problem at a conference in November at Columbia University in New York.

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Ajay Nair, associate dean of multicultural affairs at Columbia University, said many immigrant families struggle over cultural and generational gaps, but that most South Asian communities in the United States enjoy "wonderful" relationships within their families.

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