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In a paper appearing in this week's Early Edition, researchers at Johns Hopkins University School of Medicine and at the University of California, Irvine, show that deletion of Lhx2 in aging mice induces constitutive reactive gliosis, which then reduces "rates of ongoing apoptosis and compromised both rod and cone photoreceptor function." The Hopkins-Irvine team adds that these animals also "showed a dramatically reduced ability to induce expression of secreted neuroprotective factors and displayed enhanced rates of apoptosis in light-damage assays." Overall, the researchers say their study

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CBS This Morning highlights recent Medicare fraud involving offers of genetic testing.

Researchers find that many cancer drugs in development don't work quite how their developers thought they did, as Discover's D-brief blog reports.

Mariya Gabriel, a Bulgarian politician, is to be the next European Union research commissioner, according to Science.

In Science this week: a survey indicates that US adults are more likely to support the agricultural use of gene drives if they target non-native species and if they are limited, and more.