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Science News for February 20, 2015


AU professor develops web tool to speed data collection

A new web application developed by AU Professor Michael Bader and colleagues uses Google Street View technology to speed up researchers' data collection for sociological studies on aging in place. The app eliminates costly and time-consuming aspects of conducting research, providing a reliable tool for large-scale research.

SourceAmerican University·JournalHealth & Place·DateFeb 20, 2015

Bacterial memories

The study found that Listeria monocytogenes adapts its metabolism specifically to the host genotype, correlating with the severity of symptoms in infected mice. Bacteria retain a 'memory effect' that reverts to a common metabolic fingerprint after laboratory cultivation.

Education 'experts' may lack expertise, study finds

A new study suggests that education 'experts' with substantial media presence but little background in education and policy research may be more influential than those with empirical expertise. Researchers found experts associated with organizations like the American Enterprise Institute received nearly 2.5 times more citations.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalEducation Policy Analysis Archives·DateFeb 20, 2015

Protein linked to development of asthma

A study published in Journal of Biological Chemistry identifies CCL28 as a key player in inducing asthma pathology even without a viral infection. This finding opens the door for developing potent and specific CCL28 inhibitors to prevent post-viral asthma in young children.

SourceMedical College of Wisconsin·JournalJournal of Biological Chemistry·DateFeb 20, 2015

Ancient and modern cities aren't so different

A study on ancient settlements in the Basin of Mexico found that larger settlements were more productive and efficient, exhibiting similar urban scaling trends as modern cities. The research team analyzed data from over 2000 years and four cultural eras to estimate populations and site use intensity.

SourceSanta Fe Institute·JournalScience Advances·DateFeb 20, 2015