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Science News for May 24, 2007


Some forest birds can survive in agricultural countryside with limited habitat conservation

A recent study by Stanford University researchers found that tropical forest birds can thrive in coffee plantations with minimal restoration, highlighting the importance of preserving remnant trees and riparian corridors. The study suggests that humans and birds may coexist successfully if farmers leave small reserves of native forest.

SourceStanford University·JournalConservation Biology·DateMay 24, 2007

What exactly is repetitive strain injury?

Researchers found that repetitive strain injury is not one diagnosis but an umbrella term for various disorders caused by repetitive movements and risk factors. Conventional definitions include conditions like carpal tunnel syndrome and tendonitis, which affect millions worldwide.

SourceThe Lancet_DELETED·JournalThe Lancet·DateMay 24, 2007

JCI table of contents: May 24, 2007

A study by Arlette Darfeuille-Michaud and colleagues reveals that CEACAM6 expression promotes adherent-invasive E. coli's colonization in intestinal epithelial cells of patients with Crohn's disease, indicating a potential diagnostic marker for the condition. Meanwhile, another study by Andrea Hevener and colleagues shows that macropha...

SourceJCI Journals·JournalJournal of Clinical Investigation·DateMay 24, 2007

Essential tones of music rooted in human speech

Researchers at Duke University found that music tones correspond to the same numerical ratios as human speech frequencies. The study suggests that our ears favor these relationships due to exposure through everyday speech. This discovery may explain why certain tuning schemes sound more natural, like just intonation.

SourceDuke University·JournalProceedings of the National Academy of Sciences·DateMay 24, 2007