PEPTIC trial comparing strategies to prevent stress ulcers in ICU patients needing mechanical ventilation

What The Study Did: Researchers report on a randomized clinical trial that compared two strategies (proton pump inhibitors vs. histamine-2 receptor blockers) to prevent stress ulcers among adult patients in intensive care units who needed mechanical ventilation. The trial was conducted at 50 ICUs in five countries to compare in-hospital death rates using the two strategies. The…

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Green in tooth and claw

Go ahead, take a big bite. Hard plant foods may have made up a larger part of early human ancestors’ diet than currently presumed, according to a new experimental study of modern tooth enamel from Washington University in St. Louis. Scientists often look at microscopic damage to teeth to infer what an animal was eating.…

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