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| Social stress changes immune system gene expression in primates Posted: 09 Apr 2012 01:45 PM PDT The ranking of a monkey within her social environment and the stress accompanying that status dramatically alters the expression of nearly 1,000 genes, a new scientific study reports. The research is the first to demonstrate a link between social status and genetic regulation in primates on a genome-wide scale, revealing a strong, plastic link between social environment and biology.  |
| Study debunks common myth that urine is sterile Posted: 09 Apr 2012 01:41 PM PDT Researchers have determined that bacteria are present in the bladders of some healthy women, which discredits the common belief that normal urine is sterile.  |
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