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A study from a Chinese group led by Chen-Yu Zhang of Nanking University and published in Cell Research, has uncovered the fascinating result that when people eat rice, they can absorb microRNAs (miRNAs)--tiny sequences of RNA--from the rice into the blood. These rice-originating miRNAs turn up in blood and tissues of people who eat rice and...here's the kicker...one type of rice miRNA interacts with human proteins that are responsible for removing LDL ("bad" cholesterol) from the blood (!). It's the first report of plant miRNAs ending up in people by way of diet and the finding that at least one of them alters ...