Tag Archives: microRNA

microRNA: A cellular communicator

Discovered only about fifteen years ago, research on the non-coding variant of RNA called microRNA (or miRNA) continues to expand its role. New work by Chen-Yu Zhang and colleagues at five Chinese institutions has identified miRNA as an important cell-to-cell and cell-to-organ communication mechanism, one that is more versatile than the traditional notion of cellular [...]
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New for epigenetics: Active pseudogenes and RNA as gene regulator

How is it that the human genome, with about 23,000 protein coding genes, can produce such a complicated organism as the human being, when the laboratory flatworm (C. elegans, a relatively simple organism) has about 20,000 coding genes? It seems fairly obvious that there must be something else at work in more complex organisms that [...]
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Cell development: microRNA moves between cells

How do cells develop; how do tissues form? For example, what guides cells to form a heart? These are crucial questions for molecular biology and an area with decades of research that still feels like it’s just getting started. Case in point: Researchers at the Boyce Thompson Institute for Plant Research (BTI, New York, USA) [...]
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