Rockefeller University

Aurora B answers an XIST-ential question

Early in development, mammalian female cells counteract their double dose of X chromosomes by coating one of them with a large RNA named XIST. The RNA binds to the same X chromosome from which it is transcribed ...

Aug 24, 2009
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Scientists identify stomach’s timekeepers of hunger

(PhysOrg.com) -- New York collaborators at Columbia and Rockefeller Universities have identified cells in the stomach that time the release of a hormone that makes animals anticipate food and eat even when they are not hungry. ...

Aug 14, 2009
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Teasing apart T helper cells

The cytokine IL-9 promotes a multiple sclerosis-like disease in mice, according to a new study by Nowak et al. published online on July 13th in the Journal of Experimental Medicine. In a related Commentary, Richar ...

Jul 27, 2009
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HIV uses autophagy for its own means

Not satisfied with simply thwarting its host's defensive maneuvers, HIV actually twists one to its advantage, based on new findings from Kyei et al. in the July 27, 2009 issue of the Journal of Cell Biology. Vojo D ...

Jul 27, 2009
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Building memories with actin

Memories aren't made of actin filaments. But their assembly is crucial for long-term potentiation (LTP), an increase in synapse sensitivity that researchers think helps to lay down memories. In the July 13, ...

Jul 13, 2009
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