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Cellular Power Plants Also Fend Off Viruses

Date:
August 26, 2005
Source:
Howard Hughes Medical Institute
Summary:
Howard Hughes Medical Institute researchers have discovered a surprise lurking inside mitochondria, the power plants that are present in every cell. It turns out that these powerhouses also contain a protein that triggers the immune system to attack viral invaders.

Three confocal microscopic images of a cell stained with an antibody that detects the protein MAVS (left), Mito-Tracker (center), and an overlay of the green and red images (right) that indicates the mitochondrial localization of MAVS.
Credit: Image s courtesy of Zhijian 'James' Chen, HHMI at UT Southwestern Medical Center

Researchers have discovered a surprise lurking inside mitochondria, the power plants that are present in every cell. It turns out that these powerhouses also contain a protein that triggers the immune system to attack viral invaders.


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The above story is based on materials provided by Howard Hughes Medical Institute. Note: Materials may be edited for content and length.


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Howard Hughes Medical Institute. "Cellular Power Plants Also Fend Off Viruses." ScienceDaily. ScienceDaily, 26 August 2005. <www.sciencedaily.com/releases/2005/08/050826075917.htm>.
Howard Hughes Medical Institute. (2005, August 26). Cellular Power Plants Also Fend Off Viruses. ScienceDaily. Retrieved April 16, 2014 from www.sciencedaily.com/releases/2005/08/050826075917.htm
Howard Hughes Medical Institute. "Cellular Power Plants Also Fend Off Viruses." ScienceDaily. www.sciencedaily.com/releases/2005/08/050826075917.htm (accessed April 16, 2014).

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