News tagged with cellular membrane

Lessons from herbicide tolerance

(Phys.org)—Polyamines are widespread and important organic compounds involved in multiple cellular processes in living organisms. Their levels are highly regulated through a combination of processes including ...

dateAug 24, 2012 in Biotechnology
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Quality-control mechanism found in bacteria

(Phys.org) -- Like quality-control managers in factories, bacteria possess built-in machinery that track the shape and quality of proteins trying to pass through their cytoplasmic membranes, Cornell biomolecular engineers ...

dateAug 03, 2012 in Cell & Microbiology
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Cell protein interactions favor fats

For cells to signal each other to carry out their vital work, could the cell membrane's lipids -- or fats -- play a role in buttering-up the process? A research group led by University of Illinois at Chicago chemistry professor ...

dateMar 22, 2012 in Cell & Microbiology
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Another piece of the ion pump puzzle

From bacteria to humans, all cells use molecules of adenosine triphosphate (ATP) as fuel to power a broad range of biochemical reactions. For example, massive multi-subunit enzymes known as V-ATPases convert ...

dateMar 16, 2012 in Biochemistry
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How muscle cells seal their membranes

Every cell is enclosed by a thin double layer of lipids that separates the distinct internal environment of the cell from the extracellular space. Damage to this lipid bilayer, also referred to as plasma membrane, ...

dateMar 14, 2012 in Cell & Microbiology
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