Biology - Cell & Microbiology news

How bacteria control their size

Scientists have traditionally studied bacteria in large numbers, not individually. Working with tens of millions of cells in a culture flask, they tracked their growth by looking at how much the cells dimmed ...

Jan 05, 2015
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The epigenetic switchboard

Epigenetic signals help determine which genes are activated at which time in a given cell. A novel analytical method enables systematic characterization of the relevant epigenetic tags, and reveals that the ...

Jan 12, 2015
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The quality of light

Rapidly growing bacteria that live in the ocean and can manufacture their own food hold promise as host organisms for producing chemicals, biofuels, and medicine. Researchers at Pacific Northwest National ...

Dec 30, 2014
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Protein recycling machine visualized

Howard Hughes Medical Institute (HHMI) scientists have new structures of an essential cellular recycling machine that depict its structure with near atomic-level detail. The structures, which show a protein ...

Jan 13, 2015
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Living longer, not healthier

A study of long-lived mutant C. elegans by scientists at the University of Massachusetts Medical School shows that the genetically altered worms spend a greater portion of their life in a frail state and ex ...

Jan 20, 2015
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