The majority of RNA expression differences between individuals have no connection to the abundance of a corresponding protein, report scientists from the University of Chicago and Stanford University in Science on Dec. 18. ...
Cell & Microbiology
Dec 18, 2014
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Like a smart sensor that adjusts the lighting in each room and a home's overall temperature, a protein that governs the making of other proteins in the cell also appears capable of controlling fat levels in the body.
Cell & Microbiology
Dec 12, 2014
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Credited with revolutionizing scientific studies, green fluorescent proteins or GFPs let scientists track molecules in complex reactions inside cells. Found in jellyfish and other marine animals, GFP glows green when hit ...
Materials Science
Sep 10, 2014
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In any animal's lifecycle, the shift from egg cell to embryo is a critical juncture. This transition represents the formal initiation of development—a remarkably dynamic process that ultimately transforms a differentiated, ...
Cell & Microbiology
May 29, 2014
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Over the last ten years, a number of studies have suggested that, in animal cells, translation and protein turnover play a larger role in determining the different levels at which proteins are expressed than transcription. ...
Cell & Microbiology
Feb 27, 2014
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(Phys.org) —Rice University scientists have created a way to fine-tune a process critical to the pharmaceutical industry that could save a lot of time and money.
Biochemistry
Jan 22, 2014
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Membrane proteins are the "gatekeepers" that allow information and molecules to pass into and out of a cell. Until recently, the microscopic study of these complex proteins has been restricted due to limitations of "force ...
Analytical Chemistry
Dec 17, 2013
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The theory of evolution suggests that present-day organisms evolved from earlier life forms.
Biochemistry
Dec 13, 2013
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(Phys.org) —The central dogma of biology is that DNA gives rise to mRNA, which then gives rise to protein. Thus, it has been widely assumed that changes in specific mRNA levels are always accompanied by commensurate changes ...
Cell & Microbiology
Oct 28, 2013
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New research has revealed how the Emperor Penguin is able to dive to depths of over 500m and stay under water for up to 27 minutes – deeper and longer than any of its fellow avian species.
Plants & Animals
Sep 1, 2013
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