Proton exchange membrane fuel cells (PEMFC) have attracted much attention because of high conversion efficiency, low environmental pollution, and high specific energy, which can be widely used in vehicles such as automobiles, ...
Analytical Chemistry
May 26, 2023
0
5
Particles known as extracellular vesicles play a vital role in communication between cells and in many cell functions. Released by cells into their environment, these "membrane particles" consist of a cellular membrane carrying ...
Bio & Medicine
May 24, 2023
0
97
Scientists at St. Jude Children's Research Hospital and the University of Texas Southwestern Medical Center studied the structure and function of a transporter involved in cancer and immunity. They captured six structures ...
Cell & Microbiology
May 23, 2023
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83
Creating artificial cells with life-like characteristics out of a minimal set of components is a major goal of synthetic biology. Autonomous motion is a key capability here, and one that is difficult to reproduce in the test ...
Cell & Microbiology
May 19, 2023
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27
In order to move, cells must be able to rapidly change shape. A team of researchers from the University of North Carolina at Chapel Hill show that cells achieve this by storing extra "skin" in folds and bumps on their surface. ...
Cell & Microbiology
May 18, 2023
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12
Colistin is a cationic cyclic peptide that disrupts bacterial cell membranes of Gram-negative bacteria. It is one of the few remaining antibiotics of last resort for use against infections with multidrug-resistant bacteria. ...
Cell & Microbiology
May 10, 2023
0
35
A recent study published in Nano Letters has introduced a new method for delivering particles into stem cells, which are notoriously difficult to penetrate. The discovery will make it easier to direct and enhance the processes ...
Bio & Medicine
May 9, 2023
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83
Adding long-chain fatty acids can thicken cell membranes and alter the activity of a key enzyme, as LMU scientists have demonstrated in cell cultures.
Biochemistry
May 4, 2023
0
6
Scientists have known that when a mouse embryo is developing, the cells that will become its spine and muscles switch specific genes on and off repeatedly, in a synchronous fashion. However, there are deep mysteries about ...
Cell & Microbiology
May 2, 2023
0
222
What seems like a straightforward task for a cell—dividing in two—is actually an intricate series of engineering puzzles. A dividing cell needs to maneuver its insides so that the right components will end up in each ...
Cell & Microbiology
May 2, 2023
0
110
