Bacterial pathogens like Salmonella, Shigella, Listeria and many others exploit the protein skeleton of the cells they infect in order to spread throughout the host. However, how is this so-called cytoskeleton of host cells ...
Cell & Microbiology
Dec 15, 2022
0
51
Toxins released by a type of bacteria that cause diarrheal disease hijack cell processes and force important proteins to assemble into "roads to nowhere," redirecting the proteins away from other jobs that are key to proper ...
Molecular & Computational biology
Nov 18, 2022
0
139
In a new study, University of Maryland researchers have demystified the process by which cells receive their shape—and it all starts with a protein called actin.
Cell & Microbiology
Nov 4, 2022
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88
Actin filaments are protein fibers that make up the internal skeleton of the cell. As active elements of our cells, actin filaments support the cell's fusion, movement and are involved in many other cellular processes. Importantly, ...
Cell & Microbiology
Oct 26, 2022
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7
Inside the leading edge of a crawling cell, intricate networks of rod-like actin filaments extend toward the cell membrane at various angles, lengthening protein by protein. Upon impact, the crisscrossing rods glance off ...
Biochemistry
Oct 26, 2022
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35
During development, the cells of an embryo divide until a fully functional organism emerges. One component of the cell is especially important during this process: the cell cortex. This fine network of hair-like filament ...
Cell & Microbiology
Sep 16, 2022
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22
Leishmania are flagellated protozoan parasites that rely on both sandfly and mammalian hosts. Leishmania species cause severe diseases, especially in tropical countries. Due to their peculiar life cycle and their more than ...
Evolution
Aug 23, 2022
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33
Protein structures are typically determined by studying them in their purified form, outside the busy inner workings of the cell, and because of this, their biological relevance is often called into question. In a new study ...
Biotechnology
Jun 9, 2022
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39
A family of proteins that have a role in ensuring many types of cells move and maintain their shape may promote disease when they act like workaholics and disrupt the cellular environment, new research suggests.
Cell & Microbiology
May 19, 2022
0
43
For a new plant to grow from a seed, cells need to divide numerous times. Daughter cells can each take on different tasks and sometimes vary in size. How plants determine the plane of cell division in this process, known ...
Cell & Microbiology
May 5, 2022
0
19
