A tiny chemical modification on one of the most abundant and important proteins in cells, actin, has long been somewhat mysterious, its function not fully understood, but scientists from the Perelman School of Medicine at ...
Cell & Microbiology
Apr 8, 2020
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67
A new piece of a difficult puzzle—the nature of memory—fell into place this week with a hint at how brain cells change structure when they learn something.
Biochemistry
Aug 26, 2019
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223
Every living thing moves—prey from predators, ants to crumbs, leaves toward sunlight. But at the most fundamental level, scientists are still struggling to grasp the physics behind how our own cells build, move, transport ...
Cell & Microbiology
May 30, 2019
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1911
A key building block of life, actin is one of the most abundant and highly conserved proteins in eukaryotic cells.
Cell & Microbiology
Mar 24, 2013
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0
Imagine a dark room packed full of furniture. Now imagine moving through it to get to the other side, using only your toe tips for guidance. While it may seem challenging (or unspeakably tedious) to us, this is a task that ...
Cell & Microbiology
Sep 13, 2023
0
14
A single human cell teems with as many 100,000 different proteins. Actin is one of the most abundant and essential of them all. This protein forms into filaments that help make up the skeleton of cells, giving them shape. ...
Cell & Microbiology
Jul 20, 2023
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112
Actin filaments—protein structures critical to living movement from single cells to animals—have long been known to have polarity associated with their physical characteristics, with growing "barbed" and shrinking "pointed" ...
Cell & Microbiology
Jun 8, 2023
0
133
A team of researchers has developed a new method to screen FDA-approved drugs to determine if they could be repurposed or improved to help patients with a rare, debilitating disease of the nervous system.
Biochemistry
Feb 16, 2023
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24
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
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
0
35
