Human white blood cells, known as leukocytes, swim using a newly described mechanism called molecular paddling, researchers report in the September 15th issue of Biophysical Journal. This microswimming mechanism could explain ...
General Physics
Sep 15, 2020
1
327
Animal cells get their structural integrity from their cytoskeleton, a shapeshifting mesh of filaments inside a cell that helps the cell organize its structure and communicate with its environment. A few years ago, scientists ...
Cell & Microbiology
Oct 4, 2021
0
663
The ability of tissue cells to stick to one another is critical for many physiological and pathological processes. But normal living cells need to do much more than just hold on tight, they must monitor their environment ...
Cell & Microbiology
Feb 16, 2010
1
0
Within a cell, the nucleus is surrounded by the nuclear envelope—two layers of phospholipid membrane that prevents the nucleus mixing with other parts of the cell, thus protecting the cell's DNA from outside damage.
Cell & Microbiology
Dec 8, 2021
0
373
A study by Purdue University plant scientists and University of Nebraska-Lincoln engineers advances our understanding of how plants control their shape and development at the cellular level.
Cell & Microbiology
Mar 10, 2015
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890
(Phys.org)—The ability of fluorescence microscopy to study labeled structures like cells has now been empowered to deliver greater spatial and temporal resolutions that were not possible before, thanks to a new method developed ...
General Physics
Nov 2, 2012
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0
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
0
88
Cell biologists at The Johns Hopkins University have teased apart two integral components of the machinery that causes cells to move. Their discovery shows that cellular projections, which act as hands to help a cell "crawl," ...
Cell & Microbiology
Oct 20, 2013
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0
Programmed cell death (PCD) is a highly regulated process that occurs in all animals and plants as part of normal development and in response to the environment. New research published in BioMed Central's open access journal ...
Cell & Microbiology
Jul 24, 2012
0
0
In what they are calling a new direction in the study of Alzheimer's disease, UC Santa Barbara scientists have made an important finding about what happens to brain cells that are destroyed in Alzheimer's disease and related ...
Biochemistry
Jun 6, 2011
0
0
