Actin is among the most abundant proteins in cells, and it has many jobs—from giving the cell its very shape and structure to managing networks of proteins crucial to numerous cellular functions. Without it, the fragile ...
Cell & Microbiology
Oct 26, 2020
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30
Johns Hopkins Medicine researchers say they have evidence to potentially overturn a prevailing belief in a type of important signaling within cells. The mainstream idea is that a single protein receptor molecule—a kind ...
Cell & Microbiology
Aug 19, 2022
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41
An international team of researchers has succeeded in "filming" the activation of an important receptor. They froze the involved molecules at different points in time and photographed them under the electron microscope. They ...
Molecular & Computational biology
Mar 13, 2024
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76
(Phys.org) —In the human body, lipids do not only serve as energy stores and structural elements, but they are also important signaling molecules. Disruptions of lipid signal transmission seem to be involved in diseases ...
Biochemistry
Jun 12, 2013
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0
Cell division is the basis of all life. Even the smallest errors in this complex process can lead to grave diseases like cancer. Certain proteins have to be switched on or off at specific times for proper cell division. Biophysicists ...
Cell & Microbiology
Mar 26, 2018
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6
People feel it, animals feel it, and yes, plants sense it too. It's stress.
Plants & Animals
Mar 30, 2010
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0
St. Jude Children's Research Hospital scientists solved the 3D structure of a major protein complex in cilia, signaling appendages found on cells. The structure was captured at the highest resolution to date. The work serves ...
Cell & Microbiology
Feb 13, 2023
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54
A team of researchers has established a ribonucleic acid (RNA)-based method that drives cells in the body to produce therapeutic proteins and secrete them into the bloodstream. The approach could potentially extend the lifespan ...
Cell & Microbiology
Jul 3, 2024
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10
An artificial system using a DNA-laced hydrogel can receive a chemical signal and release the appropriate protein, according to Penn State researchers. Further stimulation by the chemical signal continues to trigger a response.
Biochemistry
Oct 26, 2017
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9
Membrane proteins are key targets for many drugs. They are located between the outside and inside of our cells. Some of them, called transporters, move certain substances in and out of the cellular environment. Yet, extracting ...
Biochemistry
Oct 24, 2022
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63
