Writing in Science Advances researchers of the University of Cologne describe a key mechanism that controls the decision-making process that allows human embryonic stem cells to make the heart. These discoveries enable better ...
Cell & Microbiology
Mar 30, 2023
0
13
When it comes to oxygen, you can have too much of a good thing. Breathing air that contains higher levels of oxygen than the usual 21 percent found in Earth's atmosphere can cause organ damage, seizures, and even death in ...
Cell & Microbiology
Mar 9, 2023
0
139
Researchers at the Centre for Genomic Regulation (CRG) in Barcelona have discovered a mechanism involving ribosomes which helps the heart toggle between a 'regular maintenance mode' for day-to-day function and an 'energy-boost ...
Cell & Microbiology
Mar 7, 2023
0
43
As time passes and we get older, many cells need to replenish themselves. They do so by dividing into new cells: Heart cells, skin cells and so on.
Cell & Microbiology
Feb 13, 2023
0
106
A beating heart, a complicated organ that pumps blood around the body of animals and humans, is not exactly something you associate with a Petri dish in a laboratory.
Evolution
Dec 12, 2022
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77
To observe living cells through a microscope, a sample is usually squeezed onto a glass slide. It then lies there calmly and the cells are observable. The disadvantage is that this limits how the cells behave and it only ...
Optics & Photonics
Nov 22, 2022
0
379
Many medical devices for treating heart failure generate nonphysiological shear flow. This can trigger the destruction of red blood cells after implantation of ventricular assist devices (VADs), artificial heart valves, vascular ...
General Physics
Nov 1, 2022
0
59
Potassium (K+) channels are small, highly specialized conduits within every living cell that are responsible for the extremely selective and rapid transport of K+ ions across cell membranes. Voltage-gated potassium (Kv) channels ...
Molecular & Computational biology
Oct 12, 2022
0
63
The neurohormone oxytocin is well-known for promoting social bonds and generating pleasurable feelings, for example from art, exercise, or sex. But the hormone has many other functions, such as the regulation of lactation ...
Cell & Microbiology
Sep 30, 2022
0
1160
The past may be a fixed and immutable point, but with the help of machine learning, the future can at times be more easily divined.
General Physics
Sep 28, 2022
0
63
