Within a single cell, thousands of molecules, such as proteins, ions, and other signaling molecules, work together to perform all kinds of functions—absorbing nutrients, storing memories, and differentiating into specific ...
Cell & Microbiology
Nov 23, 2020
0
234
Water molecules distort the electrical resistance of graphene, but a team of European researchers has discovered that when this two-dimensional material is integrated with the metal of a circuit, contact resistance is not ...
Nanomaterials
Jan 30, 2019
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35
Bacteria are considered to be true experts in survival. Their rapid adaptive response to changing environmental conditions is based, among other things, on two competing signaling molecules. As the 'Yin and Yang' of metabolic ...
Cell & Microbiology
Nov 9, 2020
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42
Despite the promise associated with the therapeutic use of human stem cells, a complete understanding of the mechanisms that control the fundamental question of whether a stem cell becomes a specific cell type within the ...
Cell & Microbiology
Mar 1, 2012
1
0
A new power-free microfluidic chip developed by researchers at the RIKEN Advanced Science Institute (ASI) enables detection of microRNA from extremely small sample volume in only 20 minutes. By drastically reducing the time ...
Analytical Chemistry
Nov 7, 2012
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0
Scientists from Japan, India and the US have observed lipid rafts in live cells for the first time. These rafts are active sections of the cell membrane responsible for signal transduction as well as the entry of toxins into ...
Biochemistry
Apr 25, 2017
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3
When nerve cells communicate with one another, specialized receptor molecules on their surfaces play a central role in relaying signals between them. A collaborative venture involving teams of chemists based at Ludwig-Maximilians-Universitat ...
Biochemistry
Jan 10, 2012
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0
(Phys.org)—Diatoms (unicellular photosynthetic organisms) reproduce through asexual cell division alternating with short periods of sexual reproduction. A German and Belgian team has now determined that pheromones play ...
Biochemistry
Dec 14, 2012
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0
Calcium is so much more than the mineral that makes our bones and teeth strong: It is a ubiquitous signaling molecule that provides crucial information inside of and between cells. Calcium is used to help our hearts beat ...
Plants & Animals
Jan 4, 2013
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0
During embryonal development of vertebrates, signaling molecules inform each cell at which position it is located. In this way, the cell can develop its special structure and function. For the first time now, researchers ...
Cell & Microbiology
Jan 14, 2015
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