Cellular signaling pathways involved in everything from the proliferation of fatty tissue to the death of neurons in the brain are tightly regulated by "cascades" of sequentially activated enzymes, MAP kinases. These enzymes ...
Cell & Microbiology
Jan 21, 2019
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4
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
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
Scientists from MIPT, in collaboration with international colleagues, have proposed a universal mechanism for the sense of smell in bacteria. The researchers obtained the structure of the NarQ protein from Escherichia coli ...
Cell & Microbiology
May 22, 2017
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33
An international team including researchers from MIPT's Laboratory for Advanced Studies of Membrane Proteins have proposed an explanation of how bacteria process external signals. By identifying the detailed structure of ...
Cell & Microbiology
Apr 10, 2017
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196
According to a theoretical model developed by LMU physicists, in cell protrusions, cargo-transporting motor proteins often get in each other's way. The upshot is that freely diffusing proteins reach the leading edge faster.
General Physics
Mar 27, 2017
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5
The targeted incorporation of proteins into the membrane is a vital process for cell maintenance; these membrane proteins ensure the proper functioning of the cell's metabolism, communication with its environment, and energy ...
Cell & Microbiology
Jan 31, 2017
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4
A team of scientists at the Centro Nacional de Investigaciones Cardiovasculares Carlos III (CNIC), led by Prof. Francisco Sánchez-Madrid, has characterized a cell signal that impedes intercellular communication and could ...
Cell & Microbiology
Nov 29, 2016
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6
Neural stem cells are responsible for the formation of differentiated daughter cells in the developing brain. If no new cells are needed, the stem cells may enter a resting phase called quiescence. Biologists at Johannes ...
Cell & Microbiology
Apr 20, 2016
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3
Protein is the fundamental substance of life. The genetic code directing protein synthesis is stored in DNA. When a cell is instructed, the code information transfers from DNA to mRNA. Then, information on mRNA is further ...
Cell & Microbiology
Apr 14, 2016
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