A living cell is exposed to a variety of stimuli. Countless messengers dock on its surface, where receptors in the cell membrane receive the incoming "orders." Signaling cascades are then triggered inside the cell, which ...
Cell & Microbiology
Mar 15, 2022
0
49
Six years ago, Michael Niederweis, Ph.D., described the first known toxin of the deadly pathogen Mycobacterium tuberculosis (Mtb), an exotoxin that had gone undetected for 132 years.
Molecular & Computational biology
Nov 24, 2021
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214
Biological vesicles are nano-sized containers that transport proteins and other substances within or between cells. Most cells release so-called extracellular vesicles (EVs), which play important roles in cell-to-cell communication. ...
Molecular & Computational biology
Aug 31, 2021
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35
Six years ago, Michael Niederweis, Ph.D., described the first toxin ever found for the deadly pathogen Mycobacterium tuberculosis. This toxin, tuberculosis necrotizing toxin, or TNT, became the founding member of a novel ...
Molecular & Computational biology
Apr 8, 2021
0
88
Our lives are so often dictated by time—it seems like we are not the only ones.
Cell & Microbiology
Mar 29, 2021
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171
Minute differences in individual muscle cell contractions allow the entire muscle to flex with greater control and accuracy. Long dismissed as "noise" or error, experts now suspect that biological systems may have evolved ...
Cell & Microbiology
Sep 1, 2020
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19
Basing their research on an unexpected interspecies difference between rats and mice, researchers at Karolinska Institutet and Stockholm University have mapped a system in the brain that controls paternal behavior towards ...
Cell & Microbiology
Aug 7, 2020
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120
When bacteria such as Salmonella or Yersinia cause fever, diarrhoea or abdominal pain, tiny 'injection needles' are at work: their type 3 secretion system, or T3SS for short, shoots bacterial virulence proteins directly into ...
Cell & Microbiology
May 13, 2020
0
61
An international team headed by Óscar Llorca at the Spanish National Cancer Research Centre (CNIO), and the group led by Sebastian Geibel at the University of Würzburg (Germany), report an accurate 3-D model of the mechanism ...
Biochemistry
Oct 9, 2019
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43
Researchers in China have developed a rewriteable paper coating that can encrypt secret information with relatively low-tech invisible ink—water. A message printed out by a water-jet printer on a manganese-complex-coated ...
Materials Science
Sep 25, 2019
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72
