(Phys.org) —A football-shaped structure, known as the mitotic spindle, makes cell division possible for many living things. This piece of cellular architecture, responsible for dividing up genetic material, is in constant ...
Cell & Microbiology
Apr 16, 2014
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Supplied with sufficient energy, a freight train would ride the rails as far as they go. But nature also knows systems whose dynamics suddenly turn into a kind of endless loop. Like in a hamster wheel, a train caught up in ...
Cell & Microbiology
Nov 15, 2011
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Two independent teams of scientists from the University of Utah and the University of Massachusetts Medical School have discovered that a gene crucial for learning, called Arc, can send its genetic material from one neuron ...
Cell & Microbiology
Jan 16, 2018
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Inside neurons, motor proteins haul precious cargo, moving essential goods along thread-like roadways called microtubule tracks.
Cell & Microbiology
Jan 20, 2022
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Microtubules are protein polymers that assemble into dynamic structures, essential for cell division, shape, motility, and transport of intracellular cargos.
Cell & Microbiology
Sep 9, 2019
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Microtubules help to regulate cell structure. A group of Japanese researchers have used cryo-electron microscopy to shed light on how a certain protein keeps microtubules stable and regulates microtubule-based transport within ...
Cell & Microbiology
Oct 1, 2018
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A new study focuses on the motion of motor proteins in living cells, applying a physicist's tool called non-equilibrium statistical mechanics
General Physics
Dec 20, 2013
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Every second, around 25 million cell divisions take place in our bodies. This process is driven by microtubule filaments which continually grow and shrink. A new study shows how so-called motor proteins in the cytosol can ...
Cell & Microbiology
Jul 2, 2012
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Spartin, a protein linked to the neuronal disease Troyer syndrome, was thought to function in endocytosis. In the March 23, 2009 issue of the Journal of Cell Biology, Eastman et al. identify an unexpected role for Spartin ...
Cell & Microbiology
Mar 23, 2009
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In the fruit fly Drosophila, oskar mRNA, which is involved in defining the animal’s body axes, is produced in the nuclei of nurse cells neighbouring the oocyte, and must be transported to the oocyte and along its entire ...
Cell & Microbiology
Nov 26, 2009
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