For plants, the only way to grow is for cells to expand. Unlike animals, cell division in plants happens only within a tiny region of the root and stem apex, making cell expansion the critical path to increased stature.
Biotechnology
Jan 23, 2014
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(Phys.org) —Molecular biologists at the University of Wyoming have found a molecular mechanism that allows myxobacteria to recognize related strains that lead to the transient fusion of their outer membranes to exchange ...
Cell & Microbiology
Nov 13, 2013
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If one wants to better understand how plants grow, one must analyse the chemistry of life in its molecular detail. Michael Hothorn from the Friedrich-Miescher-Laboratory of the Max Planck Society in Tübingen and his team ...
Cell & Microbiology
Aug 8, 2013
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A three-dimensional image of one of the proteins that serves as an on-off switch as it binds to receptors on the surface of a cell suggests there may be a sort of main power switch that could be tripped. These surface receptors ...
Biotechnology
Apr 21, 2013
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The last time you popped a pill for a headache or a stuffy nose, did you think about how the medication actually alleviates your pain or unblocks your stuffy nose? Curing a disease is a complex process and involves understanding ...
Biochemistry
Jan 14, 2013
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(Phys.org)—In biological research, a typical process would be to conduct experiments and then analyze the collected data to reach conclusions. A new model-based analysis approach from computational biology scientists at ...
Cell & Microbiology
Nov 27, 2012
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Scientists have determined the three-dimensional structure of a complete, unmodified G-protein-coupled receptor in its native environment: embedded in a membrane in physiological conditions.
Biochemistry
Oct 22, 2012
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For most of the 20th century, scientists were puzzled by how cells in our body are able to sense and react to external conditions.
Biochemistry
Oct 10, 2012
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(Phys.org)—How does one define the factors on the surface of human cells to which a molecule of interest binds? This question is typically hard to answer. Researchers of ETH Zurich have developed a new technology that enables ...
Biotechnology
Oct 5, 2012
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Researchers at the Wyss Institute for Biologically Inspired Engineering at Harvard University have developed a robotic device made from DNA that could potentially seek out specific cell targets within a complex mixture of ...
Bio & Medicine
Feb 16, 2012
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