Influenza virus can rapidly evolve from one form to another, complicating the effectiveness of vaccines and anti-viral drugs used to treat it. By first understanding the complex host cell pathways that the flu uses for replication, ...
Cell & Microbiology
Jan 27, 2012
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(PhysOrg.com) -- Penn researchers have helped develop a nanotech device that combines carbon nanotubes with olfactory receptor proteins, the cell components in the nose that detect odors.
Bio & Medicine
Jul 26, 2011
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(PhysOrg.com) -- Using a new technique in which models of primitive cells are constructed from the bottom up, scientists have demonstrated that the structure of a cell's membrane and cytoplasm may be as important to cell ...
Biochemistry
May 18, 2011
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(PhysOrg.com) -- Molecular "motors" are at the root of most biological movement. They propel cell components, whole cells, and even our muscles on command. Barbara Imperiali and a team from the Massachusetts Institute of ...
Biochemistry
May 10, 2011
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Nine years ago, scientists at Cedars-Sinai's Maxine Dunitz Neurosurgical Institute detected a subtle shift occurring in the molecular makeup of the most aggressive type of brain tumors, glioblastoma multiforme. With further ...
Bio & Medicine
Nov 5, 2010
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(PhysOrg.com) -- For the first time, it has been possible to measure electron density in individual molecular states using what is known as the photoelectric effect. Now published in Science, this method represents a key ...
General Physics
Nov 16, 2009
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(PhysOrg.com) -- Xerox has developed an ink which can be used to print circuits onto plastics, films, and textiles. Although circuits printed on flexible materials aren't new, Xerox's method may be cheap and easy enough to ...
Reporting in the journal Nature, researchers led by Emad Alnemri, Ph.D., professor of Biochemistry and Molecular Biology in the Kimmel Cancer Center at Jefferson, discovered a key protein component involved in inflammation.
Jan 22, 2009
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Cells divide to produce new cells. A protein meshwork called the fibrous corona plays an important role during this process, as it ensures that DNA is evenly distributed over the new daughter cells. In collaboration with ...
Cell & Microbiology
Nov 13, 2023
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"Miniature shredders" are at work in each cell, disassembling and recycling cell components that are defective or no longer required. The exact structure of these shredders differs from cell type to cell type, a study by ...
Cell & Microbiology
Mar 16, 2023
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