News tagged with host cell
Amoeba offers key clue to photosynthetic evolution
(PhysOrg.com) -- The major difference between plant and animal cells is the photosynthetic process, which converts light energy into chemical energy. When light isn't available, energy is generated by breaking ...
Feb 27, 2012 |
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Identical virus, host populations can prevail for centuries
A Woods Hole Oceanographic Institution (WHOI) scientist, analyzing ancient plankton DNA signatures in sediments of the Black Sea, has found for the first time that the same genetic populations of a virus and its algal host ...
Jul 21, 2011 |
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Scientists identify a deadly tool in Salmonella's bag of tricks
The potentially deadly bacterium Salmonella possesses a molecular machine that marshals the proteins it needs to hijack cellular mechanisms and infect millions worldwide.
Feb 03, 2011 |
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New findings detail how virus prepares to infect cells
(PhysOrg.com) -- Researchers have learned the atomic-scale arrangement of proteins in a structure that enables a virus to invade and fuse with host cells, showing precisely how the structure morphs with changing ...
Dec 01, 2010 |
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Ebola and Marburg viruses may be much older than thought
(PhysOrg.com) -- New research on the DNA of wallabies, rodents, a number of mammals and bats has found it is likely the ancestors of the Ebola and lesser-known Marburg viruses were in existence tens of millions ...
Jun 28, 2010 |
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Scientists Discover New Surprise in a Virus' Bag of Tricks
(PhysOrg.com) -- Yale University researchers have discovered a novel viral survival strategy, an insight that could help scientists better understand how viruses contribute to diseases such as cancer and AIDS.
Jun 18, 2010 |
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Biologists provide molecular explanation for the evolution of Tamiflu resistance
Biologists at the California Institute of Technology have pinpointed molecular changes that helped allow the global spread of resistance to the antiviral medication Tamiflu (oseltamivir) among strains of the seasonal H1N1 ...
Jun 03, 2010 |
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Findings uncover new details about mysterious virus
(PhysOrg.com) -- An international team of researchers has determined key structural features of the largest known virus, findings that could help scientists studying how the simplest life evolved and whether the unusual virus ...
Apr 28, 2009 |
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Scientists identify human monoclonal antibodies effective against bird and seasonal flu viruses
Researchers at the Dana-Farber Cancer Institute, Burnham Institute for Medical Research and the Centers for Disease Control and Prevention have reported the identification of human monoclonal antibodies (mAb) that neutralize ...
Biology /
Feb 22, 2009 |
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Image pinpoints all 5 million atoms in viral coat
(PhysOrg.com) -- If a picture is worth a thousand words, then Rice University's precise new image of a virus' protective coat is seriously undervalued. More than three years in the making, the image contains ...
Feb 16, 2009 |
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New findings reveal how influenza virus hijacks human cells
Influenza is and remains a disease to reckon with. Seasonal epidemics around the world kill several hundred thousand people every year. In the light of looming pandemics if bird flu strains develop the ability ...
Biology /
Feb 04, 2009 |
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Researchers discover structure of key Ebola protein
Research led by Iowa State University scientists has them a step closer to finding a way to counter the Ebola virus.
Biology /
Jan 12, 2009 |
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Zooming in on bacterial weapons in 3-D
The plague, bacterial dysentery, and cholera have one thing in common: These dangerous diseases are caused by bacteria which infect their host using a sophisticated injection apparatus. Through needle-like ...
May 21, 2012 |
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Direct transfer of plant genes from chloroplasts into the cell nucleus
Chloroplasts, the plant cell's green solar power generators, were once living beings in their own right. This changed about one billion years ago, when they were swallowed up but not digested by larger cells. ...
Apr 13, 2012 |
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To drive infections, a hijacking virus mimics a cell's signaling system
New biological research reveals how an invading virus hijacks a cell's workings by imitating a signaling marker to defeat the body's defenses. By manipulating cell signals, the virus destroys a defensive protein designed ...
Mar 26, 2012 |
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Host (biology)
In biology, a host is an organism that harbors a virus or parasite, or a mutual or commensal symbiont, typically providing nourishment and shelter. In botany, a host plant is one that supplies food resources and substrate for certain insects or other fauna. Examples of such interactions include a cell being host to a virus, a legume plant hosting helpful nitrogen-fixing bacteria, and animals as hosts to parasitic worms, e.g. nematodes.
For more information about Host (biology), read the full article at
Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.
