News tagged with human pathogens
A new optical microscopy approach opens the door to better observations in molecular biology
Researchers from the Institut Pasteur and CNRS have set up a new optical microscopy approach that combines two recent imaging techniques in order to visualize molecular assemblies without affecting their biological ...
May 17, 2012 |
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Study finds a weak spot on deadly ebolavirus
Scientists from The Scripps Research Institute and the US Army's Medical Research Institute of Infectious Diseases have isolated and analyzed an antibody that neutralizes Sudan virus, a major species of ebolavirus ...
Nov 21, 2011 |
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Why sex with a partner is better (w/ Video)
(PhysOrg.com) -- OK, it takes two for human reproduction, and now it seems that plants and animals that can rely on either a partner or go alone by self-fertilization give their offspring a better chance for ...
Oct 21, 2009 |
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Viral phenomenon: Ancient microbe invaded human DNA
Humans carry in their genome the relics of an animal virus that infected their forerunners at least 40 million years ago, according to research published Wednesday by the British science journal Nature.
Jan 06, 2010 |
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Polar growth at the bacterial scale reveals potential new targets for antibiotic therapy
(PhysOrg.com) -- An international team of microbiologists led by Indiana University researchers has identified a new bacterial growth process -- one that occurs at a single end or pole of the cell instead ...
Jan 17, 2012 |
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Cholera's nano-dagger: Researchers observe how pathogen decimates competing bacteria and human cells
Bacteria live in a state of perpetual warfare, with different species battling for dominion over their competitors and when pathogen, over their infected host. New research suggests that the human pathogen Vibrio cholerae, which ...
Feb 29, 2012 |
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The secret life of proteins: Researchers discover dual role of key player in immune system
Northwestern University Feinberg School of Medicine researchers have identified a new and unusual role for a key player in the human immune system. A protein initially believed to regulate one routine function within the ...
Jan 28, 2012 |
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New research illustrates how genome adapts to transposon invasion
Small, mobile sequences of DNA left over from viruses, called transposons or "jumping genes" because of their ability to move around the genome, pose a significant threat to the genetic integrity and stability of an organism. ...
Dec 22, 2011 |
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Researchers demonstrate new DNA detection technique
A team of researchers from the University of Notre Dame have demonstrated a novel DNA detection method that could prove suitable for many real-world applications.
Dec 16, 2011 |
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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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Ancestor of HIV in primates may be surprisingly young
The ancestors of the simian immunodeficiency viruses (SIVs) that jumped from chimpanzees and monkeys, and ignited the HIV/AIDS pandemic in humans, have been dated to just a few centuries ago. These ages are substantially ...
Medicine & Health / HIV & AIDS
May 01, 2009 |
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Human cells build protein cages to trap invading Shigella
In research on the never-ending war between pathogen and host, scientists at the Pasteur Institute in Paris have discovered a novel defensive weapon, a cytoskeletal protein called septin, that humans cells deploy to cage ...
Dec 04, 2011 |
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Deadly bacteria may mimic human proteins to evolve antibiotic resistance
Deadly bacteria may be evolving antibiotic resistance by mimicking human proteins, according to a new study by the Translational Genomics Research Institute (TGen).
Jun 01, 2011 |
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'Vietnam time bomb' defused: Scientists find key mechanism by which bacterial pathogen causes melioidosis
A key mechanism by which a bacterial pathogen causes the deadly tropical disease melioidosis has been discovered by an international team of scientists.
Nov 10, 2011 |
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Analysis reveals malaria, other diseases as ancient, adaptive and persistent foes
One of the most comprehensive analyses yet done of the ancient history of insect-borne disease concludes for the first time that malaria is not only native to the New World, but it has been present long before ...
Nov 02, 2011 |
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