News tagged with tb bacterium
Tuberculosis bacterium's outer cell wall disarms the body's defense to remain infectious
The bacterium that causes tuberculosis has a unique molecule on its outer cell surface that blocks a key part of the body's defense. New research suggests this represents a novel mechanism in the microbe's evolving efforts ...
Oct 03, 2011 |
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Scientists explain unique activity of TB drug pyrazinamide
Pyrazinamide has been used in combination with other drugs as a first-line treatment for people with tuberculosis (TB) since the 1950s, but exactly how the drug works has not been well understood.
Aug 11, 2011 |
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Serological antibody tests to detect active tuberculosis are inaccurate and not cost-effective
Despite being widely available for sale in low-and-middle income countries, commercial serological tests used to detect active tuberculosis (by identifying antibodies to the tuberculosis-causing bacterium in a blood sample) ...
Aug 09, 2011 |
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An advance toward an 'electronic nose' urine test for tuberculosis
Scientists are reporting an advance toward a fast, inexpensive urine test to detect and monitor the effectiveness of treatment for tuberculosis (TB), which is on a rampage in the developing world. Their study appears in the ...
Aug 03, 2011 |
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Elderly might not benefit from TB vaccines in development
Elderly people might not benefit from some of the tuberculosis vaccines currently in development, recent research suggests.
Sep 20, 2010 |
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Study finds possible 'persistence' switch for tuberculosis
(PhysOrg.com) -- An examination of a portion of the tuberculosis genome that responds to stress has allowed Rice University bioengineers Oleg Igoshin and Abhinav Tiwari to zero in on a network of genes that may "switch" the ...
Sep 17, 2010 |
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New TB booster shows promise
A booster shot appears to improve tuberculosis (TB) resistance in previously vaccinated adults, according to new research in South Africa.
Mar 16, 2010 |
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Researchers discover TB disease mechanism and molecule to block it
Indiana University School of Medicine researchers have identified a mechanism used by the tuberculosis bacterium to evade the body's immune system and have identified a compound that blocks the bacterium's ability to survive ...
Feb 15, 2010 |
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Researchers find that common stomach pathogen may protect against tuberculosis
It's been implicated as the bacterium that causes ulcers and the majority of stomach cancers, but studies by researchers at Stanford University, UC Davis, and the University of Pittsburgh have found that Helicobacter py ...
Jan 20, 2010 |
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Study casts doubt on provocative tuberculosis theory
The tuberculosis bacterium is an insidious germ that can lie dormant for many years, then suddenly emerge and cause potentially fatal disease.
Dec 21, 2009 |
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New test quickly ID's active TB in smear-negative patients
Active tuberculosis can be rapidly identified in patients with negative sputum tests by a new method, according to European researchers. Active tuberculosis (TB) is the seventh-leading cause of death worldwide, and while ...
Sep 23, 2009 |
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Animal TB 'tracker' to speed drug and vaccine studies
Johns Hopkins researchers have developed a novel way to monitor in real time the behavior of the TB bacterium in mouse lungs noninvasively pinpointing the exact location of Mycobacterium tuberculosis. The ...
Jul 22, 2009 |
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Scientists solve mystery about why HIV patients are more susceptible to TB infection
A team of Harvard scientists has taken an important first step toward the development of new treatments to help people with HIV battle Mycobacterium tuberculosis (TB) infection. In their report, appearing in the July 2009 p ...
Medicine & Health / HIV & AIDS
Jun 30, 2009 |
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Researchers develop new TB test that will dramatically cut diagnosis time
Researchers from the Albert Einstein College of Medicine and The University of Pittsburgh have developed an onsite method to quickly diagnose tuberculosis (TB) and expose the deadly drug-resistant strains that can mingle ...
Mar 19, 2009 |
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Antibiotic combination defeats extensively drug-resistant TB
A combination of two FDA-approved drugs, already approved for fighting other bacterial infections, shows potential for treating extensively drug resistant tuberculosis (XDR-TB), the most deadly form of the ...
Feb 26, 2009 |
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