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Solving a mystery: How the TB bacterium develops rapid resistance to antibiotics

Scienmag

Credit: SDSU For a slow-growing microbe that multiplies infrequently, Mycobacterium tuberculosis, the pathogen that causes tuberculosis (TB) has long puzzled researchers as to how it develops resistance to antibiotics so quickly, in a matter of weeks to months.

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Study shows why some people may become seriously ill from meningococcal bacteria

Scienmag

Credit: Francesco Righetti Researchers at Karolinska Institutet in Sweden have come one step closer toward understanding why some people become seriously ill or die from a common bacterium that leaves most people unharmed.

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Treating TB: uOttawa scientists collaborate to identify new drug for unique therapeutic approach

Scienmag

A Faculty of Medicine team from the University of Ottawa and their international collaborators have shown proof of concept for an entirely new therapeutic approach in treating tuberculosis (TB), an enduring and recently accelerating scourge that is the leading cause of death worldwide by a bacterial infection.

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Experimental treatment with enzyme protects mice from lethal anthrax infection

Scienmag

Scientists have demonstrated that modifying an enzyme produced by the bacterium that causes anthrax can protect mice from infection with the deadly disease.

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Pathogenic bacteria rendered almost harmless

Scienmag

By identifying one of the mechanisms regulating the virulence of Pseudomonas aeruginosa, a UNIGE team is proposing a new strategy to combat this bacterium, which is resistant to many common antibiotics Credit: © UNIGE Pseudomonas aeruginosa is an opportunistic pathogenic bacterium present in many ecological niches, such as plant roots, stagnant water (..)

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Cause of 1990s Argentina cholera epidemic uncovered

Scienmag

Work allows genomic monitoring for epidemic strains of Vibrio cholerae bacteria The evolution of epidemic and endemic strains of the cholera-causing bacterium Vibrio cholerae in Argentina has been mapped in detail by researchers at the Wellcome Sanger Institute, the London School of Hygiene and Tropical Medicine, the University of Cambridge and the (..)

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Breakthrough in understanding ‘tummy bug’ bacteria

Scienmag

Credit: University of Exeter Bioimaging Unit Scientists have discovered how bacteria commonly responsible for seafood-related stomach upsets can go dormant and then “wake up” Vibrio parahaemolyticus is a marine bacterium that can cause gastroenteritis in humans when eaten in raw or undercooked shellfish such as oysters and mussels.