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Bacteria


  • UCSB Researchers Demonstrate How Gram-Negative Bacteria Deliver Toxins to Kill Neighboring Bacteria
    It's bacteria against bacteria, and one of them is going down. Two UC Santa Barbara graduate students have demonstrated how certain microbes exploit proteins in nearby bacteria to deliver toxins and kill them. The mechanisms behind this bacterial warfare, the researchers ...More
    5 days ago Posted in News
  • Biologist Investigates How Gene-Swapping Bacteria Evade Antibiotics
    A scientific peek into bacteria boudoirs is revealing how "sex" among disease-causing microbes can lead different species or strains to become resistant to antibiotic medications. Dr. Kelli Palmer, assistant professor of biological sciences at the University of Texas at ...More
    3 weeks ago Posted in News
  • Bacteria Use Toxins to Turn Our Own Bodies Against Us
    Researchers who have revealed a highly efficient way that bacteria use toxins to interrupt the immune response say that until now, the trickery of these toxins has been underappreciated in science. Bacteria harm the body by releasing toxins -- proteins that are ...More
    3 weeks ago Posted in News
  • Researchers Identify Bacteria That Prevent Type 1 Diabetes
    Our bodies have 10 times the number of microbes than human cells. This set of bacteria is called microbiota. In some instances, bacterial pathogens can cause infectious diseases. However, these microorganisms can also protect us from certain diseases. Researchers from ...More
    4 weeks ago Posted in News
  • Tracing the Evolution of a Drug-Resistant Pathogen
    To fight a pathogen that’s highly resistant to antibiotics, first understand how it gets that way. Klebsiella pneumoniae strains that carry a particular enzyme are known for “their ability to survive any antibiotics you throw at them,” says Corey Hudson of ...More
    July 21, 2015 Posted in News
  • Sweet Revenge: A Synthetic Sugar Could Fight Superbugs
    A special type of synthetic sugar could be the latest weapon in the fight against superbugs. A team of scientists from the University of Queensland and Queensland biotechnology company Alchemia have discovered a potential new class of antibiotics inspired by sugar molecules ...More
    July 21, 2015 Posted in News
  • Researcher Studies Regulation of Transporters That are Key to Bacterial Survival
    Christopher Colbert, assistant professor of biochemistry at North Dakota State University, Fargo, has received a $348,000 grant award from the National Institute of General Medical Sciences of the National Institutes of Health to conduct research on structure-function ...More
    July 20, 2015 Posted in News
  • Iron Regulators Join the War on Pathogens
    Proteins responsible for controlling levels of iron in the body also play an important role in combatting infection, according to a study published today in Cell Host & Microbe. Humans -- along with all living organisms, including pathogens -- need iron to survive: ...More
    July 16, 2015 Posted in News
  • Drug-Resistant Bacteria Possess Natural Ability to Become Vulnerable to Antibiotics
    Infections with one of the most troublesome and least understood antibiotic-resistant "superbugs" are increasing at alarming rates, particularly in healthcare settings. But new research, published July 13 in the Proceedings of the National Academy of Sciences Online Early ...More
    July 13, 2015 Posted in News
  • The Shape of Bacteria is Evolving to Better Adapt to the Throat
    It's no coincidence that the earthworm's slender shape makes it perfect for weaving through narrow tunnels. Evolution molds the shapes of living creatures according to the benefits they offer. At the microscopic level, do the various shapes of bacteria also contribute to ...More
    July 13, 2015 Posted in News
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